1

DESIGN, FABRICATION, TESTING, SUPPLY, INSTALLATION &

COMMISSIONING OF 1000L CAPACITY SIGMA MIXER AT SPROB,

SDSC SHAR, SRIHARIKOTA.

(ANNEXURE-1)

2

Sl. No. SPECIFICATION/REQUIREMENT

1.0 REQUIREMENT:

1.1 Design, fabrication, testing, supply, installation, erection and commissioning of

one number of 1000L (Total volume) Sigma mixer.

Mixer shall produce uniform homogeneous slurry by mixing the solid & liquid

ingredients of non-explosive nature at a given temperature under vacuum.

2.0 SCOPE OF SUPPLY:

2.1 1000L Capacity Sigma Mixer equipped with Hydraulic Power pack for tilting the

mixer and for opening/closing of the lid along with its subsystems, Vacuum

pump, Water pump, Hot water tank with heaters, MCC, Field sensors,

Instrumentation rack, power cables and control cables as per the specifications.

2.2 MCC with required Switch gears (OLR, contactor, MCCB etc.,) to demonstrate

mixer testing at BIDDER’S site and interfacing with power pack and control

panel.

2.3 Instrumentation Rack and interfacing with control panel to test mixer at

BIDDER’S site with necessary interlocks to meet dummy trial requirements.

Switch amplifiers for main & redundant proximity sensors, frequency to current

converter, current to voltage converter double channel, power supply unit, power

rail etc., shall be provided in PLC cabinet. All the items which are required to run

the mixer shall be supplied and Interfacing of field elements with control panel

shall be carried out by the BIDDER.

2.4 Control Panel with illuminated push buttons, cutout for Paperless Recorder

(Recorder is not in the scope of the Supplier), monitors, Temperature and

Vacuum controllers shall be provided. Provision for telephone and CCTV

keyboard joystick shall be provided.

2.5 Erection and commissioning of mixer and its subsystems.

2.6 The layout of the building and the location of the equipment is shown in the

Annexure-3.

2.7 Operation and maintenance manuals- 3 sets.

2.8 Quality assurance plan (QAP) for mixer acceptance and all elements – 3 sets

2.9 Inspection reports, test reports as per approved QP, as-built drawings for Mixer,

accessories and all its subsystems not forming part of the main 1000L Sigma

mixer in pdf format & hard form – 3 sets.

2.10 Spares: Supply of spares as per the Section 11.0.

3.0 SCHEME FOR REALISATION:

3.1 Adoption of cost effective and standard fabrication/machining processes.

3.2 Drawings, Process plan and QAP shall be submitted to SDSC SHAR before start

of fabrication for approval.

3.3 All the elements/components/items which are going to be integrated/used in the

machine shall be of the specified make only (indicated elsewhere in the

document).

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4.0 MAIN PARAMETERS OF THE SIGMA MIXER:

4.1 Total capacity : 1000 L

4.2 Max. mix viscosity : 1,00,000 poise

4.3 Normal operating load capacity ~ 750 L

4.4 Mix density : 1.2 to 1.3 g/cc

5.0 SAFETY REQUIREMENTS:

5.1 Avoid accidental fall of components/fasteners into product.

5.2 All bolts, screws and removable components shall be wire locked to preclude the

possibility of accidental fall in to the mixer.

5.3 No chain /belt systems shall be employed.

5.4 The selection of materials wherever not specified shall be compatible to the

coastal area conditions prevailing at SDSC SHAR.

6.0 SPECIFICATIONS OF THE SIGMA MIXER

6.1 Container internal dimensions

(maximum)

1200 mm width x 1200 mm length x

1000 mm height

6.2 Material of construction

6.2.1 Container Stainless Steel confirming to ASTM SA

240 Gr. 304

6.2.2 Top cover Stainless Steel confirming to ASTM SA

240 Gr. 304

6.2.3 Side Plates Stainless Steel confirming to ASTM SA

240 Gr. 304

6.2.4 Blade Casting as per ASTM SA 351 CF8

6.2.5 Shaft (from motor to the mixer) Alloy Steel

6.2.6 Plummer Block Cast Iron confirming to IS 210 FG 210

6.2.7 Base Frame Structural Steel section as per IS

standards

6.3 Container

6.3.1 Container Shape Double ‘U’ shape

6.3.2 Container Thickness 12 mm

6.3.3 Container Side Plate The container side plate shall be

machined to ensure uniform clearance

between Side plate and blade. Side

plate shall be bolted to the container

flange at both ends.

6.4 Container Cover

6.4.1 Shape, Construction & opening for top

cover.

Dome cover with peripheral flange. The

Peripheral flange shall be provided with

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groove on the inside face for fixing of

silicon rubber seal. Dome cover shall

be provided with transparent sight

glass. Opening/closing of the top cover

shall be by using a hydraulic cylinder.

Silicon rubber seal shall be provided on

the peripheral flange of dome cover to

ensure vacuum sealing when the cover

is in closed condition.

6.5 Jacket for heat transfer on mixer container and Side Plates

6.5.1 Description An external jacket shall be provided in

the working area of the mixer container

as well as on the side plates for the

effective heat transfer. The jacket shall

be fabricated from Stainless Steel plate

confirming to Gr. 304.

6.5.2 Jacket Thickness 10 mm

6.5.3 Jacket Operating Temperature 60 – 70 °C.

6.5.4 Jacket Design Temperature ~100°C

6.5.5 Jacket Hydro-test pressure Jacket shall be designed for 4 bar and

hydro-tested for 6 bar.

6.5.6 Jacket heat transfer media Hot water

6.5.7 Jacket details Internal Baffles, flow guides shall be

provided to improve the heat transfer.

Baffles shall be manufactured from

stainless steel 304 material.

6.6 Mixing Blades

6.6.1 Profile Sigma Blade Casting shall be checked

for their mechanical soundness.

6.6.2 Blade Action Tangential

6.6.3 Operational Blade Speed Front blade: 20 rpm

Rear blade: 15 rpm (Details of the gear

ratios used to obtain the required rpm

shall be provided)

6.6.4 Maximum Blade Speed The mixer shall be designed for the

following maximum blade speeds.

Front blade: 24 rpm

Rear blade: 18 rpm

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6.6.5 Gaps between the mixer trough &

blades

a) Mixer blade to trough gap shall

be 1mm to 3mm.

b) Mixer blade to side walls gap

shall be 1mm to 3mm.

6.7 Mixer Bearing Housing Bearing Housing made of Carbon Steel

with suitable bearings. Requisite

bearings to take the axial load and

radial load produced by the blades of

the mixer shall be provided in the

bearing housings.

6.8 Mixer Stuffing Box Sealing To avoid any leakage of the foreign

particle from outside / Product material

from inside the container area, a 2-

stage sealing design shall be offered.

Mixer Stuffing Box shall be made from

stainless Steel 304 materials. The

stuffing box shall be machined so as to

suitably fit on the mixer side plate with

special provision for vacuum sealing.

6.9 Coupling between Motor & Gear Unit

6.9.1 Type Internal geared coupling or any other

suitable coupling with department

approval.

6.9.2 Make Brampton or equivalent with

department approval.

6.10 Tilting Discharge Discharge of the material shall be

through hydraulic tilting of mixer

container. The container of the Mixer

shall be tilted around front blade axis,

the tilt angle to be around 110 degrees.

Hydraulic power pack, Hydraulic

cylinder, DC valve etc., shall be

provided for tilting the container. Push

buttons for the operation of the

hydraulic cylinder for tilting shall be

provided near to the mixer. Extreme

end positions during tilting shall be

sensed and same shall be interlocked

to the DC valve.

A hydraulically operated lock shall be

provided for the Mixer to avoid

unintentional tilting of the Mixer during

running. Hydraulic cylinder (single

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acting type) shall be used for locking of

the Mixer and shall be interlinked to the

tilting mechanism suitably.

6.11 Base Frame Base frame shall be rigid enough to

withstand the dynamic load of the

mixer.

6.12 Surface Finish

6.12.1 Internal Contact Parts All internal surfaces, weld joints shall

be cleaned and well dressed. All

internal stainless steel surfaces shall

be mirror polished to 16 rms.

6.12.2 External Parts All external surfaces, weld joints shall

be cleaned and well dressed. External

stainless steel surfaces shall be matt

polished.

External mild steel surfaces shall be

synthetic enamel painted.

6.13 Operating Conditions

6.13.1 Product Operating Temperature 60 ± 2 0C

6.13.2 Product Operating

Pressure/Internal Vacuum in the mixer

Atmospheric / 5 Torr

6.13.3 Vacuum measurement Measurement of Vacuum with Vacuum

transmitter.

6.13.4 VFD Operated Panel Variable Speed Drive shall be provided

for variable speed operation of the

mixer blades. The specifications are

detailed in the Section 6.14.4.

6.14 Specifications of Drive system for Mixer

6.14.1 RPM 20 rpm at front blade & 15 rpm at rear

blade (operational)

24 rpm at front blade & 18 rpm at rear

blade (maximum)

6.14.2 Power transmission mode Gear box.

Make: Shanti/ Elecon

6.14.3 Electric Motor Specification:

6.14.3.1 An Electric Motor with suitable gear system is to be designed for rotating the

Mixer blades. Motor shall be located in the Service room adjacent to the Mixer

room as shown in the layout drawing in Annexure-3.

6.14.3.2 The motor should be of 1500 rpm (syn) with suitable gear to achieve the

specified rpm at the blades.

6.14.3.3 The Electric motor is powered through VFD for fine end rpm control however the

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operating frequency of drive should be kept above 40Hz for required rpm at the

blades.

6.14.3.4 The motor capacity should be selected such that only 80% of rated current (or

less) should flow at full load.

6.14.3.5 Make Kirloskar/Crompton Greaves/Bharat

Bijili/ CEMP/ Marathon / Siemens /ABB

6.14.3.6 RPM 1500 RPM(SYN)

6.14.3.7 Power transmission mode Gear box

6.14.3.8 Motor capacity The motor capacity should be selected

such that motor shall draw only 80% of

rated current at full load.

Design calculations to be submitted

towards arrival of motor power rating

and approval to be obtained.

6.14.3.9 Motor type 3 Phase Squirrel Cage Induction Motor

6.14.3.10 Operating Voltage 415 V ± 10 %, 3 Phase

6.14.3.11 Operating Frequency 50 Hz ± 5 %

6.14.3.12 Duty class Continuous S1

6.14.3.13 Protection IP 65

6.14.3.14 Insulation class F and temperature rise limited to class

B

6.14.3.15 Thermistor Sensor Thermistor to be incorporated in motor

winding and to be interfaced with

VFD/WTR for tripping

6.14.3.16 Connector Copper conductor cable terminated

using gland

6.14.3.17 Remarks The motor shall be suitable for inverter

duty operations.

6.14.3.18 All the motor ratings given are based on internal mechanical design, However,

the final requirement is to achieve the specified speed and operational

requirements. So the party should ensure the ratings are adequate/suitable and

any change required may be adopted with department approval. Ensuring

smooth functioning of all components as a system is the responsibility of the

party and any change required in this regard to be brought to the notice of

department and to be implemented with approval of department.

6.14.4 Specifications of VFD for Mixer Motor

6.14.4.1 Quantity 1 No.

6.14.4.2 Make ABB / Siemens

6.14.4.3 Main voltage 380-480 V, 3 Phase

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6.14.4.4 Input Frequency 48-63 Hz

6.14.4.5 Output rating One size higher standard Drive rating

of selected motor full load rating

6.14.4.6 Overload capacity 150 % for 60 sec

6.14.4.7 Digital inputs 6 No’s programmable (minimum)

6.14.4.8 Analog inputs 2 No’s programmable (0-10 V, 0-20mA,

and -10 to +10 V) (minimum)

6.14.4.9 Relay outputs 3 No’s programmable (minimum)

6.14.4.10 Analog outputs 2 No’s programmable (0-20 mA)/(4-20

mA) (minimum)

6.14.4.11 Safety guidelines IEC 61800

6.14.4.12 Ambient Temperature Max. 50 0C

6.14.4.13 Control requirement The drive shall start & stop in slow

speed. The start, stop and acceleration

should not cause any considerable

jerk.

6.14.4.14 Choke or filter Choke/Filter of suitable rating to limit

THD.

6.14.4.15 Operator Panel Advanced Operator Panel (AOP)

mounted on panel cubicle door

6.14.4.16 Protections Protection against input/output phase

loss/phase short circuit, under/over

voltage, di/dt, inverter protection, heat

sink protection etc.,

6.14.4.17 Interfacing module Ethernet adapter module shall be

provided to meet the future

requirement to operate in Profinet

mode.

6.15 Specifications of Vacuum Pumps

6.15.1 Quantity 1 No.

6.15.2 Make Toshniwal / JB Vac or any other make

with dept approval

6.15.3 Capacity To be designed by supplier according

to requirement (minimum 2000 lpm)

6.15.4 Ultimate pressure 5 Torr.

6.15.5 Type Rota vane water cooled

Electrical Specification of vacuum pump

6.15.6 Capacity To be designed by supplier according

to requirement. The motor capacity

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shall be selected such that it shall

preferably draw only 80% of rated

current (or less) at full load.

6.15.7 Make Crompton Greaves/Bharat Bijili /

/Marathon / Siemens or any other

make with dept approval

6.15.8 RPM 1500 (Synchronous speed)

6.15.9 Motor type Induction motor

6.15.10 Operating Voltage 415 V ± 10 %, 3 Phase

6.15.11 Operating Frequency 50 Hz ± 3 %

6.15.12 Duty class Continuous S1

6.15.13 Protection IP 55 or better

6.15.14 Insulation class F and temperature rise limited to class

B

6.15.15 Efficiency IE 2 or Better

6.15.16 Thermistor Preferable

6.15.17 Standard Motors shall comply IS:325 /IEC

:60034-1

6.16 Specifications of Hot Water Pump

6.16.1 Quantity 1 No.

6.16.2 Make Kirloskar/ Suguna

6.16.3 Type Centrifugal Monoblock, cast iron

impeller with mechanical seal

6.16.4 Pumping Medium Hot water

6.16.5 Head & capacity Min 21 m & 180 LPM

6.16.6 Operating temperature of the product 60 ± 2 0C

Electrical Specifications of Water pump

6.16.7 Capacity To be designed by supplier according

to requirement (The pump and motor

capacity should be selected such that it

shall preferably draw only 80% of rated

current (or less) at full load).

6.16.8 Motor 3 phase Induction motor as per IS:325

or equivalent IEC standard

6.16.9 Motor Make Crompton Greaves/Bharat Bijili /

/Marathon / Siemens or any other

make with dept approval

6.16.10 Operating voltage 415 V ± 10% 3 Phase

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6.16.11 Operating Frequency 50 Hz ± 3%

6.16.12 Insulation Class F with temperature rise limited to Class

B

6.16.13 Protection IP 55 or better

6.16.14 Duty Continuous S1

6.16.15 Efficiency IE 2 or Better

6.16.16 Thermistor preferable

6.16.17 Standard Motors shall comply IS:325 /IEC

:60034-1

6.17 Specifications of Hot water tank

6.17.1 Hot water tank consists of water tank and heater banks (along with associated

electrical system) as in the following specifications.

6.17.2 Quantity 1 No.

6.17.3 Capacity 1000 lts (minimum). It shall be decided

based on Mixer jacket volume and also

minimum water to be stored in tank.

6.17.4 MOC SS

6.17.5 Target temperature 60 ± 2 0C

Electrical Specifications for hot water tank

6.17.6 Heater Total Capacity 36 kw

6.17.7 No of Banks &

Each Bank capacity

2 Nos

Bank –I: 18 kw, Bank II :18 Kw

6.17.8 No of heating elements 7 nos, Each element 6kw

(Bank I-Three Nos, Bank-II Three Nos,

Spare-1No)

6.17.9 Type of heater elements 6kw Standard immersion heater

working on 240V AC

6.17.10 Heater control ON/OFF control for Bank 1 and

Thyristor control for bank 2 with ABB

make controller

6.17.11 Water level control Automatic water level controller using

level switch

6.17.12 Connection There shall be a local power

distribution board mounted on Tank

wall consisting of six numbers of MCB

(one for each heater) &two ELCB (one

for each bank) with Bus bar

arrangement in star 4 wire

configurations for all heater banks.

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There will be one heater in each phase

and Neutral in each bank. Teflon wires

or suitable heat resistance wires shall

be used for terminating heaters from

Bus bar in local DB. Size of the wire

shall be 200% with respect to the

heater drawing current

6.17.13 Interlocks The tank shall be provided with level

switch and to be interlocked with

heaters.

6.17.14 Hot water tank insulation Hot water tank insulation shall be of

PUF or any other material with dept

approval

6.17.15 Pipeline arrangement Pipeline arrangement shall be made to

facilitate recirculation to tank and

Mixer. Piping drawings shall be

submitted for approval of

department.

6.17.16 Sensors for measurement 2 Nos. of RTD for temperature as per

specifications 6.41.1 of length suitable

to the height of the tank with

temperature transmitter, thermostat for

over-temperature protection and level

switch for level control shall be

mounted on the top of the tank with

suitable arrangement.

6.17.17 Additional requirements Drain line & over flow lines shall be

provided with suitable valves.

6.18 Pipe lines and valves

6.18.1 Quantity Pipe lines for hot water tank and Mixer

jacket and pipe lines from vacuum

pump to Mixer.

6.18.2 Length Based on position of hot water tank

and vacuum pump as shown in the

layout drawing in Annexure-3.

Approximately 100 m length.

6.18.3 MOC SS-304/SS-304L

6.18.4 Insulation Hot water lines shall be suitably

insulated with PUF for hot medium

6.18.5 Valves Flanged Valves shall be provided in hot

water lines and vacuum lines of make

BDK / L & T

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6.18.6 Solenoid valves Solenoid valve for vacuum control shall

be provided

6.18.7 Sensors for measurement One no. of Duplex RTD of suitable

length with temperature transmitter for

the jacket water temperature and

vacuum transmitters for vacuum

measurement shall be provided.

Pressure gauges of suitable range at

the inlet and outlet of Mixer Jacket and

vacuum gauge of suitable range on the

container cover shall be provided .

6.18.8 Testing Standard Pressure Test: IS2825

Flanges & Joints: IS131589, Class

150, SORF

Piping as per ASME standard B31.3

shall be followed.

6.18.9 Additional Remarks All the necessary pipe welding,

fabrication and erection, DP testing,

screws, bolts, clamps, mounting

brackets, tools, consumables, field

devices mounting etc., is scope of

supplier. Material test certificates shall

be provided. All the hot water lines

shall be thermally insulated using pre-

formed Rockwool pipe insulation

material of minimum 1-inch thickness.

Aluminum cladding with screws shall

be provided over the insulation.

Compressed Asbestos Fibre (CAF)

gasket of 3 mm minimum thickness

shall be used for flange joints

Motor Control Centre (MCC):

6.19 General Terms and Specifications of MCC

6.19.1 Party shall supply Motor Control Centre (MCC) as per detailed specifications

furnished below.

6.19.2 Party shall engage panel manufacturer, obtain and submit GA Drawing, power

and control circuit drawings, including selection of switchgear ratings, control

drawing, Bill of material for Dept. Approval prior to start of fabrication.

6.19.3 The panel shall undergo functional checks, HV test, Dielectric strength checks,

Dimensional checks and other qualification tests as per standards at panel

manufacturer works in the presence of the Department.

6.19.4 The MCC panel shall be designed for operation in high ambient temperature up

to 50°C, high relative humidity up to 95% and tropical atmospheric condition.

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6.19.5 Rubber mats of 2m X 1m, 11 kV grade shall be provided for the complete length

of all the panels (the panels which are in the scope of supplier) both in front and

back side such that persons stand on rubber mats during maintenance.

6.19.6 The vendor shall supply documents consisting of as built drawings (MCC power

& control drawings, cable schedule), catalogue of all bought out electrical items,

VFD & Thyristor Controller Parameterization Details.

6.19.7 MCC Panel cubical keys, Handles, interlock keys, are to be handed over to

department during supply.

6.19.8 The party should incorporate all changes / modifications / rectifications

suggested by Department after verifying Drawings and bill of materials.

6.19.9 Any specification deviations required on technical grounds or non-availability of

specified items have to be brought to the department notice changes in these

regards shall only be acceptable with the approval of the department

6.19.10 Any item not specified but required for satisfactory functioning and integration of

the total system to be considered and included by the party and demonstrating

the total functionality of the system as specified is the responsibility of the party.

6.19.11 MCC shall be front operated indoor cubicle type free standing and Compartment

Arrangement Motor Control Centre suitable for operation on 3-Phase, 4 wire

415V ± 10%, 50Hz ± 3% AC supply.

6.19.12 The panel should be designed, manufactured and tested in accordance with IS

8623(Pt1), IS 13947(Pt4/Sec1) and as per the specifications issued by us.

6.19.13 Enclosure symmetrical frame construction (minimum 9-fold profile) of rolled

hollow sections made up from 1.6mm Thickness sheet with holes on a 25mm

DIN pitch pattern.

6.19.14 It shall have Horizontal sections, Vertical sections with fixing levels for space

saving interiors installation.

6.19.15 Doors shall be fitted with concealed hinge to ensure 130 deg opening.

6.19.16 Lock shall be of 7mm Triangular Bit Lock insert with key

6.19.17 Removable Type Rear, side panel and Roof plate made of 1.6mm sheet steel,

with foamed in seal (PU Foam gasket mixture of polyol and isocyanate).

6.19.18 Ingress protection: Should comply to IP54. Partial doors, Covers are PU Foamed

(mixture of polyol and isocyanate) integrated to ensure IP54 of Ingress

Protection.

6.19.19 The panels shall be of modular design with a horizontal bus bar compartment

running at the top and the cable entry shall be from the bottom for MCC unless it

is specified.

6.19.20 The outgoing feeders shall be arranged in multi – tier mode. The panel front

shall contain individually enclosed switchgear modules. All of the electrical

accessories shall be mounted on the front side of the panels with facility to

remove /refit from the front side.

6.19.21 The structure shall be mounted on a rigid base frame of ISMC 100 channel. The

design shall ensure that the weight of the components is adequately supported

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without deformation or loss of alignment during transit or during operation.

6.19.22 The panel can be limited to maximum height of 2000 mm excluding ISMC base

of 100 mm, Overall height of the panel is 2100 mm.

6.19.23 All contacts / terminals of the switchgear components shall be wired to the

terminal block.

6.19.24 Detachable, split gland plates of 3mm thick sheet steel shall be provided for

panels both in the top and bottom.

6.19.25 Cable alley/chamber should have a minimum width of 400mm.

6.19.26 Each feeder compartment shall be provided with suitable nameplate showing

feeder name with rating as given in the bill of quantities table. Name plates

should be made of aluminium black enamel painted and names should be

engraved and screw fixing type. Inscription shall also be provided for illuminated

push buttons, meters, operating handles and panel opening lock.

6.19.27 All live parts shall be shrouded with non–deteriorating insulating barrier to

prevent against accidental contact.

6.19.28 All the feeders shall be properly extended up to the rear side of the panel for

cable termination with suitable connecters and insulating barriers.

6.19.29 Provision shall be made for lifting and handling of panel by eyebolts.

6.19.30 Fire retardant DMC / SMC fillings for openings around bus bars near the

sectional barriers shall be provided

6.19.31 Bus bar support conductors shall be FRP type firmly fitted to the frame work of

the panel.

6.19.32 Panel lighting shall be provided in the cable chamber and it shall be LED lamps

only. The same needs to be controlled with panel door open / close limit switch.

6.19.33 The apparatus and circuits in the MCC panel shall be so arranged as to facilitate

their operation and maintenance and at the same time to ensure the necessary

degree of safety.

6.19.34 Apparatus forming part of MCC panel shall have the minimum clearances

between Phase, Neutral & Earth as per the standards

6.19.35 Door interlocking facility and defeat interlock facility is to be provided for all

MCCB handle mechanisms on the front door of the cubicle.

6.19.36 All the feeders shall be provided with double Earthing.

6.19.37 All the feeders shall be provided with LOTO (Lock out Tag out) devices.

Necessary locks are to be supplied from the standard manufacturer of LOTO

products. The same will be approved by department during drawing approval.

6.19.38 The bus bar arrangement shall confirm to IS 11353:1985

6.19.39 The short circuit strength of bus bars shall be 50kA rms (minimum), one second

and 105 kA peaks.

6.19.40 The Busbars shall be of uniform cross section thought out the panel with a

minimum current density of 0.65 Amps per square millimeter for Aluminium bus

bar and 1.0 Amps per square millimeter for copper or better.

15

6.19.41 Suitable colour – coded heat shrinking sleeves shall be provided for the bus bar

conductors with colour – coding.

6.19.42 Cadmium plated high – tension bolts and nuts shall be used for the joints. Spring

washers will be used for sustaining the contact pressure.

6.19.43 Main bus-bar shall be rated for minimum of 125% more than the selected

switchgear rating of main incomer.

6.19.44 Earth copper bus bars of suitable size shall be provided throughout the length of

the panel.

6.19.45 Provision for connection to the plant earth grid shall be provided at both the ends

of the panel.

6.19.46 All hinged doors with electrical accessories shall be provided with flexible copper

earth connections.

6.19.47 Power wiring shall be carried out with minimum 4.0 Sq. mm size of 660/1100V

grade multi strand single core copper flexible wires. While selecting individual

feeder cable size, current rating one step above the feeder rating is to be

considered.

6.19.48 Panel Control wiring shall be carried out with minimum 1.5 Sq. mm sizes of 660/

1100V grade multi strand single core copper flexible wires.

6.19.49 Transducer outputs and control/signal wires from Flap Door, cubicles should be

wired with shielded cables and terminated in terminal blocks housed in control

compartment.

6.19.50 Inter connections between MPCB, MCCB, contactors, Drives, Filters etc., in

respective feeders shall be carried out with suitable rated wires.

6.19.51 All the power wires shall be wired up to the clip on type terminals mounted on the

edge of the feeder base sheet in the cable alley for facilitating easy cable

termination.

6.19.52 Tube Insulated copper lugs shall be used for terminating the control wires.

6.19.53 Equipment tag plate inside the MCC panel and compartment nameplates shall be

of acrylic engraved sheets only and same to be fixed by screws/rivets and shall

not be pasted.

6.19.54 All the compartments need to be provided with ON / OFF / TRIP indication lamps.

6.19.55 ON/OFF/TRIP inscriptions shall be clearly marked over the individual

compartment with clear marking of direction of the operation of handle apart from

the standard marking provided by the switchgear manufacturer.

6.19.56 ON/OFF inscriptions shall be clearly marked over the individual feeder cubicles

with clear marking of direction of the operation of handle apart from the standard

marking provided by the switchgear manufacturer.

6.19.57 Enamel Danger plates of size and descriptions as recommended in the relevant

IS, shall be provided on the MV Panel inscribed in Telugu, Hindi and English

languages mainly. The same to be indicated the G.A after getting the order and

before proceeding for fabrication.

6.20 Feeders for Motor Control Centre (MCC):

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6.20.1 The MCC should be provided with following feeders with compartmentalized

cubicles separated from each other, with bus bars on top and bottom cable entry.

6.20.2 Feeder Description Capacity (kW) Specification

6.20.3

Incomer To be arrived by

Vendor

MCCB with adjustable short

circuit, earth fault and overload.

Electrically operated. Refer

data sheet

Shall have RYB indication

lamps, on, off, trip status and

Suitable Current CTs to be

provided for current

measurement and display at

Multi-Function meter provided

in control panel.

6.20.4 Outgoing Feeders

6.20.5 Mixer

Tentative

Capacity- 15kW

Switchgear: MCCB, SDF with

Semiconductor fuses

VFD. Refer Data Sheets

(6.14.4)

Conventional Earth Leakage

Relay

Measurement, Monitoring&

Control with VFD

6.20.6 Mixer – Redundant

Feeder

6.20.7 Hydraulic pump for

lid lifting

Tentative

Capacity-1.5kW

Switchgear: MPCB, Contactor

Conventional Earth Leakage

Relay

Current Transformer and

Current Transducer (4-20mA)

output

Note: The current transducer

(4-20mA) output shall be

interfaced with RECORDER

provided at control Panel

(Control Room)

Hydraulic pump for

tilting

Hydraulic pump-Spare

6.20.8 Vacuum Pump

Tentative

Capacity-

3.75kW

Switchgear: MPCB, Contactor

Conventional Earth Leakage

Relay

Current Transformer and

Current Transducer (4-20mA)

output

Note: The current transducer

(4-20mA) output shall be

interfaced with RECORDER

Vacuum Pump-Spare

6.20.9

Hot Water Pump

Tentative

Capacity-2.3

kW

17

Hot Water Pump-Spare

provided at control Panel

(Control Room)

6.20.10 Water Heater On/ Off

Bank-1

Tentative

Capacity- 18KW

Switchgear: MCCB, Contactors

(There shall be two contactors

connected in series to avoid

heater getting on in case of

contact welding.)

Conventional Earth Leakage

relay

Current Transformer with

Current Transducer (4-20mA)

output

Note:1) The current transducer

(4-20mA) output shall be

interfaced with RECORDER at

control room,

2) Temperature controller and

water level controller shall be

interfaced with contactor.

6.20.11 Thyristor Controlled

Bank-2

Tentative

Capacity-18KW

Switchgear :MCCB, Contactor

Thyristor Controller. Refer Data

Sheets (6.37)

Conventional Earth Leakage

Relay

Measurement, Monitoring & Control with Thyristor Controller: Interfacing (4-20mA.) with RECORDER at control room.

Temperature controller and water level controller shall be interfaced with contactor.

6.20.12 Thyristor Controlled Bank- spare

Tentative Capacity-18KW

6.21 Operation Modes:

6.21.1 Discrete mode operation through control panel:

6.21.1.1 In this mode of operation, the operation of complete system shall be carried out

from control room through push buttons on control panel. All the illuminated push

buttons/selector switch/RECORDER in control panel shall be hard wired to

switchgear panel through Auxiliary contactor with sufficient numbers of NO / NC

contacts. The monitoring features of Incomer Voltage & Current are monitored

using MFM (PAC3200).The currents of Mixer, Water Pump, Vacuum Pump,

Heater Bank & Speed of Mixer are monitored through RECORDER’s provided in

control panel at control room.

18

6.21.1.2 Operating & Monitoring scheme:

6.21.1.3 Operation of Water pump, vacuum pump& Hydraulic pumps:

PBs in Control panel in control Room Aux Contactor Contactor MOTOR

6.21.1.4 Operation of Heater bank-1:

PBs in Control panel in control Room Temperature controller & water level

controller Aux Contactor Contactor Heater Bank-1

6.21.1.5 Operation of Heater bank-2:

PBs in Control panel in control Room Temperature controller & water level

controller Thyristor Heater Bank-2

6.21.1.6 Operation of Mixer motor:

Selector switch in Control Panel position PBs in Control panel Aux Contactor

VFD Mixer MOTOR

6.21.2 Discrete mode operations required from Bay:

6.21.2.1 In this mode, Lid Lifting operations & Mixer tilting operations shall be carried out

through operator in bay after engaging the hydraulic pumps. Local Push Button

Station shall be provided in the bay with push buttons performing operations for

Lid Open/Close & Mixer Up/Down along with Emergency Push Button which shall

be interfaced with MCC I/C MCCB Shunt Trip Coil. The Local Push button station

shall confirm IP65 Protection.

6.21.2.2 Operating scheme:

6.21.2.3 Lid Lifting & Mixer Tilting Operations:

PBs in Local Push Button Station in BayAux Contactor Solenoid Valve

6.22 Monitoring features in control panel:

6.22.1 PARAMETER MONITORING DEVICE

INTERFACING

6.22.2 Incoming Feeder V, I,

THD, etc

MFM The CBCT provided in MCC shall

be interconnected with MFM

6.22.3 Mixer Current RECORDER VFD analog output shall be

interconnected with RECORDER

6.22.4 Mixer Speed RECORDER Speed sensor shall be provided at

the connecting shaft from the

motor to the mixer and

interconnected with RECORDER

using frequency to current

converter.(Refer 6.40)

6.22.5 Hydraulic pumps Current RECORDER The current transducers provided

in the MCC shall be interfaced

6.22.6 Water Pumps Current RECORDER The current transducers provided

in the MCC shall be interfaced 6.22.7 Vacuum Pumps Current RECORDER

19

6.22.8 Heater Bank Current RECORDER

6.22.9 Thyristor Bank Current RECORDER The thyristor (4-20mA) output shall

be interfaced with RECORDER

6.23 Emergency OFF requirements:

6.23.1 Emergency Push Button shall be provided in Control Panel and local PBS in Bay.

These Emergency Pushbuttons shall be interfaced with MCC Panel Incomer

MCCB shunt trip coil.

6.24 Control Panel:

6.24.1 The control Panel with IP-54 protection shall be provided in control room located

adjacent to the Mixer room.

6.24.2 The control panel shall consist of illuminated push buttons, selector switch, MFM

PAC 3200 and provision for RECORDER, Vacuum controller, temperature

controller, water level controller, telephone, keyboard joystick. Dimensions for

cutouts for RECORDER, Vacuum controller, temperature controller will be

provided during detailed engineering.

6.24.3 The (4-20mA) output from all Current Transducers, VFD, speed sensor, thyristor

bank are to be terminated at instrumentation rack to facilitate current to voltage

signal conversion using connectors provided at instrumentation rack. The voltage

signals are to be interfaced with recorder at control panel.

6.24.4 The Control Panel shall be Desk Type operatable.

6.24.5 There shall be dedicated arrangement of push button station for Mixer, Hydraulic

Pumps, water pump & vacuum pump, Heater banks. The Aux Contactors to meet

the hardwired logic shall be provided in control panel.

6.24.6 Heavy gauge “U” profile sheet steel is to be employed for the frame work. All

joints to be of bolted construction without any exposed welding.

6.24.7 All of the Gland plates shall be of 2.5mm (12SWG) CR. Sheet.

6.24.8 An integral metal base with C channel of minimum 100mm width welded in box

configuration to be provided.

6.24.9 Neoprene gasket shall be provided for the doors to prevent dust and vermin

entry.

6.24.10 Suitable ventilation louvers shall be provided on to the vertical and horizontal bus

bar chambers to facilitate free circulation of air. Suitable brass meshes shall be

fitted to prevent entry of vermin.

6.24.11 The doors hinges shall be of concealed type. Removal of any hinged door

without disturbing any of the adjacent modules shall be possible.

6.24.12 The local control panel with illuminated push buttons shall be designed with

adequate space for accommodating relays, connectors, IS isolators etc.

6.24.13 The Control panel shall have Powder Coating with SIEMENS Grey RAL 7032 /

7035 over the exterior side of the panel and Fire and Corrosive resistant coating

similar to VIPER FR-1101 shall be applied over the inside surfaces of the panel

in two coats with necessary primer.

20

6.25 Power & Control Cables Specifications and wiring details:

6.25.1 Party shall supply Power cables, control cables, data cable, cable trays as per

the given specifications and shall also carryout cable laying on wall /trench /cable

tray as applicable. All the miscellaneous items like cable glands, lugs, ties, fixers

shall also be supplied by the party.

6.25.2 Power wiring with suitable rated cables as per load requirements shall be

provided. The cable make shall be as per specifications (datasheets).

6.25.3 The power wiring shall be carried out for the following.

PCC to MCC Panel.

MCC to Mixer Motor, vacuum pumps, hydraulic pumps, water pump

motors & Heater Loads.

6.25.4 The cables shall comply with LT voltage level 1100V with XLPE insulation as per

IS:7098. The minimum size of cable shall be 4 sq. mm copper conductor for all

power wiring. All feeders shall be with copper conductor cables. The power

wiring shall be carried out with necessary saddles, clamps, cable tags, glands,

etc.

6.26 Cable Laying:

6.26.1 Power, Control, data and Communication cables shall be laid in trenches and

cable trays as applicable.

6.26.2 Medium voltage and control cable shall be separated from each other by

adequate spacing or by running through trenches or cable trays.

6.26.3 The lengths indicated in the cables schedule are only approximate. The

contractor shall ascertain the exact length of cable for a particular feeder by

measuring at site. All cable routes shall be carefully measured and cables cut to

the required lengths, leaving sufficient lengths for the terminations of the cable at

both ends.

6.27 Cable Termination:

6.27.1 Wherever copper to aluminum interconnections are made, necessary bimetallic

washers shall be used.

6.27.2 In case of control cables, all cores shall be identified at both ends by their

terminal numbers by means of PVC ferrules for core size. Wire numbers shall be

as per schematic wiring/inter-connection diagram. All unused spare cores of

control cables shall be nearly bunched and ferruled with cable tag at both ends,

for future use.

6.27.3 Before energizing, the insulation resistance of every circuit shall be measured

from phase to phase, phase to neutral and from phase/neutral to earth. The

approximate cable length requirements are listed in below mentioned table.

However, Vendor has to arrive at the final cable sizes and shall take approval

from department before erection.

6.28 Control Wiring:

6.28.1 The control wiring shall be armoured with minimum copper conductor size of 2.5

sq. mm of XLPE/PVC insulation, voltage grade 660V/1100V as per IS:

21

1554/7098. The control wiring shall consist of following:

Master Emergency OFFs:

1. Control Room Push Button panel

2. Local Push Button Station in Bay

3. MCC Panel

The above mentioned Emergency OFFs shall be interfaced with MCC I/C

MCCB Shunt Trip coil.

Local Push Button Station at Bay to Respective Solenoid Valves (Lid

Open/ Close, Mixer Up/Down).

Push Button panel at control room to respective Motors & Heater banks

contactors in Service room MCC Panel.

6.29 Cable Trays

6.29.1 Cable trays shall be provided for carrying cable laid inside the facility. Power

cables and control cables shall be laid separately in different cable trays.

6.29.2 Supply and installation of Cable tray is in the scope of the party. Civil cable

trenches shall be provided by the department.

6.30 List of Cables

6.30.1 The quantity of Power & control cables required to meet various interfacing field

elements is specified below. The details are indicative and party shall meet extra

cable requirements in case of requirement.

6.30.2 The size of the cable should be decided based on the expected highest load in

the cable adding 50% cushion. Calculations arriving the cable sizing should be

submitted for approval. Any other cable not listed below but required for

completion of the system/proper working of the system shall be provided by the

party without any additional cost.

6.30.3 Cable Description

Tentative Capacity

Anticipated Length (m)

6.30.4 Cable from PCC to

MCC(2 Runs)

4C x 50 sq.mm

armoured

copper cable

15 x 2 runs

6.30.5 Cable from MCC to Mixer

Motor

3C x 10 sq.mm

armoured

copper cable

15

6.30.6 Cable from MCC to

Water Pump, Vacuum

Pump & Hydraulic Pump

(4 nos)

3C x 4 sq.mm

armoured

copper cable

Each motor 15Mts Total:60Mts

6.30.7 Cable from

MCC to DB on Heater

Tanks ( Both ON/Off &

Thyristor Banks)

4C x 4 sq.mm

armoured

copper cable

Each Bank 15Mts Total:30Mts

22

6.30.8

Cable from Control panel

to MCC Panel

30 core X 2.5

sq.mm

armoured

copper cable

50

6.30.9 Cable from Local Push

Button station to solenoid

Valves

12 core X 2.5

sq.mm

armoured Cu

cable

20

6.31 Specifications of Switch Gear - MCCB

6.31.1

Maximum rated current

(In max)

Standard Rating

Incomer Feeder- 150% Rated Current

Motor Loads-150% Rated Current

Other loads-125% Rated Current

6.31.2 Rated short circuit breaking capacity

Ics(=Icu)

55kA for incomers and main feeder

switches,35kA for sub feeders

6.31.3 Rated insulation voltage Ui 1000V

6.31.4 Rated operational voltage Ue 690V

6.31.5 Adjustable Settings

Adjustable LSIG Protection features for Main Incomer and adjustable LIG Protections for outgoings

6.31.6

Standard

Circuit breakers shall comply with the

following standards:

IEC 60947-2

IEC 60947-1

Isolating features in accordance with

IEC 60947-3

6.31.7

Over current release features

Overload protection (L-tripping), Short

time delay short circuit protection(S-

tripping), Instantaneous short-circuit

protection (i-tripping), Neutral

conductor protection (N-tripping), Earth

fault tripping.

Load monitoring, short circuit protection

and overload protection switchable to

I2t.

6.31.8 Auxiliary releases

Shunt trip, closing coil, Signalling

switch

6.31.9

Type of MCCB

Electrically Operated Motorised MCCB

for Main Incomer & more than 100A

rating

6.31.10 Model Latest series meeting the above

23

specification

6.31.11 Make M/s Siemens / L&T / Schneider

6.32 Specifications of Switch Gear – MPCB

6.32.1 Maximum rated current

(In max)

Standard rating higher than 120% of

the motor name plate current.

6.32.2 Rated short circuit breaking capacity

Ics(=Icu) 35kA or higher

6.32.3 Adjustable Settings

Adjustable over load protection &

instantaneous short circuit protection

6.32.4 Standard IEC60947-2, IEC60947-4-1

6.32.5 Releases Relay Function

6.32.6 Aux Contacts 1NO + 1NC

6.32.7 Add ons

Additional 1NO+1NC, short circuit

signaller with 1NO+1NC (Preferable)

6.32.8 Model

Latest series meeting the above

specification

6.32.9 Make M/s Siemens

6.33 Specifications of Switch Gear – MCB

6.33.1 Maximum rated current

(In max)

Standard rating higher than 120% of

the calculated maximum current.

6.33.2 Rated short circuit breaking capacity

Ics(=Icu) 10kA or better

6.33.3 Rated operational voltage Ue 415V

6.33.4

Standard

Circuit breakers shall comply with the

following standards:

IEC 60898-1 or IS 8828

6.33.5 Curve C Curve for highly inductive loads

6.33.6 Model

Latest series meeting the above

specification

6.33.7 Make M/s Siemens / Schneider / Legrand

6.34 Specifications of Switch Gear – Contactor

6.34.1

Maximum rated current

(In max)

Standard rating higher than 200% of

the calculated maximum current.

AC3 current rating at 415V to be

considered.

AC4 for inching operational

requirements

AC1 for resistive loads

6.34.2 Rated short circuit breaking capacity 50KA or better

24

Ics(=Icu)

6.34.3 Rated operational voltage Ue 415V

6.34.4 Control Coil Voltage 230V AC

6.34.5 Standard IEC 60947, IS13947

6.34.6 Aux Contacts Required 2NO + 2NC (minimum)

6.34.7 Model

Latest series meeting the above

specification

6.34.8 Make M/s Siemens

6.35 Specifications of Switch Gear – Aux Contactor

6.35.1 Control Coil Voltage 230V AC

6.35.2 Standard IEC 60947, IS13947

6.35.3 Aux Contacts Required 4NO + 4NC

6.35.4 Model

Latest series meeting the above

specification

6.35.5 Make M/s Siemens

6.36 Specifications of Earth Leakage Relay

6.36.1 Detail

Microprocessor based Earth Leakage

Relay with CBCT of Resin Cast

6.36.2 Model MPEL-02

6.36.3 Current Range 30 mA – 3000 mA

6.36.4 Current Range Setting 18 steps

6.36.5 Tripping time 0 – 5 sec

6.36.6 Auxiliary Voltage 85 – 275 V AC

6.36.7 CBCT Type and Size Resin cast Circular

6.36.8 Contact rating

8A, 250V AC / 8A 30V DC 2 C/O

Contacts

6.36.9 Mounting Flush

6.36.10 Dimensions 96 mm x 96 mm x 70 mm (W x H x D)

6.36.11 Make Prok DVs

6.37 Specifications of Thyristor

6.37.1 Make AE

6.37.2 Model Thyro 3A-400-HRLP3

6.37.3 Main voltage 215 < U Mains ≤ 550V

(with separate 24V Auxiliary Power

Supply)

25

6.37.4 Auxiliary Power Supply 24V AC (+10%/-20%)

24V DC (+18V to +32V)

The Auxiliary supply voltage shall be

AC or DC

6.37.5 Input Frequency 47-63 Hz

6.37.6 Load type 3phase resistive connected

6.37.7 Controller type 3Legged, Digital Processor, 32 Bit or

Higher

6.37.8 Firing mode TAKT (Burst Firing), VAR (Phase

Angle) and SSSD (Soft Start & Soft

Down )

6.37.9 LED Indication LED indications 4 Green, 3 Red LEDs

(Freely Configurable Type)

6.37.10 Control mode option required Vrms, V2, Irms, I2, P or OPEN LOOP

selectable with Highest accuracy of

0.5% in V & I Control & 1.0% in P

Control

6.37.11 Display Unit

Local Display and Monitoring unit for

Configuration and Parameterisation

with COPY & SAVE function

Removable type display: The Local

Display shall be equipped with a

graphic touch display and SD card.

Process data recorder feature shall be

available as standard.

Display shall also have following

option:

• Line chart (6 values Min)

• Operation display (6 values, Min)

• Bar chart (4 values, Min)

• Data logger

• Multi colour Line / Bar chart shall be

available

6.37.12 Communication Features:

Communication Feature – Required for

digital data transfer with Motor

Management System (MMS)

ProfiNET-V3 / Ethernet IP

Communication shall be a Plug & play

card type with following key features:

- Minimum of 3 free digital Inputs

(Configurable for Local / Remote Set

point change, etc.)

- The Profinet / Ethernet plug-in card

shall have two RJ45 ports which are

equipped with a switch functionality

which allows a line topology to be

constructed

- Bump less Set point Transfer shall be

a key feature

26

6.37.13 Digital Load synchronisation Automatic Synchronisation of Multiple

power controller for load optimisation

shall be available as standard

6.37.14 Digital inputs 6 No’s programmable (minimum)

6.37.15 Analog inputs 3 No’s programmable (0-10 V, 0-20

mA, and -10 to +10 V) (minimum)

6.37.16 Relay outputs 3 No’s programmable (minimum)

6.37.17 Analog outputs 3 No’s programmable (0-10V / 0-20

mA) (minimum) Configurable

6.37.18 Ambient Temperature 45Deg C

6.37.19 Choke or filter Choke/Filter of suitable rating to limit

THD as per IEEE519, if required

6.37.20 Configuration method PC software or Through Local Display

6.37.21 Short circuit test Compliance Shall have 100KA Short circuit test

certificate from any International Test

Lab

6.38 Specifications of Multi-function meter

6.38.1 The MFM shall be able to retrieve following parameters

6.38.2

Multi-function Meter

Incomer Feeder

Incomer MCCB

On/Off Status

By using DI in

MFM

Voltage L-L, L-N,

Current Per phase,

Neutral conductor current

Active power Per phase and total

Power factor Per phase and total

Frequency

THD voltage Per phase

THD current Per phase

6.39 Specifications of Power and screened control cables

6.39.1 Type Copper conductor

6.39.2 Size Minimum size of Power cable – 4mm2.

Minimum size of screened Control

cable – 1.5mm2.

6.39.3 Insulation FRLS suitable for LT insulation class

1100 V XLPE insulation IS:7098 sheath

are of HR PVC / FRLS / LSZH

6.39.4 Make – 1.1 kV LT Power Cable

CCI / Universal / Finolex / Polycab /

IGUS / Gloster / Lapp / KEI / Havells

6.39.5 Make – 1.1 kV LT PVC Control Cable

Finolex / RR Kabel / Gloster / Lapp /

KEI / Havells / Polycab / IGUS

6.40 Specification of Speed Sensors & Frequency to current converter

6.40.1 Quantity 1 Nos

6.40.2 Make Pepperl & Fuchs

6.40.3 Type Namur induction proximity switch along

27

with suitable frequency to current

converter and necessary subsystems

6.40.4 Sensor Details Suitable Speed Sensor along with all of

its accessories & necessary cable from

Speed Sensor to Frequency to current

converter in panel shall be provided.

Supply of Frequency to Current

Converter is in the scope of Supplier.

6.41 Specifications of field sensors

6.41.1 4 wire RTDs Range: 0-100C

Accuracy: Class A

Protection :Thermowell

Calibration certificates to be provided

6.41.2 Temperature Transmitter Range: 0-100C

Output ; 4-20mA, HART compatible

Calibration certificates to be provided

6.41.3 Vacuum Transmitters Range: 0-270torr

Output ; 4-20mA,HART compatible

Calibration certificates to be provided

6.42 Specifications of Panel/Junction box

Description Specifications

6.42.1 Quantity 1

6.42.2 Manufacturer President/ Rittel/ Valrack/ Adarsha

6.42.3 Type

Free standing for panels, Wall

mounting for FJBs and N/w enclosures.

6.42.4 Cable entry Bottom entry

6.42.5

Door

Front door: Transparent glass door.

Rear door: Honeycomb perforated type

for better ventilation.

Concealed type hinges & 180 degree

swing.

6.42.6

Painting

RAL7032

Powder coating thickness of 80 to

100 microns and powder coating

process shall comply to ROHS

The rack shall be powder coated

with a special texture finish to give

very good aesthetic appearance &

long life.

6.42.7 Earthing strip

Insulated Copper earth strip for

Instrumentation shield earth.

28

Copper earth strip for body/power

earth.

6.42.8

Mounting and wiring

Double compression SS glands

(FCG, Baliga or equivalent)

Separate TB (Make: Wago) for

analog, digital and different voltage

level signals.

6.42.9

Lightning and surge protection

All 230V AC and 24V DC power

distribution shall have lightening &

surge protection.

4-20 mA cables, Ethernet & other

control cable shall have suitably

rated surge and lightening

protection devices.

6.42.10

Enclosure

Solid Aluminum frame construction with

structures across the X, Y & Z axis with

CRCA coverings of minimum 1.2 mm

thickness

The cabinet shall be designed with top

cover ventilated on all sides along the

width and depth thereby enhancing

exhaust of hot air via ventilation slots

and rear honeycomb type perforation

for maximum air circulation.

Removable side plates of 1.2 mm

thickness on both the sides.

Equipment mounting angles shall be

fully electroplated and adjustable depth

wise with U marking for height.

Gland plates thickness : 3mm

Gasket for door & cover: Neoprene

Plugs for spare cable entries: required

Degree of protection : IP 40 as per IS

13947

6.42.11 Anti-vibration pads 15 mm thickness

6.42.12 Blower

Required, in each section with brass

mesh.

6.42.13 Louvers

Required, with fine brass wire mesh in

each door/section

6.42.14 Light Fluorescent lamp

6.42.15 Lock & key

Modular, compact, spring return and

door centre lock.

29

6.42.16

Spares

50 % spare entries to be provided for

incoming & outgoing cables.

50 % spare for terminal blocks.

50 % spare space for future

requirement.

6.43 SAFETY systems & interlocks:

6.43.1 Hydraulic tilting pump shall not be ON when Mixer is running

7.0 Fabrication, assembly, testing, supply and commissioning at SDSC SHAR:

7.1 The machine shall be fabricated as per the approved design. Any change

proposals shall be intimated to SDSC SHAR and necessary approvals to be

taken before implementation.

7.2 Sources of supply for all import items shall be submitted.

7.3 All fabrication procedures and QA plans shall be submitted for the major critical

components.

Fabrication processes shall be done according to approved procedures and

plans.

7.4 All the components shall be inspected by BIDDER& approved vendors. The

inspection and quality documents shall be submitted to Quality audit

teams/Inspection Teams (Mechanical & electrical –formed by SDSC SHAR) for

verification and auditing purpose.

7.5 Subassemblies shall be tested individually as per the approved QAP. Based on

the successful testing of the sub-assemblies and due clearance from SDSC

SHAR, main assembly activity shall start.

7.6 The assembly procedure shall be submitted to SDSC SHAR and approval to be

obtained before start of assembly.

7.7 The machine shall be tested without load before dispatch.

1. Mixer shall be run for 4 hrs and the parameters like current drawn by the

mixer drive, vacuum, jacket water temperature etc. shall be monitored

during running of the mixer.

2. Noise and vibration measurement shall be carried out by the BIDDER.

The no-load running data shall be reviewed by SDSC SHAR. After due clearance

from SDSC SHAR, load testing of the mixer shall be planned at BIDDER’S site.

7.8 The machine shall be load tested with inert material at BIDDER’S site. The load

test shall consist the following.

1. Measurement of clearances between the blades and the container & side

plates.

2. Running the Mixer at operating speed with full load for 2 hours. (Note:

Material addition shall be in lots and as per approved QAP).

7.9 After successful testing of the machine, data shall be presented to SDSC SHAR.

Shipment methodology shall also be presented to SDSC SHAR. After due

clearance, the mixer shall be disassembled and transported to the site at SDSC

SHAR.

30

7.10 The machine shall be no-load tested and commissioned for verifying its

performance at SDSC SHAR.

8.0 RESPONSIBILITIES OF THE DEPARTMENT:

8.1 Realization of Civil, Electrical (PCC) & A/c works related to the Sigma Mixer

building at SPROB, SDSC SHAR, Sriharikota.

8.2 Realization of Crane, cable trenches, approach roads with landscaping etc., for

the mixer building.

8.3 Necessary accommodation for BIDDER’S team will be provided by the SDSC

SHAR on request on chargeable basis if available.

9.0 RESPONSIBILITIES OF THE BIDDER:

9.1 Configuration and realization of the system/sub-systems of the 1000L Sigma

Mixer taking into account the detailed specifications in the tender document.

9.2 Detailing of inspection & testing procedures and acceptance criteria.

9.3 Identification of items to be fabricated, listing of fabrication tasks, listing of

standard parts and components for procurement.

9.4 Identification of packages / sub-assemblies and Sub-vendors for the fabrication

works and completion of fabrication tasks.

9.5 Assembly of the total system at BIDDER’S site.

9.6 Dis-assembly of the mixer after testing, packing of mixer components and Pre-

shipment review.

9.7 Installation & Commissioning of the system at SPROB, SDSC SHAR, Sriharikota

and also no-load trials at SPROB, SDSC SHAR leading to acceptance by the

SDSC SHAR.

9.8 Providing all details of mechanical elements, engineering drawings for operation

and maintenance of the mixer and also interface dimensional details to facilitate

any existing/future accessory adaptations.

9.9 Procurement of all items listed under bill of materials, components etc., for the

sub-assemblies & assembly of mixer and quality audit teams of the SDSC SHAR.

9.10 Make available the required number of copies of the relevant documents for

review by SDSC SHAR.

9.11 Providing information on technically critical areas and supply of quality plan for

mixer acceptance.

9.12 Status reporting, schedule monitoring and controlling for achieving the goals.

9.13 Providing manpower and necessary transport for unloading the deliverables,

unpacking, installation and commissioning of the mixer at SDSC SHAR premises.

31

10.0 List of suggested make:

The BIDDER shall select the following make only for the indicated items. For

all other items approval to be obtained from SDSC SHAR before placement of order

Preferred Makes

10.1 Electrical systems

ITEM MANUFACTURER

10.1.1

Motor(Normal)

a. Siemens

b. Marathon(Alstom)

c. Bharath Bijlee

d. Kirloskar

e. Crompton Greaves

10.1.2 ACB a. SIEMENS

b. L&T

10.1.3 MCB

a. SIEMENS

b. Schneider

c. Legrand

10.1.4 MCCB

a. SIEMENS

b. L&T

c. Schneider

10.1.5 MPCB/CONTACTOR/OLR/Aux

Contactor a. SIEMENS

10.1.6 TIMER a. SIEMENS

b. L&T

10.1.7 LINE/POWER MONITORING

RELAY a. SIEMENS

10.1.8 LIMIT SWITCHES a. SIEMENS

b. L&T

10.1.9 CT a. KAPPA

b. AE

10.1.10 CT CURRENT

TRANSDUCER/VOLTAGE TRANSDUCER

a. RISHAB

b. M-System

c. AE

10.1.11 CURRENT TRANSDUCER a. LEM

10.1.12 EARTH LEAKAGE RELAY a. PROK DVS

10.1.13 INTRINSIC SAFE ITEMS a. PEPPERL & FUCHS

10.1.14 Cable-Power(1.1KV)

a. Havells

b. Finolex

c. CCI

d. Universal

32

e. Polycab

f. IGUS

g. Gloster

h. Lapp

I. KEI

10.1.15 Cable –Control

a. Havells

b. Finolex

c. Polycab

d. IGUS

e. Gloster

f. Lapp

g. KEI

h. RR Kabel

10.1.16 Cable (Panel wiring)

a. Havells

b. Finolex

c. Lapp

d. RR Kabel

10.1.17 VF Drive a. M/S Siemens/ABB

10.1.18 Soft starter a. Siemens

10.1.19 Thyristor Power Controller a. AEG

10.1.20 Digital panel meter

a. AE

b. RISHAB

c. Schneider

d. L&T

e. ABB

f. MCIH

g. PMA

h. Conzerve

10.1.21 Multi-function meter a. Siemens

10.1.22 Pushbuttons a. Siemens

10.1.23 Indication lamps a. Siemens

b. L&T

10.1.24 Cable Drag chain a. IGUS

10.1.25 MCC

a RITTAL

b M/S SIEMENS LTD

c M/S ADARSHA CONTROL & AUTOMATION PVT. LTD,Chennai

d M/S CHEMIN CONTROLS PVT LTD , Pondicherry

e M/S Formoplastic Controls (P) Ltd

10.2 Instrumentation systems

10.2.1 Temperature Transmitter a ROSEMOUNT

33

b SIEMENS

10.2.2 Vacuum Transmitter a ROSEMOUNT

b SIEMENS

10.2.3 RTD

a ROSEMOUNT

b OMEGA

c WIKA

d BAUMER

e TEMPSENS

f NAGMAN

10.2.4 Signal Cables

a Uniflex

b Thermocables

c Thermocabs

d Delton

e Delta

f Lapp

g Paramount Cables

h Polycab

i RPG

j CMI

10.2.5

Junction box a P&F

b Rittal

c Adarsha

d Baliga

10.2.6 Speed Sensor a P&F

10.2.7

Level Switch a P&F

b IFM

c Sridhan

10.2.8 Solenoid Valve a ASCO Numatics

b Norgren

10.2.9

Pressure gauge a MASS

b GURU

c STAUFF

d SCIENTIFIC

34

11.0 List of spares

Equipment Description

11.1 Mechanical systems 1. Mixer Drive Bearings – 2 No

2. Gland packing of the mixer blades -4nos.

3. Seals for hydraulic cylinders – 4 nos.

Other spares recommended by supplier

11.2 Electrical Systems 1. Speed Sensors – 1 Nos

2. One set each of Frequency to current converter,

current to voltage converter

3. One motor for Mixer.

4. One thyristor for hot water heater bank of 18Kw

5. One MCCB, 63A, 4P for heater banks

6. 2 Nos 12 A contactor

7. 2 Nos 9 A contactor

8. 2 Nos 32 A contactor

11.3 Instrumentation 1. 1 No. vacuum transmitters

2. 2 Nos of K type, duplex sensor, thermocouple

3. 1 No. of each solenoid valves

4. 1 No. of Level switch

5. 1 No. RTD, 4 wire, duplex, class A

6. 1 No. RTD, 4 wire, class A

7. 1 No. Pressure gauge

35

13.0 SPECIAL CONDITIONS OF THE CONTRACT:

Sl. No. DESCRIPTION

13.1 EFFECTIVE DATE:

13.1.1 The successful BIDDER will be awarded with PO (Purchase Order) and the

PO shall come into force from the date of release.

13.2 Quotation/Bid:

13.2.1 The BIDDER shall quote for the Design, Fabrication, supply, installation,

testing and commissioning of 1No. of 1000L capacity Sigma Mixer equipped

with various sub-systems like hot water tank with heaters, vacuum pump,

water pump, hydraulic pumps etc., as per the specifications given in the

tender document.

13.2.2 The quoted price shall be fixed and firm. The quotation shall be according to

PRICE FORMAT.

13.2.3 Safe delivery of Mixer and Accessories at the site of the SDSC SHAR is the

responsibility of the BIDDER.

13.2.4 This is e-procurement tender. All the documents need to be scanned and

attached to the bid under “documents solicited from Vendor” form. In case it

is not possible to upload due to higher file size, hard copy of the balance

documents shall be submitted physically before due date.

13.2.5 Offer shall be sent online only using standard digital signature certificate of

class III with encryption / decryption. The tender shall be authorized online

on or before the open authorization date and time.

13.2.6 On-line bids shall consist of the following:-

13.3 Technical Bid

13.3.1 All the documents shall be scanned and uploaded in the ISRO e-

procurement portal.

13.3.2 Submission of bid letter along with one set of proposal document duly

signed and stamped as token of acceptance. Scanned copy shall be

uploaded in the ISRO e-procurement portal.

13.3.3 Power of attorney in favor of authorized signatory of the bid/ proposal

documents.

13.3.4 Unfilled price formats as per Annexure-2 (i.e., masking the prices) shall be

stamped and submitted. If the prices are indicated in the formats, the

quotation/bid will be rejected.

13.3.5 Relevant documents for the price bid qualification criteria as per Sl. No.

13.32 shall be submitted.

13.3.6 Any other relevant document, bidder desires to submit.

13.3.7 Note: All the above documents shall be uploaded in the ISRO e-

procurement portal.

13.4 Price Bid

13.4.1 Price bid shall contain schedule of prices and shall be filled in ISRO e-

procurement portal.

36

13.4.2 Price bid format enclosed in the tender document shall also be filled and

uploaded in the ISRO e-procurement portal.

13.5 Bid submission:

13.5.1 Bid shall be submitted in two parts

a. Part-1: Techno-Commercial Part of the Bid.

b. Part-2: Price Part of the Bid.

13.5.2 Offers shall be submitted online using standard digital signature of class -3

with encryption/decryption options.

13.5.3 The tenders authorized online on or before the open authorization date and

time will only be considered as valid tenders.

13.5.4 Prices shall be mentioned in the space/column provided in the ISRO e-

procurement portal only for such purpose.

13.5.5 Physical copy of the bid will be accepted only in case if the file size is bigger

and not possible to upload the same. In such case, the hard copy shall be

submitted within due date. Documents received after due date will not be

considered.

13.5.6 Prices quoted shall be on the basis of F.O.R. Sriharikota.

13.5.7 The purchaser will not pay separately for transit insurance and same shall

be included in the cost quoted by the Bidder.

13.5.8 All risks in transit shall be exclusively borne the contractor and the

purchaser shall pay only for such items as are actually received in good

condition in accordance with the purchase order.

13.5.9 Bids duly filled in by the Bidder shall invariably be submitted as stipulated in

the e-procurement portal. Filled price bid formats as per Annexure-3 shall

also be submitted.

13.5.10 Department may open Part-1 of the bid on the due date of opening at

convenience. Price bid (Part-2) of the bid of the technically and

commercially acceptable bids shall be opened at a later date.

13.5.11 Department reserves the right to reject any or all the Bids without assigning

any reasons thereof.

13.6 Bid evaluation:

13.6.1 The bidder shall provide all the relevant data/information/details required for

evaluating the bid technically and commercially. Apart from this, Bidder is

free to add any other relevant information.

13.6.2 During evaluation, Department may request Bidder for any clarification on

the bid/ additional documents/ information required. Bidder shall submit all

clarifications/ additional documents/ information requested in original. If not

submitted within the stipulated time department has right to reject such bids.

13.6.3 Techno-commercial discussion shall be arranged with Bidder, if needed.

Bidder shall depute his authorized representatives for attending

discussions.

13.6.4 The complete scope of work is defined in the tender document. Only those

Bidders who undertake total responsibility for the complete scope of work

37

as defined in the tender document will be considered.

13.6.5 In case Bid does not fully comply with the requirement of Proposal

document and the bidder stipulates deviations to the clauses of the

proposal, which are unacceptable to the Department, the Bid will be

rejected.

13.6.6 Performance of Bidder on similar nature of works executed/ under

execution will be taken into consideration.

13.6.7 The time schedule for completion is given in the Proposal document. Bidder

is required to confirm the completion period unconditionally.

13.6.8 Department shall not be obliged to furnish any information / clarification to

unsuccessful bidder as regard non acceptance of their Bids.

13.7 SCHEDULE OF DELIVERY

13.7.1 Supplier shall follow the following schedule for executing the contract.

Delivery schedule shall be submitted by party for departmental approval.

13.7.2 Sl. No

Mile Stone Expected date of completion

13.7.3 T1 Letter of Intent / Purchase order date T1

13.7.4 T2 Submission of Configuration and G.A. Drawings and foundation details

T1+2 weeks

13.7.5 T3 Submission of Design and fabrication drawings including specifications and details of all bought out components

T2+2 weeks

13.7.6 T4 Date of clearance of Design & Fabrication drawing

T3+ 3 weeks

13.7.7 T5 Submission of final drawings T4+1 weeks

13.7.8 T6 Submission of fully configured Sigma Mixer for inspection at suppliers site

T5+12 weeks

13.7.9 T7 Erection, commissioning and testing of Sigma Mixer at SDSC SHAR

T6+ 4 weeks

13.8 Taxes and Duties

13.8.1 For inter state

13.8.2 As per the Notification No.47/2017-Integrated Tax (Rate) Dt: 14.11.2017

issued by Ministry of Finance (Dept. of Revenue), SDSC SHAR is eligible to

avail reduced rate of IGST @5% for the procurements made by the Dept. of

Space (DOS) being a public Funded Research Institution. We will provide

IGST exemption certificate.

13.8.3 For intra state

13.8.4 As per Notification No.45/2017- Central Tax (Rate) dated 14.11.2017 and

Government of Andhra Pradesh Goods and Service Tax Act, 2017 (Act

No.16 of 2017), G.O.MS.No.599, Dated: 12.12.2017 issued by Ministry of

Finance (Dept. of Revenue), SDSC SHAR is eligible to avail a reduced rate

of CGST/SGST @ 5% for the procurements made by the Dept. of Space

(DOS) being a public funded research Institution. We will provide IGST

exemption certificate.

38

13.8.5 Income Tax

13.8.6 Income tax at the prevailing rate as applicable and if applicable from time to

time shall be deducted from the supplier's bills as per Income Tax Act and a

certificate issued (TDS Certificate).

13.8.7 Customs Duty

13.8.8 As per notification No.05/2018 Customs dated 25th January, 2018, ISRO is

eligible only for partial exemption of Customs Duty. The reduced rate of CD

is 10.775% (CD@5%+Surcharge@10%+IGST@5%). Suppliers are

requested to submit their bid by loading these elements wherever, it is

applicable. In case of an order, we will issue CD exemption certificate to

avail the exemption. The actual amount will be reimbursed against

submission of documentary evidence.

13.8.9 In case tenderers offering items considering customs duty exemption, they

should also indicate the bill of materials and price, separately, with Customs

Duty component and terms and conditions thereto.

13.9 Payment Terms

13.9.1 Our standard payment term is 100% within 30 days after receipt and

acceptance at SDSC SHAR on pro-rata basis.

13.9.2 In general our payment terms will be 100% within 30 days after

commissioning. However, if Vendors/Suppliers are requesting for advance

payment, department may consider as given below.

13.9.3 a) After placement of confirmed Purchase Order:

30% Payment as advance against submission of bank guarantee for an

equal amount from a reputed nationalized/scheduled bank and shall be

valid till Contract completion period. Format of Bank guarantee shall be

obtained from Department after award of contract.

b) After receipt at SDSC SHAR, Sriharikota:

60% of Payment for the cost of the Purchase order against receipt of

materials at Purchasers / Department site along with GST (including for

advance portion).

c) After commissioning at SDSC SHAR, Sriharikota:

10% of cost of basic cost and 100% of cost of commissioning charges after

acceptance by Department against submission of Performance bank

guarantee of equal amount valid till warranty period plus 3 months.

13.9.4 Wherever advance payment is requested, Bank Guarantee from any

Nationalized Bank/Scheduled Bank should be furnished. In case of advance

payments, if the vendor/supplier is not supplying the material within the

delivery schedule, interest will be levied as per the Marginal Cost of Lending

Rate (MCLR) of SBI plus 2% penal interest.

13.9.5 Interest will be loaded for advance payments/stage payments as per the

MCLR of SBI and will be added to the landed cost for comparison purpose.

In case of different milestone payments submitted by the parties, a standard

and transparent methodology like NPV will be adopted for evaluating the

39

offers.

13.10 Security deposit:

13.10.1 Party shall submit security deposit within 15 days of Order

Acknowledgement for 10% of the total order value. Security Deposit shall

be obtained through Bank Guarantee or fixed deposit receipt from any of

the Scheduled Banks executed on non-judicial stamp paper of appropriate

value, and shall be valid for a period of sixty days beyond the date for

completion of the Purchase Order.

13.10.2 In case the vendor fails to furnish the security deposit within the specified

date or extended due date, the Purchase Order/Contract shall be cancelled,

and the EMD, if any, made earlier shall be forfeited, and, in addition,

appropriate penal action will be considered.

13.10.3 Central PSUs/PSEs/Autonomous Bodies/MSEs shall be exempted from the

payment of Security Deposit, and instead, an Indemnity Bond shall be

submitted by them in lieu of the Security Deposit.

13.11 CLAIMS

13.11.1 Claims on account of additional works, not covered under the above scope,

if any, may be considered by the SDSC SHAR and shall be settled based

on mutual discussion.

13.11.2 Claims on account of any additional Taxes & duties payable, which are

statutory levies, shall be paid by the SDSC SHAR, at rates prevailing at the

time of delivery.

13.11.3 In the event of the failure on the part of either party to meet its

responsibilities of the PO, the parties of this PO shall negotiate and come to

a mutual understanding regarding the payments already made and the

schedule of subsequent delivery/payments, in accordance with the PO.

13.12 MODIFICATIONS /CHANGES TO SPECIFICATIONS:

13.12.1 The job is supply of a special purpose machine as such it may involve minor

changes in qualitative requirements and specifications. Any amendment to

the PO which may be necessary in these respects will be established within

a reasonable time as may be mutually agreed in the form of an amendment.

Such modifications shall be accommodated by the BIDDER.

13.13 CONDITIONS FOR COMPLETION OF PO:

13.13.1 This PO will be considered to have been performed in all respects, only

after delivery and commissioning 1 No. of 1000L Sigma Mixer, its

subsystems and agreed spares to SDSC SHAR, Sriharikota in satisfactory

working condition.

13.14 CONFIDENTIALITY AND PROPRIETARY RIGHT PROTECTION:

13.14.1 BIDDER and SDSC SHAR, will be obliged to preserve the confidentiality of

the proprietary information received, exchanged between each other during

the period of the PO.

13.14.2 Technical documentation published and/or claimed for a patent shall be

effected by both the parties only on mutual decisions and approval of both

40

the parties, during the existence of this agreement.

13.14.3 Only those persons among the SDSC SHAR / BIDDER’S staff, who are

directly engaged in the fulfilment of the Contract will be furnished /

acquainted with the proprietary information.

13.15 EXECUTION METHODOLOGY:

13.15.1 BIDDER and SDSC SHAR shall designate in writing competent

representative(s) to co-ordinate and carry out various tasks such as

interfacing, progress monitoring, scheduling of inspection and acceptance

tests etc., for effective channel of communication with other party for timely

realization of the Sigma Mixer.

13.15.2 SDSC SHAR / its representatives shall be entitled to inspect the BIDDER’S

premises and other sub-vendor’s premises during the manufacture,

examine and test at workmanship of all systems, components to be

supplied under this PO.

13.15.3 When systems / components have passed the specified test, the SDSC

SHAR representative will furnish declaration to this effect in writing to

BIDDER. BIDDER shall provide copies of test certificates to the SDSC

SHAR as may be required.

13.15.4 A separate Project Team shall be identified by the BIDDER immediately

after release of PO to organize and progress with identified activities and

task. The project team shall co-ordinate various activities of the PO such as

program planning, design, fabrication and erection, testing, commissioning

and handing over of Sigma Mixer to the SDSC SHAR. BIDDER shall ensure

active functioning of the project team from start to end of the project.

13.16 REVIEW METHODOLOGY / TECHNICAL REVIEW / STATUS REVIEW:

13.16.1 SDSC SHAR shall depute its representatives consisting of members drawn

from different fields like Mechanical, Electrical, Instrumentation, SR, Safety

etc., to review the progress of the Project in order to ensure that various

milestones of the Project are completed in time and stage payments are

certified / recommended for release.

13.16.2 SDSC SHAR will conduct the Quality audit for the various sub-systems for

both mechanical and electrical at BIDDER’s premises by a team of

representatives.

13.17 REPLACEMENT:

13.17.1 If any material/system/component or any portion thereof is damaged or lost

during transit and commissioning, the SDSC SHAR shall give notice to

BIDDER setting forth particulars of such materials/ systems/components

damaged or lost. The replacement of such material/systems /components

shall be effected at no extra cost to the SDSC SHAR by BIDDER within a

reasonable time to avoid unnecessary delay in the intended usage of the

systems/components.

13.18 WARRANTY:

13.18.1 BIDDER shall provide warranty for a period of 12 months from the date of

41

installation, commissioning and acceptance by the SDSC SHAR. The

warranty shall cover the quality and workmanship of the mixer.

13.18.2 If during the aforesaid period of 12 months, any component of the Sigma

mixer is found to be not conforming the description and quality aforesaid or

have deteriorated then the SDSC SHAR will be entitled to reject such

component thereof as may be noticed not to conform to the said description

and quality.

13.18.3 On such rejection, BIDDER(if called upon to do so) shall replace the

rejected components within reasonable time at no extra cost to the SDSC

SHAR.

13.19 PATENT RIGHT:

13.19.1 BIDDER shall take all possible care and precautions to avoid infringement

or use of patents or design rights or any alleged patents or design rights in

the execution of this project.

13.20 DOCUMENTATION:

13.20.1 BIDDER shall present detailed document on the mixer and submit the same

to the SDSC SHAR. The document shall include sub-system specifications,

acceptance plan & acceptance test specifications at system level & sub-

system level, interface specifications, manufacturing drawing and also the

documents mentioned elsewhere in the PO.

13.21 INSPECTION & ACCEPTANCE CRITERIA:

13.21.1 SDSC SHAR will depute quality audit teams (mechanical, electrical and

instrumentation) for the inspection of mixer components. Quality audited

components with due clearance from SDSC SHAR shall be used in the

subassemblies. Quality audit teams will inspect the subassemblies before

final assembly.

After complete assembly, the mixer shall be run under no load for at least 8

hours continuously and critical parameters shall be monitored. Full load

trials with dummy composition (provided by department) shall be carried out

at BIDDER’S premises. Mixer shall be tested with full load at operating rpm

for 2hrs and full load at max rpm for 30 minutes.

After successful trial, SDSC SHAR Team will provide dispatch clearance

after testing of the said Mixer at BIDDER’S premises.

13.21.2 Sigma Mixer will be accepted after conforming to the specification given in

the PO and dummy material mixing trials at BIDDER’S premises and no-

load trials at SDSC SHAR after erection & commissioning. However, the

detailed test plan will be generated by the BIDDER after mutual discussion

between the SDSC SHAR and BIDDER.

13.21.3 Notwithstanding anything contained in the Contract, the SDSC SHAR have

right to inspect the work of the sub-vendor/BIDDER at his premises.

BIDDER has to arrange for the same.

13.22 PERFORMANCE GUARANTEE

42

13.22.1 Satisfactory design, supply, installation, testing and commissioning as per

the Tender.

13.22.2 Satisfactory performance/ operation of the delivered mixer under the

conditions for the services specified.

13.22.3 Guarantees against any and all defects in design, material, workmanship

and upon written notice by the DEPARTMENT, BIDDER shall undertake

fully to remedy such defects as developed under normal use of the said

systems/components for a period of 12 months from the date of

commissioning of systems/components at free of expenses to the

DEPARTMENT.

13.22.4 PBG at 10% of the value of the Purchase Order shall be submitted through

bank guarantee from any of the Scheduled Banks executed on non-judicial

stamp paper of appropriate value, and shall be valid for a period of sixty

days beyond the date for completion of warranty period.

13.23 FORCE MAJEURE

13.23.1 For the purpose of this Tender/PO the term “force majeure” shall mean

strikes, lock-outs and other conflicts, acts of an enemy, war hostile

blockade, disturbance of the public order, stroke of lightning, fire, thunder

storm, flood explosion and acts of God and Government Acts beyond the

reasonable control of the party claiming force majeure.

13.23.2 If due to circumstances of force majeure, either of the parties to this

Contract partially or completely unable to fulfil its obligations in accordance

with this PO, then, the said party shall be obliged to immediately inform the

other party of the occurrence of the circumstances of force majeure in

writing.

13.23.3 The party claiming force majeure shall also be obliged to keep the other

party informed of the events in the process related to the occurrence of the

said force majeure circumstances and of the possible degree of non-

fulfillment or delay in fulfilment of the obligations in accordance with this

Contract.

13.23.4 All the obligations of the party that invokes the plea of force majeure shall

be suspended as long as the said force majeure circumstances continues to

exist and not longer, and the said party shall not be regarded as having

committed breach or failure, nor shall be held responsible to make

compensation for losses suffered by either party.

13.23.5 The terms of fulfillment of the obligation shall be duly extended for the

period during which the circumstances of force majeure lasts. The

fulfillment of the obligations shall be resumed immediately after the

cessation of the said circumstances of force majeure.

13.23.6 If the said force majeure circumstances last for more than sixty days,

parties to this Contract shall discuss and agree upon further action.

13.23.7 If the state of non-fulfillment of obligation under the Contract be more than

24 weeks and nothing could be done to make a statement about ceasing of

43

obligations of Contract, within 24 weeks, either party has the right to cancel

the Contract without any preventive term with the agreement cancellation

coming into force immediately.

13.24 LIQUIDATED DAMAGES

13.24.1 If the BIDDER fails to deliver the Sigma mixer within the specified period as

per the PO or any extension thereof by the DEPARTMENT, DEPARTMENT

shall recover from the BIDDER as liquidated damages a sum of one-half of

one percent (0.5%) of the Contract price of the undelivered stores for each

calendar week or part thereof delay. The total liquidated damages shall not

exceed ten percent (10%) of the PO price. The Sigma mixer will be deemed

to have delivered only when all its component parts are delivered. If certain

components are not delivered in time, the mixer will be considered as

delayed until such time as these parts are delivered. However delays by the

department for clearances more than 2 months will not account in the

BIDDER’S delay.

13.25 ARBITRATION

13.25.1 Except as otherwise specifically provided in the PO any disputes or

differences including those considered as such by only one of the parties

arising out of or in connection with this PO shall be, to the extent possible,

settled amicably between the parties as per the Arbitration Act.

13.26 LANGUAGE AND MEASUREMENT

13.26.1 All documents pertaining to the Contract including specification, schedule,

notices, correspondence, operating and maintenance instructions, drawings

or any other writings shall be in English language. The metric system of

measurement shall be used.

13.27 AMENDMENT TO THE CONTRACT

13.27.1 No amendments or modifications of the PO shall be valid unless both

parties and their authorized representatives make the same in writing and

specifically stating the same to be an amendment to the PO. The

modifications/changes shall be effective from the date on which they are

made/ executed unless otherwise agreed to.

13.28 TERMINATION OF THE PURCHASE ORDER

13.28.1 Both the DEPARTMENT and BIDDER shall have the right to terminate the

PO by giving a notice of 30 days in writing to the other for non-compliance

with any of the clause of the PO. The termination for any other reason will

be by mutual consent.

13.28.2 If the PO is terminated for any reasons, the expenses incurred for conduct

of the above work are to be reckoned to the extent of the work that is

carried out which will be settled by either of the parties to the PO on mutual

agreement within 30 days or such extended period from the date of

intimation of termination of the PO.

13.28.3 The ownership of all materials, parts and unfinished work paid for by the

DEPARTMENT under the provisions of the PO shall vest with the

44

DEPARTMENT or transferred to the DEPARTMENT by BIDDER as soon

as they have been paid for.

13.29 SECRECY

13.29.1 The technical information, drawings, specifications and other related

documents forming part of the PO, supplied by the DEPARTMENT/

BIDDER to each other shall not be used for any other purpose, except for

execution of the PO.

13.29.2 The technical information, drawings, specifications, records and other

documents shall not be copied, transcribed, traced or reproduced in any

other form or otherwise in whole and/or duplicated, modified, divulged

and/or disclosed to a third party nor misused in any other form whatsoever

without the consent in writing by either party, except to the extent required

for the execution of this Contract. The technical information, drawings,

specifications and other related documents, supplied by the DEPARTMENT

shall be returned back with all approved copies and duplicates, if any,

immediately after they have been used for the agreed purpose.

13.29.3 The technical information, drawing, specifications, records and other

documents, which are supplied by BIDDER to the DEPARTMENT, shall be

used only for exclusive purposes of the DEPARTMENT.

13.30 SECURITY

13.30.1 The party shall strictly comply with the security rules & regulations of the

SDSC SHAR. The party shall complete the required formalities including

verification of character & antecedents, of the persons engaged or deployed

by him, through police or any other authority.

13.31 INDEMNIFY

13.31.1 The party shall, at all times, indemnify the SDSC SHAR against all claims

including claims by any third party relating to stores for infringement of any

rights protected by patent registration of design or trademarks. The party

shall also take the entire responsibility for adequacy of supplies/services for

fulfillment of the Purchase Order.

13.32 BID QUALIFICATION CRITERIA

13.32.1 Bidder shall have at least 5 years of experience as on 31.11.2019 in the

field of design, fabrication, testing, supply, installation & commissioning of

Sigma Mixers and its sub systems. Bidder shall submit the documentary

proof along with quotation.

13.32.2 The firm shall have successfully completed design, fabrication, testing,

supply, installation & commissioning of similar works as mentioned below

during the last 5 years ending with 31.11.2019.

a) One similar work of atleast 800L capacity (or)

b) Two similar works of atleast 600L capacity each (or)

c) Three similar works of atleast 400L capacity each

13.32.3 Bidders have to provide relevant certificates along with the Techno-

45

Commercial Bid.

13.32.4 Bidder shall have annual turnover of Rs. 150 lakhs for the last three

financial years (2018 – 2019, 2017 – 18, 2016 - 17). Relevant documents

shall be submitted. Details as per Table-1 shall be filled by the party.

13.32.5 Bidders shall have successfully completed either of the following during the

last five years as on 31.11.2019.

a) One similar completed work of not less than 96 lakhs

b) Two similar completed works of not less than 72 lakhs

c) Three similar completed works of not less than 48 lakhs

13.32.6 Solvency certificate for the current Financial Year 2019-20 from a

scheduled bank for 48 lakhs or above shall be submitted.

13.32.7 Copies of the completion certificate/performance certificate and one

reference for contact from your client organization shall be furnished.

Purchaser reserve right to evaluate vendor & its sub-contractor capabilities

and reject if found to be not capable.

13.32.8 L L1 will be decided based on the total cost inclusive of spares.

Table-1

Year Turnover (Rs.) Documentary proof

2018-19

2017-18

2016-17

TENDER DOCUMENT SIGMA MIXER PRICE FORMAT (ANNEXURE-2)

1

PRICE FORMAT

(ANNEXURE-2)

TENDER DOCUMENT SIGMA MIXER PRICE FORMAT (ANNEXURE-2)

2

1.0 PRICE FORMAT FOR SIGMA MIXER

Description Unit

Quantity

Taxes

Cost

(in Rs/ foreign

currency as

applicable.)

1.1

Design, Fabrication, testing

and supply of Sigma Mixer of

1000 ltr capacity along with

necessary sub systems as per

technical specifications

(Without Spares).

Lump

sum 1 no.

1.2

Installation, Testing and

Commissioning charges at

SDSC SHAR

Lump

sum For 1 no.

1.3

Packing and forwarding

charges for supply of Sigma

Mixer of 1000 lts capacity

along with sub systems to

SDSC SHAR

Lump

sum For 1 no.

1.4

Freight/Transportation charges

for supply of Sigma Mixer of

1000 lts capacity and sub

systems to SDSC SHAR

Lump

sum For 1 no.

1.5 Cost of Spares (Listed in

Section 11.0 of Annexure 1)

Lump

sum 1 set

1.6 Total Cost (sum of 1.1 + 1.2 +

1.3 + 1.4 + 1.5) of system

TENDER DOCUMENT SIGMA MIXER PRICE FORMAT (ANNEXURE-2)

3

2.0 Cost breakup for the spares

Description

Quantity

Taxes

Cost

(in Rs/ foreign

currency as

applicable.)

2.1 Mixer Drive Bearings 2 no.

2.2 Gland packing of the mixer blades 4

2.3 Seals for hydraulic cylinders 4

2.4 Speed Sensor 1

2.5 Frequency to current converter,

current to voltage converter 1 set each

2.6 Motor for Mixer 1

2.7 Thyristor for hot water heater bank

of 18kW 1

2.8 MCCB, 63A, 4P for heater banks 1

2.9 12 A contactor 2

2.10 9 A contactor 2

2.11 32 A contactor 2

2.12 Vacuum transmitters 1

2.13 K type, duplex sensor,

thermocouple 2

2.14 Solenoid valves 1 no. each

2.15 Level switch 1

2.16 RTD, 4 wire, duplex, class A 1

2.17 RTD, 4 wire, class A 1

2.18 Pressure gauge 1

S a t i sh Dhawan Spac e Cen t e r SHAR S a t i sh Dhawan Spac e Cen t e r SHAR S a t i sh Dhawan Spac e Cen t e r SHAR S a t i sh Dhawan Spac e Cen t e r SHAR

Welcome, Materials Master (isro)31 August 2017,

17:16:08 IST

MAIN VIEW HELP

Preview For STANDARD TERMS AND CONDITIONS

Page Destination: Tender Header Format Type : Normal

. :

GOVERNMENT OF INDIA

DEPARTMENT OF SPACE

SATISH DHAWAN SPACE CENTRE

PURCHASE DIVISION

Tele No.08623-225023/225174/225127 Fax No.08623-225170/22-5028 e-Mail ID : hps@shar.gov.in, hasan@shar.gov.in, sselvan@shar.gov.in

STANDARD TERMS & CONDITIONS

1.OFFERS SHALL BE SENT ONLINE ONLY USING STANDARD DIGITAL SIGNATURE CERTIFICATE OF CLASS III WITH ENCRYPTION / DECRYPTION. THE TENDERS AUTHORISED ONLINE ON OR BEFORE THE OPEN AUTHORISATION DATE AND TIME ONLY WILL BE CONSIDERED AS VALID TENDERS EVEN THOUGH THE BIDS ARE SUBMITTED ONLINE.

2.THE TENDERER MUST AUTHORISE BID OPENING WITHIN THE TIME STIPULATED IN THE SCHEDULE BY SDSC SHAR. OTHERWISE THE ONLINE BID SUBMITTED WILL NOT BE CONSIDERED FOR EVALUATION. PHYSICAL COPY WILL NOT BE CONSIDERED EVEN THOUGH IT IS RECEIVED BEFORE THE BID SUBMISSION DATE. In case of two-part tenders, parties shall submit their offers as follows:-

1) Part-I – Techno-commercial Bid (No price details shall be mentioned in this bid and shall not upload the details of price along with the techno-commercial bid) 2) Part-II – Price Bid

In view of Two Part Tender, the Offers submitted contrary to above instructions will be summarily rejected. 3.In case, the tenderer is not interested to participate in the tender, the tenderer shall submit regret letter giving reasons, failing which future enquiries will not be sent. 4.Offer Validity: The validity of the offers / tenders should be 90 days (in case of single part tender) and 120 days (in case two part

tender) from the date of opening of the tenders. Tenders with offer validity less than the period mentioned above, will not be considered for evaluation. 5.GST - GST and/or other duties/levies legally leviable and intended to be claimed should be distinctly shown separately in the tender. GST details are given below

GSTIN: 37AAAGS1366J1Z1 LEGAL NAME : SATISH DHAWAN SPACE CENTRE SHAR VALIDITY FROM:29/08/2017

TYPE OF REGISTRATION:REGULAR 6.Customs Duty - SDSC-SHAR is eligible for 100% Customs Duty exemption as per Notification No. 050/2017 539 (b) Dt: 30.06.2017.

This may be taken into account while quoting for import items, if any. In case tenderers offering items considering customs duty exemption, they should also indicate the bill of materials and price, separately, with Customs Duty component and terms and conditions thereto. 8.Advance Payment - Wherever advance payment is requested, Bank Guarantee from any Nationalized Bank/Scheduled Bank should be

furnished. In case of advance payments, if the party is not supplying the material within the delivery schedule, interest will be levied as per the Prime Lending Rate of RBI plus 2% penal interest. Interest will be loaded for advance payments/stage payments as per the prime lending rate of RBI and will be added to the landed cost for comparison purpose. In case of different milestone payments submitted by the parties, a standard and transparent methodology like NPV will be adopted for evaluating the offers.

9.Liquidated Damages - In all cases, delivery schedule indicated in the Purchase Order/Contract is the essence of the contract and if the party fails to deliver the material within the delivery schedule, Liquidated Damages will be levied @ 0.5% per week or part thereof subject to a maximum of 10% of total order value. 10.Performance Bank Guarantee - Performance Bank Guarantee for 10% of the order value should be furnished in the form of Bank

Guarantee from nationalized/scheduled bank or by Demand Draft valid till warranty period plus sixty days as claim period.

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11.Security Deposit – Security Deposit for 10% of the order value is mandatory, if the ordered value is Rs.5.00 lakhs and above. Party shall furnish the Security Deposit in the form of Bank Guarantee from nationalized/scheduled bank or by Demand Draft valid till

completion of the contract period plus sixty days towards claim period for faithful execution of the contract. 12.BANK GUARANTEE FOR FIM: Supplier has to submit Bank guarantee for equal value of Free Issue of Materials (FIM) issued by the Department from Nationalised / Scheduled Bank valid till receipt and acceptance of supply and satisfactory accounting of FIM plus sixty days as claim period.

13.The delivery period mentioned in the tender enquiry, IF ANY, is with the stipulation that no credit will be given for earlier deliveries and offers with delivery beyond the period will be treated as unresponsive. 14.The Department will have the option to consider more than one source of supply and final orders will be given accordingly.

15.The bidders should note that conditional discounts would not have edge in the evaluation process of tenders. 16.Non-acceptance of any conditions wherever called for related to Guarantee/ Warranty, Performance Bank Guarantee, Security Deposit, Liquidated damages are liable for disqualification. 17.Wherever installation/ commissioning involved, the guarantee/warrantee period shall reckon only from the date of installation and

commissioning. 18.Purchase/Price Preference will be extended to the MSMEs under the Public Procurement Policy for MSMEs formulated under the Micro, Small and Medium Enterprises Development Act, 2006 and instructions issued by Government of India from time to time. Vendors who would like to avail the benefit of MSME should clearly mention the same and submit all the documentary evidences to substantiate their claim along with tender itself.

19.The drawings, specifications, end use etc., given by the Centre/Unit along with the tender enquiry are confidential and shall not be disclosed to any third party. 20.SPECIAL CONDITIONS FOR SUBMITTING QUOTATIONS IN FOREIGN CURRENCY BY THE INDIAN AGENTS

The Tenderer should submit the following documents/information while quoting:- a)Foreign Principal's proforma invoice/quote indicating the commission payable to the Indian Agent and nature of after sales service to be rendered by the Indian Agent. b)Copy of Agency agreement with the Foreign Principal and the Indian Agent, precise relationship between them and their mutual

interest in the business. c)Registration and item empanelment of the Indian Agent. d)Agency Commission will be paid only Indian Currency.

e)Compliance of the tax laws by the Indian Agent. 21. High Sea Sales- Against High Sea Sale transactions: a.Offers shall be on all inclusive basis including delivery upto Sriharikota at the risk and cost of the supplier. Customs Clearance is the responsibility of the supplier and at his cost and risk.

b.100% payment will be made within 30 days after receipt and acceptance of the items at our site. c. GST as applicable d.Customs Duty Exemption Certificate and other relevant documents required for Customs clearance will be provided.

e.High Sea Sales Agreement furnished by the supplier in accordance with the terms and conditions of our purchase order will be signed and issued by SDSC-SHAR. 22.The following information/ documents are to be submitted wherever applicable.

1.Product Literature 2.Core banking account number of SBI, RTGS Details 3.PAN No. in quotation and invoices

4.GST Registration details. 5.In case of MSME, registration details / documents from Competent Authority. 23.EXCLUSION OF TENDERS

The following tenders shall be summarily rejected from the procurement process a.Tenders received from vendors who have not qualified in terms of their registration. b.Tenders received against publishing of a limited tender in the CPP portal.

c.Tenders of vendors who have been removed from the vendor list or banned/debarred from having business dealings. d.Unsolicited tenders from vendors. e.The tenders which materially depart from the requirements specified in the tender document or which contain false information.

f.The tenders which are not accompanied by the prescribed Earnest Money Deposit. g.The tenders of vendors who have not agreed to furnish Security Deposit, Performance Bank Guarantee and Liquidated Damages. h.The validity of the tenders is shorter than the period specified in the tender enquiry.

i.The tenders received from vendors or their agents or anyone acting on their behalf, who have promised or given to any official of the Centre/Unit/Department, a gratification in any form, or anything of value, so as to unduly influence the procurement process. j.The tenders received from vendors, who, in the opinion of the Centre/Unit, have a conflict of interest materially affecting fair competition.

Page 2 of 3

k.The tenders received from Indian agents on behalf of their foreign Principals/OEMs (in cases where the Principals/OEMs also submit their tenders simultaneously for the same item/product in the same tender).

l.In case two or more tenders are received from an Indian agent on behalf of more than one foreign Principal/OEM, in the same tender for the same item/product. m.If a firm quotes ‘NIL’ charges / consideration, the bid shall be treated as un-responsive and will not be considered.

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