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TENDER DOCUMENT

TECHNICAL SPECIFICATIONS

FOR

3 x 200 KVA UPS SYSTEM

1

TECHNICAL SPECIFICATIONSFOR

3 X 200 KVA UPS SYSTEM

INDEX

S. NO. SECTION DESCRIPTION PAGE NO.

1 SECTION –1 SCOPE OF WORK 3

2 SECTION –2 TECHNICAL SPECIFICATIONS FOR 3 x 200 KVA UPS AND BATTERY 13

3 SECTION –3 TECHNICAL SPECIFICATIONS FOR 415 MCCB PANELS 21

4 SECTION –4 TECHNICAL SPECIFICATIONS FOR XLPE POWER CABLES 30

5 SECTION –5 TECHNICAL PARTICULARS 356 SECTION –6 LIST OF RECOMMENDED VENDORS 42

7 SECTION –7 LIST OF DRAWINGS 45

2

SCOPE OF WORK

FOR

3 x 200 KVA UPS SYSTEM

SECTION – 1

3

SCOPE OF WORK

1. INTRODUCTION

CDRI has taken up a project for construction of new campus at Sitapur Road, Lucknow. This portion of tender is for works related to supply, installation, testing & commissioning of 3x 200 KVA UPS System with 15 minutes battery back-up & required accessories, MCCB panels for UPS input power, MCCB panels for UPS output power distribution, flexible XLPE insulated copper conductor power cables. All these equipment/items shall be installed in main substation of new CDRI campus. The UPS system planned under this contract shall cater to meet power requirements of laboratory equipment, sensitive electronic equipment, computers and networking devices in new CDRI campus.

2. SCOPE OF WORK

In general the scope of works to be performed under this contract shall include but not limited to:

( i ) Design, engineering manufacture, inspection & testing at works, supply, transportation to site, storage, installation, testing ,commissioning and integrated commissioning of :

(a) 3 nos. UPS of 200KVA to be run in 2+1 parallel redundant load sharing configuration, complete in all respects with Lead Acid SMF batteries to provide 15 minutes back-up at full load to feed UPS power to laboratory equipment, networking devices and computers etc. in different buildings.

(b) Single core flexible copper conductor XLPE insulated power cable 1c x 185sqmm (minimum size) conforming to IS 7098, Part-1 (latest revision) and other applicable relevant IS for cables. This cable shall be used for interconnection between UPS and MCCB panels (Ref. Drg.No:NI-499-I-001-Rev 00 ). Termination of power cable at both ends ( UPS and MCCB panels) with required hardware and accessories shall be in the scope. Bidder to check & confirm the suitability cable ( size- 1c x 185 sqmm) for interconnection between UPS & MCCB panels.

(c) UPS input power supply panel (MCCB Panels) and UPS outgoing power supply panel( MCCB panels)) with required accessories. (Ref. Drg.No:NI-499-I-001,Rev.00)

Designing, engineering, providing all materials, equipment and services specified or otherwise, which are required to fulfill the intent of ensuring operability, maintainability, completeness and reliability of the total work shall be in the scope of the bidder.Item wise bill of quantity (BOQ) as indicated in price schedule based on which work shall be executed. Any equipment, material, component, accessories which are not specifically mentioned in price bid and technical specifications, but necessary for satisfactory installation and trouble free operational and maintenance of the equipment / system adopting good engineering practice shall be in the scope of the bidder .

( ii ) Providing complete design, engineering data, calculations, detailed drawings, BOQ, schemes, commissioning procedure, O&M manuals, catalogue etc. for EPI/CDRI review/reference and records before procurement action/manufacture.

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( iii ) Supply, installation, testing & integrated commissioning of the complete system as per the approved drawings/documents.

( iv ) Execution of works shall be as per tender conditions & technical specifications Part I (internal) 2005, Part -II (External) 1994, Part IV (sub station work) as amended up to the date of receipt of tender, CDRI’s requirement , requirements of the electricity supply authority (local) and other regulations & safety codes in the locality where the equipment will be installed.

( v ) Ensuring interlocking/integration/interconnection among various equipments/system, earthing of equipment, and safety aspects as per standards/requirements.

( vi ) All statutory approvals / license for the equipment(s) / system(s) shall be obtained by the contractor as needed including approval of relevant drawings from the electrical inspectorate of UP Govt. / competent authority & approval of the entire installation, after completion of work as per the approved drawings/documents.

( vii ) Effective co-ordination with the other agencies ( internal & external) to carry out the work smoothly.

( viii ) Proper handing over of the installations in satisfactory working conditions alongwith required as built drawings, documents and items as specified in the tender.

( ix ) The work shall also include all incidental job connected with the installation of equipment.

( x ) All electrical equipment except battery shall be designed considering 50 C as ambient temperature.

(xi) Supply of commissioning spares, special tools, test equipment.

(xii) Providing training to CDRI.s personnels for operation & maintenance

(xiii) Providing complete set of final drawings & documents ( 6 sets of hard copy & 2 soft copy)

( xiv ) Any work like chipping/breaking of existing structure like walls ,floors, fabrications etc. required for installation shall be done without any extra cost and after prior approval of the EPI/CDRI representative.

(xv) Repairing of the damaged structure to the satisfaction of the EPI/CDRI representative without extra claim, in case any existing structure is affected/damaged due to the installation work.

( xvi ) Any modification/rework required to be done on account of wrong practices .No extra claim is admissible for this type of work.

3. TECHNICAL SPECIFICATIONS AND STANDARDS:

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The specification defines the requirements for a continuous duty; highly reliable, latest and state of art technology; solid state type microprocessor based true on-line double conversion Uninterruptible Power Supply System. The UPS shall provide high quality AC power to sensitive electronic equipment, laboratory equipment, computers , servers and networking devices etc. The output load for UPS system (3X200 KVA) shall be 400KVA ( Approx.).

The UPS system and components shall comply in all respects with the requirements of the latest editions of the relevant codes and Indian Standards./International Standards . The UPS system shall conform to the latest issue of relevant applicable International standards/IEC standard /Indian standards for design, manufacturing, safety, inspection and installation.The system shall also conform/comply to the provision of Indian electricity rules and other statutory regulations in force time to time and IEEE requirementsfor UPS and battery design.

4. SITE CONDITIONS:The system should be suitable for installation and satisfactory operation in the indoor substation building with restricted natural air ventilation in humid and corrosive atmosphere

Max. ambient temp -- 43°CMin. ambient temp -- 5°CMax. R.H. -- 97%Min R.H. -- 30%Altitude above means sea level -- 1000 mtrs.

5. POWER SUPPLY :

LT supply 415 + 10%, 3-phase, 4 wire, 50Hz + 5%, effectively earthed. Fault level 35 KA for 1sec.

6. INSPECTION OF SITE :

The bidder to inspect and examine the site and its surrounding and shall satisfy as to the nature of the ground and sub soil, the quantities and nature of work, materials necessary for completion of the work and their availability, means of access to site and in general to obtain all necessary information as to risks, contingencies and other circumstances which may influence or affect his offer. No extra claim consequent on any misunderstanding or otherwise shall be allowed.

7. PRICE :

Price shall be inclusive of all taxes & duties whatsoever, excise duty, sales tax, CST/VAT, service tax, octroi (if any), work contract tax, commissioning spares, labour, tools & plants, packing, freight/ transportation & insurance up to the site, loading, unloading, fee (s) for testing, license, inspection, documents, etc, where applicable.

CDRI does not give any confessional forms/ certificates/ permits towards any taxes, duties & other levies like sales tax, customs duty, road taxes/ permits, etc.

Prices shall be firm through out the contract period.

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8. BOQ QUANTITIES:

The quantities given in the tender BOQ may vary as per the site / system/CDRI’s requirements. Only required items & quantities are to be supplied/ installed. The rate shall remain valid for any variations in the estimated quantities given in price bid. Contractor shall take detailed site measurements for the items like supply of power cables; earth strips/wire etc., before placing purchase order/taking procurement action.

9. MAKES :

In general make of various items shall be as per the list enclosed. Wherever makes have not been indicated in the list, the items shall be of ISI marked subject to approval by EPI/CDRI.

Sample of the items or makes or the items for manufacture/ supply/ use in the work irrespective of appearing in the approved list shall be got approved from Engineer- in-charge before incorporation.

10. SPARES :

The bidder shall indicate and include in quoted price, all the start-up and commissioning spares. The bidder shall also furnish the complete list of recommended spares with unit rate of each item for 3 years of normal operation of all equipments alongwith the bid.

11. NEW MATERIALS:

All equipment, materials used in the work shall be brand new and free from manufacturing defects.

12. REPLACEMENT OF DEFECTIVE/ DAMAGED ITEMS

All defective/damaged items shall be replaced with the good ones without any extra cost as per guarantee clause.

13. TOOLS & TACKLES:

All the required special tools & tackles for executing this work shall be in the scope of the vendor

14. MAN POWER:

Authorized, experienced, competent work force shall be deployed with competent supervision.

They should possess requisite qualifications/ valid permits/ license/ competency certificates to work on LT Electrical Installations.

The Electrical Engineer shall have minimum qualification of degree in electrical engineering. Where as Electrical Supervisor shall have minimum qualification of diploma in electrical engineering and technicians shall have minimum ITI.

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15. QUALITY OF WORK & WORKMANSHIP:

The quality of work, workmanship, finishing etc should be satisfactory to the CDRI / EPI.

16. ACTION PLANS/ PROGRAMME/ WORK SCHEDULING/ CPM & PERT CHARTS / PROGRESS REPORTS/ BAR CHARTS /REPORTS & RECORDS :

The successful bidder shall submit the necessary reports during various stages of contract which include action plans/ programme/ work scheduling/ CPM (Critical Path Method) & PERT (Project Evaluation and Review Technique) charts / progress reports/ bar charts and various records, statements, reports, documents related to the work.A comprehensive action plan/programme/schedule has to be made based on the completion period, inter related activities and got approved from CDRI/EPI

17. REVIEW MEETINGS/ SITE INSPECTIONS:

As and when required contractor shall attend the review meetings and take necessary actions with regard to the pending works, targets, co-ordination with other agencies.senior/ competent officials/ engineers who can take decisions and implement from the vendor side to take stock of the situation and do the needful shall also make regular site inspections.

18. PRIOR APPROVAL FOR DISPATCH SCHEDULE:

Dispatch schedules are to be informed and got approved by the vendor from Engineer in charge, before dispatch of materials.

19. TESTING AND INSPECTION:

- All equipment/systems to be supplied shall conform to type tests as per the relevant standards. The bidder shall furnish the reports of all the type tests carried out within five years of date of bid opening. These reports should be for the tests conducted on identical/similar components/equipment/systems to those offered /proposed to be supplied under this contract. In case bidder is not able to submit report of type test conducted in last five years or in case type test reports are not found to be meeting the specifications/relevant standard requirement then all such tests shall be conducted under this contract by the contractor free of cost to owner and reports shall be submitted for approval.

-All acceptance and routine tests as per relevant standards and specifications shall be carried out. Charges for all the tests shall be deemed to be included in the bid price. Routine test/acceptance test shall be carried out in the presence of the inspecting officer fromEPI/CDRI.

- All major items listed in list of approved makes for electrical items shall be factory inspected. The decision to inspect/waive shall rest with the CDRI/EPI. .The list of approved makes enclosed is indicative, CDRI/EPI can add/delete/modify the same in the interest of organization/work from time to time considering cost, quantity, significance, completion schedules etc.

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- At least 15 days advance notice to be given for factory inspection. While inspection call is given, the actual status and details of test to be offered shall be communicated. Relevant applicable Indian standards & International standards shall be made available.

- If any equipment/material fails in the tests conducted during factory inspection, necessary rework/replacement shall be done and equipment shall be re-offered for inspection without any cost to owner. Further, the traveling, boarding & lodging expenses of inspecting officer for re-inspection as per CDRI rules shall be recovered from the bills.

20. PACKING/ TRANSPORTATION/ HANDLING:

Professional packing shall be made. Equipment/ materials are to be properly packed with appropriate packing materials & means. Special care shall be taken for fragile items. Item description, qty, code, instructions etc to be marked for easy identification etc. The equipment/ materials have to be transported by appropriate transport mode like Road/ Rail/ Air transport etc. up to the site/ destination.

Due care to be taken for loading, handling, unloading, shifting, lifting, jacking etc by suitable means like Cranes, Fork lifts, Chain pulley blocks, mechanized means etc. and experienced man power.

Relevant documents shall be accompanied with the items.

21. SECURITY NORMS/GUIDELINES:

Contractor shall obtain necessary entry pass/ token/ identity card for work force from CDRI/BCAS/CISF/CRPF etc who is in charge of security matters. It is the responsibility of the contractor to fulfill all the relevant formalities viz. police verification, photographs, addresses and keeping in safe custody etc and bear the fee, if any.

22. DRAWING & DOCUMENTATION TO BE SUBMITTED WITH BID :

Following information and documentations in addition to what has been asked for in respective equipment specification shall be furnished by the contractor

- SLD for the installation with metering and protection scheme.

- Filled-in guaranteed Technical Particulars, catalogue & literature for various equipment.

- Performance certificate of all major equipment.

- Type test certificates.

- List of Past contract of all major equipment.

- GA drawings of all major equipment.

- Time frame of major activities including Bar chart.

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23. DRAWING & DOCUMENTATION TO BE SUBMITTED BY SUCCESSFUL BIDDER AFTER AWARD OF CONTRACT:

Following information and documentations in addition to what has been asked for in respective equipment specification shall be furnished by the successful bidder after award of contract for approval/reference/record of the purchaser.

- Electrical layout drawing showing location of equipment, cable routing, etc.

- Single Line Diagram showing rating of components, metering, Earthing layout showing connections to equipment, structure etc.

- Wiring Diagram, Control schemes

- Write-up on control philosophy for complete system containing starting & stopping sequence, interlocks, metering, annunciation etc.

- Civil foundation and structural drawing of all equipment for Installation.

- Drawings of all electrical equipment under the scope.

- All required drawings/documents/technical information required during various stages of works shall be submitted as and when required by the purchaser.

All drawings submitted shall provide sufficient detail indicating type, size, general arrangement & foundation drawing, weight, the external connections, fixing arrangement required, the dimensions required for installation and interconnections with other equipment and materials, clearances and space required between various portions of equipment and any other information specifically requested.

All the above document shall be furnished in 4 sets to EPI/CDRI for review. One set shall be returned with comments / approval. The document shall be modified incorporating the comments given by EPI/CDRI and 4 sets of corrected documents shall be submitted by contractor within 10 days time.

- The bidder shall provide within 2 weeks of award of work a complete bar chart based on the time period of the completion of the project. The bar chart shall elaborate procurement, installation, testing & commissioning of the complete system.

24. TOOLS & TACKLES:

Wherever special tools & tackles are required for operation & maintenance of units/systems, the contractor supplying the equipment shall provide the same free of cost.

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25. STATUTORY LAWS/RULES/APPROVALS/LICENSE:

The contractor/agency shall abide by the relevant statutory rules, laws, and guidelines and arrange for the approvals, if any required. That include adhering to labour laws, abiding local electricity rules etc.

Where ever formal approvals/ license are essential like CEA approval, clearance by the Electrical inspectorate etc,. the same shall be arranged by the bidder

26. FEES FOR TESTING/CALIBRATION/APPROVALS/LICENSE:

Unless otherwise specified, the fees/charges involved for this purpose shall be borne by the bidder.

27 SITE TESTS/ PERFORMANCE TESTS:

Necessary site tests/ performance tests shall be conducted on the equipment to ascertain the functional / design/ site requirements. Reports shall be prepared recording the various values, parameters, observations, settings made etc. In case of unsatisfactory results, the same shall be replaced/ rectified as per the requirement without any extra cost.

28 HANDING OVER/ CERTIFIED DATE OF COMPLETION:

Up on the satisfactory commissioning of the entire system, the system shall be observed for 15 days. After this satisfactory trial period, the work shall be handed over officially and completion date recorded by Engineer-in- charge with all the prescribed formalities for handing over. This date shall be reckoned, as the certified date of completion and the defects liability period shall commence from this date.Until the handing over of the installation, the responsibility lies with the vendor for safety, upkeep etc.

29 TRAINING/ FAMILIARIZATION ABOUT OPERATION & MAINTENANCE:Training/ familiarization regarding operation & maintenance of the equipment /system at site shall be given by the contractor to CDRI staff.

30 COMPLETION PLANS:

On completion of work 10 sets of following as built drawings/documents.to be submitted

General Arrangements, Layout drawings with dimensions, plans, sections etc

Single Line diagrams

Control & Schematic Diagrams.

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Bill of Quantities indicating makes, Technical specs, quantity etc.

Data Sheets, Calculations

Control logic (where applicable)

Details of Inventory

Equipment name plate details

Instruction / Maintenance Manuals

Test Certificates (Factory Tests, sites Test)

Guarantee/ warranty Certificates (where applicable)

Other documents/ drawings as per the instructions of Engineer-in- Charge.

Keys, operating handles, tools etc as applicable

2 sets of Photographs, 4x6 size, of all the major equipment to be submitted. One set shall be displayed in the substation and one set shall be submitted in a good quality photo album.

31 DEFECTS LIABILITY PERIOD:

Defects liability period shall be 12 months from the certified date of satisfactory completion & handing over of entire work to Engineer-in-charge of work.During this period, the contractor shall hold himself responsible for reinstallation or replace with good ones free of cost to the CDRI in respect of any defective item/material/equipment/component supplied and installed by the contractor. Contractor shall bear all the cost involved for supply, transportation and installation etc. of such items.

32 GUARANTEED PERFORMANCE:

The performance figures quoted in Guaranteed Technical Particulars shall be with in the tolerance permitted by relevant Indian Standards unless otherwise stated in Technical Specification. Incase of failure of the equipment to meet the guarantee parameters the equipment may be liable for rejection.

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FOR

UPS

(3 X 200KVA PARALLEL REDUNDANT)

SECTION – 2

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TECHNICAL SPECIFICATION FOR 3 x 200 KVA PARALLEL REDUNDANT UPS SYSTEM

1.0 General:

The specification defines the requirements for a continuous duty, three phase, highly reliable, latest and state of art technology, solid state true on-line double conversion fully microprocessor controlled, IGBT based ( Rectifier and Inverter) Uninterruptible Power Supply system to provide high quality AC power to sensitive electronic equipment, laboratory equipment, computers and networking devices etc. The output load for UPS system shall be 400 KVA (approx.).The UPS system design should be based on latest generation of technology with proven performance.

The UPS system should be suitable for installation and satisfactory operation in a closed substation building with restricted natural air ventilation in a humid & corrosive atmosphere, ambient temperature upto 43˚C, relative humidity 95% and altitude to 1000m above MSL.

2.0 Applicable Standards:

The UPS system shall conform to the latest issue of relevant applicable International Standards/IEC standard /Indian standards for design, manufacturing, safety, inspection and installation. The system shall also be conforming to the provision of Indian electricity rules and other statutory regulations in force time to time and IEEE requirements for UPS and battery design.

3.0 Configuration and operational requirements:

During the normal operation when mains power is available all the three UPS operating in parallel equal load-sharing mode shall supply synchronized output power to load though common output panel. In case, if one UPS fails, the other two UPS should be able to takeover equally the connected full load and faulty unit should disconnect automatically. Upon repair of the faulty UPS, it shall be reconnected to the load to resume redundant operation.Any UPS unit should be capable of being taken off the load manually for maintenance without disturbing the output load.

The input raw power to UPS shall be fed from MCCB panels and the output power shall be distributed to load through common output panel ( Ref: Drg no. NI-499-I-001-Rev.00). Both input and output panels shall have all required electrical protection swithes, Isolators, MCCBs and metering devices etc.

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The UPS system shall have redundant communication cable and control with paralleling kit for synchronization among each other. When a disturbance/fault occurs, the faulty unit should be isolated and power to entire load should be fed from the other two UPS.. When two UPS develop fault, the complete load should be transferred to bypass supply through static switch (If static bypass switch is in enabled condition) with status indications.

The UPS system shall be provided the following:

3.1 Static bypass switch and manual bypass switch (for each UPS)

3.2 Control system to control all the three phases individually in case of unbalancing. there should not be any change in regulation in phase voltage. with 100% unbalancing.

3.3 Forced ventilation through redundant fan for UPS cabinet for normal as well as emergency conditions. All the air entries to the cabinet shall be protected with cleanable filters.

3.4 Voltage frequency independent (VFI) technology standard.

3.5 Phase reversal protection and correction.

3.6 a) Inbuilt alarm record facility with capacity to store minimum 100 events. b) Inbuilt digital fault diagnostic facility through stored events to supervise the UPS operation & failure with printout facility of faults and input/output voltage and current waveforms display.

3.7 Display of temperature of inverter section, rectifier section

3.8 The UPS output neutral independent of input neutral.

3.9 Surge protective devices at Input/Output to protect system and load equipment against any power surges due to lightning, switching etc.

3.10 Soft start logic.

3.11 Software for monitoring & diagnostics

3.12 A suitably sized earth bus at the bottom of the UPS panel with provision for earth connection at both ends.

3.13 When battery taken out for maintenance during that period inverter should continue to operate taking power from rectifier.

3.14 All the control wiring in plastic channels, neatly bunched together, each wire should be identified at both ends by self sticking wire maker tapes or PVC ferrules as per the standard.

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3.15 Inside the panel power and control wiring with suitably sized PVC insulated copper conductors.

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3.16 Batteries and its accessories:

Indoor lead acid SMF battery bank of 172800 VAH capacity to meet 15 minutes back-up requirements for each UPS complete with suitable battery racks of power coated MS material stand, connectors, isolator, MCCBs, interconnecting cables. between UPS and batteries for each UPS and other required accessories Earthing arrangement shall be provided for batteries rack earthling. From UPS to batteries the cable routing length is to be considered as 30 meters (approx.).Bidder to supply required length of cable as per the UPS and battery room layout drawings (Refer NIT Drg no-NI-499-I-002-Rev.01) .

3.17 Provision for on-line automatic battery testing facility and display of status indications (in battery mode) with connected load for:(i) Actual battery AH capacity left.(ii) Actual battery back-up time available in battery mode.(iii) Bad battery status.

4.0 UPS SPECIFICATION - ( 3 x 200 KVA UPS SYSTEM - TO BE RUN IN PARALLEL)

4.1 Technology : True On –line double conversion VFI technology with latest and advanced IGBT technology for rectifier and inverter

4.2 Standard : Confirm to IEC 620-III and other latest issue of relevant applicable IEC Standards for design and safety / equivalent IS

4.3. Input PF : > 0.99

4.4. Input Voltage : 415 + 15%, 3 , 4 wire

4.5. Input Frequency : 50 Hz 5%

4.6 Rectifier and charger rating : 125%

4.7. THDI : < 3 %

4.8 Output Voltage : 415, 3, 4 wire

4.9 Voltage regulation : + 1%

4.10 Overall efficiency (AC to AC) : > 91 %

4.11. Output Frequency : 50 Hz

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4.12. Wave form : True Sine Wave

4.13 Duty : Continuous

4.14 UPS Power Factor : 0.8 lag. (Load PF)

4.15. Overload Rating : 110% for 30 minutes125% for 10 minutes150% for 1 minutes

4.16. Output Isolation Transformer : To be provided (with Galvanic isolation)

4.17 Output Voltage Distortion : < 2%

4.18. Switch over : Without interruption to load

4.19 Computer/Network : RS 232 C, SNMP adapter , Software for web Communication enabled monitoring & management software and LAN

based connectivity

4.20. Diagnosis & Configuration : Compatible with Windows/Unix

4.21. Humidity : Upto 95% RH, Non-condensing

4.22. Indications and Alarms : All indications shall be backlit LCD Type including temperature of system, ambient, battery room, inverter section and rectifier section (Bidder to furnish the list of all indications and alarms).

4.23. Protections : Input - Over/Under voltage, Over Current, Surge Voltage and Lightening

Battery – Over/Under Voltage, Over Current, Battery over temperature, Battery Low Alarm/Trip.,

Output - Over/ Under Voltage, Over Current. Output Short Circuit, Over , DC Over Current

- Over temperature, lightening protection(Indications to be provided for all protections)

4.24 Transient voltage surge suppressor : To be provided at Input/ Output of UPS as per IEEE standards.

4.25. Control Circuitry : Microprocessor based.

4.26. Metering/Display : Digital display to indicate- (Input/Output)

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Frequency Voltage/CurrentPower Factor

- DC Voltage/Current - Active power and apparent power- Temperature (Ambient, battery, rectifier,

inverter and transformer)

- Current , Voltage and frequency ( Bypass)- Battery capacity and back-up time

4.27 Controls : The system shall have controls for Input circuit breaker/switch, Bypass circuit breaker/static bypass switch, maintenance bypass switch, Inverter On/Off switch, rectifier On/Off,Alarm acknowledge switch, Output switch, battery test etc.

4.28. Battery : 12 V Lead Acid S.M.F battery bank with.172800 VAH capacity for each UPS for 15 minutes back-up on full load to be provided.

4.29. Cooling : Forced cooling with power from UPS output

4.30. UPS failure : During failure in the UPS system the static switch shall automatically transfer the A.C. load directly to the AC line without affecting equipment operation, if static bypass switch is in enabled condition.. (System shall have facility to enable/disable the static bypass)

4.31. Maintenance bypass : Each UPS shall have inbuilt maintenance bypass to connect the mains/alternate supply to critical load.

4.32. Battery disconnect switch : To electrically isolate the storage batteries from UPS module.

4.33. Static bypass: Each UPS shall have in-built static bypass .In event of any fault in one UPS ,the faulty UPS shall isolate itself and the other two healthy UPS shall take over the full load. All the loads shall be transferred to the static bypass if the two UPS fail simultaneously or if overload beyond 150% for 1 minutes is faced by UPS,

4.34. Quality Assurance: Manufacturer’s Quality assurance program with testing/checking on final product

4.35. Product Documentation : Manufacturer shall supply product documentations in hard copy and in CD (soft copy) as specified.

i) Installation

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ii) Operationiii) Maintenance

This should include complete outline and external connection drawings and schematic and physical wiring diagrams as well as parts list and parts layout down to the smallest components level. It should include startup and service manuals with complete privation and remedial maintenance and trouble showing instructions. This should include all ancillary equipment and accessories.

4.36. Material and workmanship.:

i) Workmanship shall be first class in every respect.

ii) All material shall be supplied latest and of best commercial grade.

iii) Brackets and securing hardware shall be electroplated with corrosion resistance material.

iv)Internal wiring conductors shall be combined into cable or bundles and shall be tied securely together and numbered or coded to correspond with documentation.

v)The UPS panes and other panels shall be provided with lifting hooks, detachable gland plates for bottom cable entry.

4.37. Battery

4.37.1 The battery shall be lead acid, sealed maintenance free (SMF).

4.37.2 Batteries shall conform to all type test as per relevant applicable IS/IEC standards. All acceptance tests as required by the relevant applicable IS/IEC shall be carried out at site after completion of installation work.

4.37.3 The contractor shall arrange all necessary equipment including the variable resistor, tools, tackles and instruments.A set of special tools & tackles which are necessary for maintenance and overhauling of the batteries shall be supplied.

4.37.4 The battery shall be supplied with racks, connecting hardware and standard service resistance material, accessories. The battery shall be delivered charged and ready for service alongwith accessories, mats etc.

4.37.5 The UPS should continue to function and meet all the performance criteria specified, If the batteries are taken out for maintenance by manually disconnecting the switch.

5.0 Inspection & Testing

UPS system shall be inspected and tested as per the relevant applicable standards and approved QAP. Quality assurance plan shall be submitted by the supplier for approval before the inspection, alongwith all the internal test reports, type test reports/certificates and necessary documents.

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6.0 Installation, Testing & Commissioning

Installation, testing & commissioning of UPS system in integrated mode with connected all input/output equipment, shall be in the scope of contractor. All routine tests shall be demonstrated. All the accessories, materials, commissioning spares required at site for UPS installation, testing and commissioning shall be in the scope as specified

7.0 Training Training on operation and maintenance of UPS shall be provided to purchaser’s representatives/operators by the UPS vendor.

8.0 Documents & Drawings

The following drawings/documents shall be submitted by the bidder.

* (i) UPS System Single Line Diagram.

* (ii) Confirmations (clause wise ) on technical specifications for UPS

* (iii) Duly filled in technical particulars-Section-5 (A &D for UPS and Battery)

* (iv) Technical literature / catalogue and operational features(UPS and battery)

* (v) Battery sizing and charger sizing calculations.

* (vi) UPS and battery room layout showing UPS disposition in UPS room , batteries disposition in battery room and height of the battery racks.

(vii) Battery charging and discharging curve from manufacturer and selection chart.

(vii) UPS System internal layout Drawing and termination details.(viii) UPS & Battery GA Drawings(ix) UPS System BOQ (Indicating quantity, rating & make) (x) UPS System & Batteries Installation Drawing.

(xi) UPS System & Batteries test reports & certificates.(xii) UPS alarms & indications list (xiii) UPS operation, installation and maintenance manual.(xiv) Quality assurance plan.(UPS and Battery)(xiv) UPS System cable termination details(xvi)(xvii)

UPS System and batteries bank earthling layoutFoundation plan and loading details for UPS panels

*To be submitted with technical offer

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FOR

415V MCCB PANELS

SECTION – 3

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TECHNICAL SPECIFICATION FOR 415 V MCCB PANEL 1. DESCRIPTION OF WORK :

This section covers the detailed requirements for design, manufacture, inspection, transportation to site, installation testing & commissioning of MCCB. Panels suitable for 415 Volts, 3 phase, 50 HZ, 4 wire system, in line with single line diagram ( NI-499-I-001), schedule of quantities and as specified.

2. CODES AND STANDARDS:

415V MCCB Panels shall conform to latest applicable IS, IEC standard as listed below and other relevant standards / code as applicable.

IS : 13947 (Part – I to V) : Specification for low-voltage switchgear.

IS : 1248 : Electrical measuring instruments and their accessories.

IS : 8623 : Specification for low-voltage switchgear and Controlgear assembles.

IS : 3072 : Code of practice for installation and maintenance of switchgear.

IS : 2705 (Part – I to IV) : Current Transformers

IEC : 61643-12 : Surge Protection Devices for Power Lines.

IEC : 60947-7-1 : Terminal Blocks

3. SPECIFICATIONS :

3.1 GENERAL3.1.1 The panels shall be capable of fault withstand capacity of 35 KA for duration of one

second.

3.1.2 The panel shall be metal enclosed, indoor type having sectionalisation of incoming, and outgoing supply. The design shall be cubicle type as specified.

3.1.3 The panel shall be floor mounted free standing totally enclosed and extensible type. The panel shall be with lockable arrangement with degree of protection IP - 54 and shall be suitable for the climate conditions as specified. The design shall include all provisions for safety of operating and maintenance personnel.

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3.2 CONSTRUCTION

3.2.1 The panel shall be shall be fabricated out of CRCA sheet steel 2.0 mm thick. Wherever necessary, such sheet steel member shall be stiffened by angle iron frame work. General construction shall employ the principle of compartmentalization and segregation for each circuit. Unless otherwise approved, incomer and bus section panels or sections shall be separate and independent and shall not be mixed with sections required for feeders. Each section of the rear accessible type board shall have hinged access doors at the rear. Overall height of the board shall not exceed 2.40 meters. Operating levers, handle etc. of highest unit shall not be at a height more than 1.8 m, and that of the lowest unit shall not be less than 300 mm above finished floor level. Multi-tier mounting of feeders is permissible. The general arrangement for multi-tier construction shall be such that the horizontal tiers formed present a pleasing and asthetic look. The general arrangement shall be got approved before fabrication. Cable entries for various feeders shall be either rear or from the front through cable alleys located in between two sections of minimum 300 mm width. There shall be separate gland plate for each cable entry so that there will not be dislocation of already wired circuit when new feeders are added. Cable entry plates shall therefore be sectionalised. The construction shall include necessary cable supports for clamping the cable in the cable alley or in rear cable chamber.All cable entries shall be from the top/bottom as specified. Gland plate shall be minimum 3 mm thick.The panels colour shall be -7032 siemenes gray ( Subject to approval of CDRI/EPI). Enclosure protection class of panel shall be IP-54.

3.2.2 Cable Termination / Bus Duct Terminations:

Panel shall be design for cable entry from bottom / top as required. Sufficient space shall be provided for each of termination and connection. All provision and accessories shall be furnished for termination and connection of power cables including removal gland plates, copper / aluminium lugs, double compression brass glands with tapped washer and terminal blocks. Bus Duct connection shall be from the top. All provision for Bus Duct connection with accessories shall be provided.

3.2.3 Instruments

All meters shall be Digital type flush mounted type conforming to class 1.0 for accuracy and of size of 96 mm2 for incoming feeders and outgoing feeders.

3.2.4 Indicator Lamps

ON/OFF and phase indicator lamps shall be provided suitable for operation on AC 230 Volts supply. Necessary filter G/Y/R/A shall be provided depending upon the function. All lamps shall be protected by proper HRC fuses. All lamps shall be LED type.

23

3.2.5 WiringAll wiring controls, indication etc. shall be with minimum 2.5 sq. mm suitable stranded copper conductor cables PVC insulated. Wiring shall be suitably protected within the panels. Runs of wires shall be neatly bunched and suitably supported and clamped. Means shall be provided for easy identification of the wires. Identification ferrules shall be used at both ends of the wires. All control wiring meant for external connection are to be brought out on terminal board. Brass/Copper thinbles, insulation tape etc. shall be provided at joints & terminations as required.

3.2.6 Terminal Blocks

i. All control terminal blocks shall be unbreakable and IP 20 compliant. The metal parts of the terminal block including the captive screw shall be of Cu. Alloy and its housing shall be Polyamide class V0/V2 as per UL94. It shall be suitable for mounting on both C&G type rail and shall be capable to withstand vibration level upto 5g.

ii. High current carrying terminal blocks suitable for 25-240 sq. mm wire shall contain individual terminal sleeve cover on each termination which is also individually separatable, to avoid accidental touch. It housing material shall be Polyamide as per UL 94 and shall be separated from each other by separating/partition plate.

3.3 Bus Bar & Bus Bar Chambers

i. Bus Bar and Connections

a. The bus bar shall be of copper (electrolytic grade) and of adequate section. The bus bar system shall comprise a system of totally enclosed main horizontal bus bars run at the top and vertical bus bars serving all modules in vertical section on either side in cable entries. In case of rear access, horizontal bus system shall run suitably either at the top or bottom. All connections to individual circuits from the bus bar shall be with solid connections. All horizontal bus bar, vertical bus bar and connections shall be suitably sleeved with PVC sleeves or suitably insulated in an approved manner.

b. The bus bar temperature should not exceed 90o C i.e. 40oC temperature rise over 50oC ambient. The calculation for temperature rise and bus bar sizing should be furnished along with shop drawing for approval.

c. Wherever copper bus bar and Aluminum bus bar are connected to each other, bimetallic strip shall be used.

ii. Bus Bar Supports and Attachments

Bus bar shall be firmly fixed on supports constructed from SMC (glass fibre reinforced thermosetting plastic). The supports shall be sufficiently robust to

24

effectively withstand electro-mechanical stresses produced in the event of short circuit.

iii. Connection to Bus Bars

Connections to bus bars shall be made with bolts and nuts. Holes drilled into the bus bars may be made. Suitable precaution shall be taken against heating due to bi-metallic contact. Further for tapping off connections from bus bars, PVC insulated wire may be used for current capacities upto 100 amps and for higher current capacities solid conductors/strips suitably insulated with PVC sleeves/tape shall be used.

iv. Clearances

The minimum clearances to be maintained for open and closed indoor air insulated bus bars/electrically non-exposed and working at system voltages upto 600 volts shall be as follows :--------------------------------------------------------------------------------------------Between ................................................. Minimum Clearances

Phase to Earth ............................................. 20 mmPhase to Phase ............................................. 25 mm--------------------------------------------------------------------------------------------

v. Bus Bar Markings

The colours and letters (or symbols) for bus bars :

Main bus bar connections and auxilliary wiring etc. shall conform to relevant Indian Standard. A brief from I.S. 375 (revised) is given below:

For AC bus bars and Main connections--------------------------------------------------------------------------------------------S.No. Bus Bar & Colour Letter/Symbol Main Connection--------------------------------------------------------------------------------------------1. Three Phase Red, R,Y,B.

Yellow,Blue.

2. Two Phase Red, Blue R,B3. Single Phase Red R4. Neutral Connection Black N5. Connection to Green E

earth6. Phase variable (Such as connections

25

to reversible motors) Grey Gy.

vi Phase Sequence and Polarity

Bus bars and main connections, when marked shall be marked in accordance with the following table to indicate the order in which the voltages in phases reach their maximum values.

--------------------------------------------------------------------------------------------System As indicated by Phase sequence

Colors or letters as indicated Vectorially

--------------------------------------------------------------------------------------------Three Phase Red, Yellow, Blue R, Y, B.

Two Phase Red, Blue R, B.

--------------------------------------------------------------------------------------------

vii. Arrangement of Bus bars & Main Connections :

Bus bars and main connections which are substantially in one plane shall be arranged in order given as follows:

a. A.C. System

i The order of phase connections shall be Red, Yellow and Blue.ii When the run of the conductors is horizontal, the red shall be on the

top or farthest away from the centre line as viewed from the front.iii When the run of the conductor is vertical, the red shall be on the

extreme left.

iv When the system has a neutral connection in the same plane as the phase connections, the neutral shall occupy an outer position.

v Unless the neutral connections can be readily distinguished from the phase connections, the order shall be red, yellow, blue and black.

b. TerminationsIncoming terminals shall be suitable for receiving cables.

3.4 PROTECTIVE DEVICES & MCCB

3.4.1 PROTECTIVE DEVICES

Suitable Surge Protection Devices shall be provided at the input of Panel, conforming to IEC-61643-12 (Stage-I/Class B). The device shall be mountable on standard DIN Rail. It shall have the capability to arrest external lighting surges (of

26

10/350 µ waveform) up to 50 KA between Line to Neutral & 100 KA between neutral to earth.

3.4.2 MOULDED CASE CIRCUIT BREAKERS

3.4.2.1 Moulded case circuit breakers shall comply with the latest Indian Standards and IEC standards. They shall have the voltage and current ratings, rated duty, rated short circuit service breaking capacity and rated short-time withstand current as indicated. All the MCCBs shall be provided with electronic releases (microprocessor based)

3.4.2.2 MCCB's shall be of the independent manual closing air-break type, rated for an uninterrupted duty, unless otherwise indicated.

3.4.2.3 Each MCCB shall have a facility for padlocking in the "OFF" position.

3.4.2.4 MCCB shall have front operating extended door operating handle.

3.5 CURRENT TRANSFORMERS

Current Transformers shall be cast resin type.a) All phases shall be provided with current transformers of accuracy Class I and

suitable VA burden to operate associated metering.

b) Separate C.T's shall be used for protective devices.

3.6 VOLTAGE TRANSFORMER :

Voltage transformers shall be cast resin type with accuracy class of 1.0.

3.7 RELAYS :

The vendor shall furnish, install and co-ordinate all relays to meet the requirement of protection, interlock and bus transfer scheme as indicated in BOQ, Drawing, Specification and system requirement. Relays shall be Microprocessor type.

3.8 EARTHING

All components, frame etc. shall be properly earthed. Al. earth bars of 50 mm x 6 mm shall be provided for the MCCB panels for the full length of the panel and connected to the frame work. Provisions shall be made for connection from this earth bar to the main earthing bar on both sides of MCCB Panels.

3.9 PAINTING

27

All steel work used in the construction of the MCCB panels shall have undergone a rigorous metal treatment process as follows :-

Effective cleaning by hot alkaline degreasing solution followed by cold water rinsing to remove traces of alkaline solution.

Pickling in dilute sulphuric acid to remove oxide scales & rust formation, if any, followed by cold water rinsing to remove traces of acidic solution.

A recognised phosphating process to facilitate durable coating of the paint on the metal surfaces and also to prevent the spread of rusting in the event of the paint film being mechanically damaged. This again, shall be followed by hot water rinsing to remove traces of phosphate solution.

Passivating in de-oxalite solution to retain and augment the effects of phosphating.

Drying with compressed air in a dust free atmosphere.

Primer coating with two coats of a highly corrosion resistant primer, applied wet on wet and stove dried under strictly controlled conditions of temperature and time.

Finishing treatment shall be by powder coating with 60 micron minimum thickness.

3.10 LABELS

Anodised Aluminium labels shall be provided on all incoming and outgoing feeder switches. Circuit diagram showing the arrangement of the circuit inside the LT panel shall be pasted on inside of the panel door and covered with transparent laminated plastic sheet. Caution notice place shall be affixed at the back of each vertical panel.

3.11 SPACE HEATER AND PLUG SOCKET :

Each vertical panel shall be provided with thermostat controlled space heater and 5A 3 pin plug socket. Separate transformer for space heating supply has to be arranged.

5. TESTING 6.

4.1 TESTS AT MANUFACTURERS WORK

All routine tests specified in IS : 8623: shall be carried out

4.2 Test witness

28

Tests shall be performed in the presence of the Engineer-in-Charge. The vendor shall give at least fifteen days advance notice of the date when the tests are proposed to be carried out.

5. Documents to be submitted by the bidder for 415 V MCCB panels.

* (i) Single Line Diagram.* (ii) Confirmations (clause wise) on technical specifications for

415 V MCCBs panels.* (iii) Duly filled in Technical Particulars.- Section 5 (B)

(iv) General arrangement drawing showing space required in front for withdrawls, power and control cables entry points, bus duct / cable entry details.

(v) Technical particulars for each panel.

(vi) Single Line Diagram.

(vii) Control wiring diagram alongwith electrical interlock scheme.

(viii) Bill of material indicating quantity, rating and make of all component.

\(ix) Foundation plan and loading.

(x) Type test certificate from CPRI on identical panel.

(xi) Technical literature on each component / equipment.

(xii) Bus bar sizing calculations alongwith supporting document.

(xiii) Instruction manuals of circuit breakers, control module and individual equipment.

(iv) Routine test certificates carried out on the panel. (All internal test reports/certificates)

(v) Type test certificates for any equipment if so desired by the owner.

(vi) Internal layout and cable termination details

(vii) Installation drawing

(viii) Manufacturer’s QAP

* - To be submitted with technical offer.

29


FOR

FLEXIBLE XLPE INSULATED POWER CABLES

SECTION – 4

30

TECHNICAL SPECIFICATION FOR XLPE INSULATED POWER CABLES

1. SCOPE

This section covers supply and laying of 1c x185 sqmm size XLPE flexible copper conductor power cables.( UPS supplier to check size and suitability of cable)

2. CODES AND STANDARDS:

All standards, specifications and codes of practice referred to herein shall be the latest editions including all applicable official amendments and revisions. The cables shall conform to the following standards and codes:

IS : 3961 Recommended current ratings for cables

IS : 7098 (Part-1) Cross linked polyethylene insulated PVC sheathed cables for working voltages upto and including 1100V

IS : 8130 Conductors for insulated electrical cables and flexible cords

IS : 10418 Specifications for drums foe electric cables.

IS : 10810 Methods for tests for cables

3. INSTALLATION OF CABLESCables in UPS room and battery room shall be laid in trench on multi tier trays covered with trench cover. All cables shall be bent in radius not less than 15 times or as prescribed by the manufacturer which ever is higher. Cable laying shall be carried out as per CPWD specifications.

4 POWER CABLEThe cable shall conform to IS: 7098 (Part I) and as specified in schedule.

4.1 GENERALLT power cable shall be supplied inspected, laid, tested and commissioned in accordance with drawings, specifications, relevant Indian Standards Specifications and cable manufacturer’s instructions. The cable shall be delivered at site in original drums with manufacturer’s name clearly written on the drum.

4.2 MATERIAL

31

The power cable of 1c x 185 sqmm size shall be XLPE insulated Copper conductor flexible cable conforming to IS : 7098 (Part-I). Vendor to ensure the suitability of the cable size specified.

4.3 INSPECTIONAll cables shall be inspected upon receipt at site and checked by the Engineer-in-Charge for any damage during transit.

4 INSTALLATION

5.1 GENERAL

The cable installation shall be carried out in accordance with the specifications given herein. For details not covered in these specifications, I.S. 1255 shall be followed.

5.2 ROUTE

i. Before the cable laying work is undertaken, the route of the cable shall be decided by the Engineer-in-Charge.

ii. While shortest practicable route shall be preferred, developments such as

roads,. iii. While selecting cable routes, corrosive soils, ground surrounding sewage and effluent etc. shall be avoided.

iii. As far as possible, the alignment of the cable route shall be decided taking into consideration the present and future requirements of other agencies

iv. Whenever cables are laid along well demarcated or established roads, the MV cables shall be laid further from the kerb line than HV cables.

vi. Cables of different voltages and also power and control cables shall be kept in different trenches with adequate separation.

v Where cables cross one another the cable of higher voltage shall be laid at a lower level than the cable of lower voltage.

5.3 PROXIMITY TO COMMUNICATION CABLES

5.3.1 Power and communication cables shall as far possible cross at right angles. Where power cables are laid in proximity communication cables the horizontal and vertical clearances shall not normally be less than 60 cms.

32

5.4 LAYING METHODS

5.4.1 Cables shall generally be laid in trenches, pipes/closed ducts, in open ducts, direct in ground or on surface depending on site conditions.

5.4.2 CABLE TAGS

Cable tags shall be made out of 2mm thick aluminum sheets, each tag 1-1/2 inch in dia with one hole of 2.5mm dia, 6mm below the periphery. Cable designations are to be punched with letter / number punches and the tags are to be tied inside the panels beyond the glanding as well as below the glands at cable entries. Trays tags are to be tied at all bends. On straight lengths, tags shall be provided at every 5 meters.

5.4.3 Testing of Cables

Prior to installation of cables,the following tests shall be carried out. Insulation test between phases, phase & neutral, phase & earth for each length of cable.

Before laying.

At the time of issue of cables for laying, the cable shall be tested for continuity and insulation resistance.

Testing before covering

The cables shall be tested for continuity of cores and insulation resistance and the cable length shall be measured, before closing the trench. The cable end shall be sealed /covered.

After laying.

Insulation Resistance Test (Sectional and overall)

Continuity Resistance Test.

Earth Test.

All tests shall be carried out in accordance with relevant Indian Standard code of practice and Indian Electricity Rules. The Vendor shall provide necessary instruments; equipment’s and labour for conducting the above tests & shall bear all expenses of conducting such tests.

5.5. Completion plan and completion certificate

a) After completion of the work the vendor shall draw completion plans to a suitable scale and shall submit to the Engineer-in-Charge.The completion plans shall, inter-alia, give the following details :-

i Layout of cable work

33

ii Length, size, type and grade of cables.

iii Method of laying i.e. direct in ground, in pipes etc.

iv Location of each joint with jointing method followed.

6.0 Documents to be submitted by the bidder for single core XLPE flexible copper conductor cable

* (i) Confirmations (clause wise) on technical specifications for flexible XLPE insulated power cable.

* (ii) Duly filled in technical particulars - Section-5 (C)(iii) Data sheet(iv) Cable sizing calculation.(v) Internal Test reports & certificates

(v) Quality Assurance Plan.

* - To be submitted with technical offer.

34

.

TECHNICAL PARTICULARS(TO BE FILLED-IN BY THE BIDDER)

SECTION – 5

Sl. No. Description Page

01 UPS SYSTEM 36

02 MCCB PANELS 38

03 XLPE INSULATED POWER CABLE 40

04 BATTERY 41

35

(A) TECHNICAL PARTICULARS FOR 3 X 200 KVA UPS - PARALLEL REDUNDANT (2+1)

Sl.No. Description TO BE FILLED IN BY TENDERER

REMARKS(If Deviation from Tech. Particulars)

1 UPS Technology

2 Make & Model No.

3 Input Power Factor

4 Input THDI

5 Input voltage tolerance

6 Input frequency tolerance

7 Inverter Type

8 Rectifier Type

9 Output voltage distortion at- Linear loads- Non linear loads

10 Crest Factor

11 Phase Displacement-With linear load-With nonlinear load

12 Output Voltage Regulation-Balance Load-Unbalnce Load

13 Output Frequency

14 Rectifier and Charger Rating

15 Inverter Efficiency at rated load

16 UPS -Overload Rating at 110 % -125 % -150 % -

17 UPS PF (Designed)

18 UPS Overall Efficiency at 100% load

36

19 Transient Response at-Dynamic condition-Static condition

20 Recovery Time to Steady State

21 Display Type

22 Load PF Range

23 MTBF

24 Noise Level

25 Communication Protocols

26 Total system losses

27 Recommended operating temperature - UPS- Battery -

28 Protection Class UPS

29 UPS Indications (LCD)/Alarms

30 Output Isolation Transformer (Type and mounting)

31 Switch Over time upon failure of AC power

32 Input /Output side surge suppression

33 Expandability (nos)

34 Battery VAH - (for 15 minutes back-up)

35 Battery Type

36 Battery Isolation

37 No. of Batteries with each UPS

38 Make of Battery

39 UPS panel- Size and Weight

40 Type & size of cable (UPS to Battery)

37

(B) TECHNICAL PARTICULARS FOR 415V MCCB PANELS

Sl. No. Description Quoted Data

1.0 Assembly

1.1 Make

1.2 Type

1.3 Reference standard

1.4 Voltage

1.5 Phase, frequency

1.6 Short circuit rating for 1 sec (KA)

1.7 Insulation level (KV)

1.8 Enclosure

a) Degree of protection

b) Thickness of sheet metal (mm)

2.0 Construction

2.1 Completely compartmentalized

2.2 Working height limits from floor level (mm)

2.3 Minimum clear space required at front for breaker (mm)

2.4 Minimum clear space required at rear (mm)

2.5 Overall dimensions (LxBxH) mm

2.6 Approximate weight (Kg)

3.0 Busbar

3.1 Make

38

Sl. No. Description Quoted Data

3.2 Material & grade


3.4 Cross sectional area

a) Main busbar

b) Vertical busbar

4.0 MCCB

4.1 Make

4.2 Type


5.0 Current transformer

5.1 Make

5.2 Type


5.4 Ratio

5.5 VA rating

5.6 Class

a) Metering CT

6.0 Meter

6.1 Make

6.2 Type


6.4 Size

39

( C ) TECHNICAL PARTICULARSFOR

XLPE POWER CABLES

Sl. No.

Description Quoted Data

1.1 Make & Type :

1.2 Applicable Standards :

1.3 Voltage Grade :

1.4 Maximum conductor temperature

a) Continuous C :

b) Short Time C :

1.5 Conductor

a) Material :

b) Size in mm2 :

1.6 Insulation

a) Material :

b) Thickness (mm) :

1.7 Overall Sheath :

a) Material

b) Thickness (mm) :

1.8 Approximate overall diameter (mm) :

1.9 Standard drum length with tolerance :

1.10 Continues current Rating (A)

a) In Ground

b) In Air

:

40

( D ) TECHNICAL PARTICULARS

FOR BATTERY

Sl. No.

Description Quoted Data

1.0 Battery – Type :

1.1 Make :

1.2 Reference Standard :

1.3 Rated Voltage (V) :

1.4 Battery Capacity in AH at 270C :

1.5 Life Expectancy (Design) :

1.6 Service life :

1.7 Type & No. of cell per battery. :

1.8 Nominal End Cell voltage (V) :

1.9 Number of Batteries per UPS :

1.10 Size of the rack & no. of rack :

1.11 No. of batteries per. rack, total no of racks

:

1.12 Overall dimensions of battery (L x D x H) mm.

:

1.13 Approx. weight of battery (Kg) :

1.14 Battery bank back-up time at rated load (Hr.)

:

1.15 Self Discharge Rate :

1.16 Storage- Temp. (max.& min.) and time

:

41

LIST OF RECOMMENDED MAKES

( CABLES, PANELS & COMPONENTS)

SECTION – 6

42

LIST OF RRECOMMENDED MAKES

S. No. Items Recommended Makes

A. UPS EQUIPMENTS, CABLES & RELATED ITEMS

1. BATTERIES EXIDE/ HBL POWER/ PANASONIC/ GLOBAL YOUASA/AMARARAJA

2. POWER CABLES CCI / GLOSTER / NICCO / UNIVERSAL / RPG (ASIAN) /HAVELLS/ SKYTONE/ CAPCAB /RALLISON

3 415 V MCCB PANEL TRICOLITE / L&T / SCHNEIDER / CONTROL & SWITCHGEAR / SIEMENS / ADVANCE

3. PROTECTION & OTHER RELAYS AREVA / L&T / ABB / SIEMENS

4. MOULDED CASE CIRCUIT BREAKERS

L&T (Desine) / SIEMENS (Sentron) / SCHNEIDER (Compact-N) / ABB

5. FUSE DISCONNECTOR SWITCH / SWITCH FUSE UNITS

L & T / SIEMENS / GE POWER./ ABB/ SCHNEIDER

6. HRC FUSES L & T / SIEMENS / GE POWER. / ABB / SCHNEIDER

7. AMMETER, VOLTMETER AE / MECO / UNIVERSAL / RISHAB / IMP

8. SELECTOR SWITCH, PUSH BUTTON SWITCH / EMERGENCY SWITCH

KAY CEE / L&T / GE POWER CONTROL / SIEMENS / BIL.

9. LED INDICATION LAMPS AE / EASUN / KAY CEE / SIEMENS / VAISHNOV / L&T

10. CT’S AE / KAPPA / UNIVERSAL / KAYCEE / IMP / L&T / MECO / GILBERT & MAXWELL

11. SINGLE PHASING PREVENTOR / OVER LOAD PROTECTION UNIT

L&T / GE POWER / SIEMENS / MINILEC / ABB / SCHNEIDER

12. RELAYS L&T / AREVA / ABB / SIEMENS

43

S. No. Items Recommended Makes

13. CONTACTORS L&T / GE POWER / BIL/ SIEMENS / ABB / TC / SCHNEIDER

14. KWH, PF, FREQUENCY METER AE / L&T / SECURE / HAVELLS/ AREVA/ GENUS

15. PUSH BUTTONS L&T / SIEMENS / BIL/ CON CORD / GE.

16. TIMERS L&T/ BCH / MDS / SIEMENS / GE POWER CONTROL

17. MCB LEGRAND / L&T / SIEMENS / SCHNEIDER-MG

18. DIGITAL METERS, MULTIFUNCTION METER

CONZERV / SECURE / AE / L&T

19. CABLES GLANDS COMET / DOWELL / JAINSON.

20. LUGS & THIMBLES DOWELLS / JAINSON

21. INSULATING MATS. ISI MARKED.

Note : Items which are not covered in the above list shall be supplied subject to approval of make by EPI / CDRI (before procurement)

44

LIST OF DRAWINGS

SECTION – 7

45

List of Drawings

UPS SYSTEM

S.No. Drawing No. Title

1. NI-499-I-001, Rev.00 SINGLE LINE DIAGRAM FOR UPS SYSTEM

2. NI-499-I-002, Rev. 01 LAYOUT FOR UPS AND BATTERY ROOM

46