Download - Section6 Part5rev5 Final
Section IV
Section 6 - Employers Requirements 6-272Section VI. Employers Requirements Part5-13
SECTION VIPART 5TECHNICAL SCHEDULES
TECHNICAL REQUIREMENT AND GUARANTEE SCHEDULE
(A) 33 KV OUTDOOR CIRCUIT BREAKER
( If the Answer to the Deviation Column is YES.Then an explanation shall be provided in the schedule of deviations)
The VCB and CT shall be on one structure
Failure to provide all of the information requested may lead to the rejection of the bid.
Sl NoDescriptionUnitREB
RequirementBidders
Guaranteed ValuesDeviation
(Yes/No)
33 KV CIRCUIT BREAKER (INCOMING/ TRANSFORMER) FEEDER
The VCB and CT shall be on one structure
1Manufacturers Name & CountryRequired
2Manufacturers AddressRequired
3Type Number
--------------------Required
4Maximum Rated voltagekv36
5FrequencyHz50
6Rated Normal CurrentA630
7No of Phases3
8No. of breaks per phaseRequired
9Interrupting mediumVacuum
10Impulse Withstand,kV90
11Short time withstand, 3 sec rmskA25
12Breaking Capacity :
Symmetrical, RMSkA31.5
Asymmetrical, RMSkA
13Short circuit. Making Current, PeakkA62.5
14First phase to clear factor1.5
15Rated transient recovery voltage at 100% rated short cct breaking currentkVPRequired
16Line charging breaking currentsARequired
17Cable charging breaking currentA Required
18Is circuit breaking re-strike free?Y/NYes
19Trip coil currentA
20Trip coil Voltage VDC 110
21Is the circuit breaker trip free?Y/NYes
22Type of Main Contact
---------------------
Materials of Contact surfaces Required
Contact Resistance
Required
23Weight of circuit Breaker unit complete, without operating
mechanism and structureKg.Required
24Wt. of circuit Breaker complete with all fittings as in service.Kg.Required
25Maximum shock load imposed on floor or foundation when
opening under fault conditions
(State compression or tension)NRequired
Operating Particulars :
26Rated Breaking TimeCycle
---------------------
Rated Closing timemS
---------------------ms
msRequired
27Maximum Arc duration of any duty cycle of IEC 56-2msRequired
28Rated Operating Sequence0-0.3sec-CO-3min-CORequired
29Rated voltage of spring winding motor for closing.V240 AC
30Spring winding motor currentARequired
31Closing release coil currentARequired
32Closing release coil voltageV110 DC
33Minimum clearance in air :
Between phasesmm370
Phases to earthmm325
Across circuit breaker polesmm
Live conductor to ground levelmm
Live insulator to ground levelmm
34Material of Tank or ChamberRequired
35Material of Moving Contact tension rod.Required
36Period of time, equipment has been in serviceYears2
37Period of time, equipment has been under manufactureYears5
38No. of tripping coilNos.2
39Creepage distance (minimum)kv/ mm25
40Life of InterrupterYearsRequired
41Pressure in vacuum tube for VCB,Bar
Guaranteed Number of Operation
For CB without maintenance:
At rated current switchingNos.
At short circuit current switchingNos.100
42All current carrying parts of CB shall be made ofCopper
43Number of spare auxiliary contacts ( NO + NC)Nos.4+4
TECHNICAL REQUIREMENT AND GUARANTEE SCHEDULE
(B) 11 KV AIR INSULATED FEEDER AND ACR
( If the Answer to the Deviation Column is YES.Then an explanation shall be provided in the schedule of deviations)
The VCB and CT shall be on one structure
Failure to provide all of the information requested may lead to the rejection of the bid.Sl NoDescriptionUnitREB
RequirementBidders
Guaranteed ValuesDeviation (Yes/No)
INCOMING FEEDER EQUIPMENT UNITS
1Bus bar :
MaterialCopper
Cross Sectionmm2Required
2Applied standardRequired
3Rated nominal voltagekV11
4Rated maximum voltagekV12
5Rated current for main busA1250
6Rated short time currentkA25
7Short time current rated durationSec.3
LINE FEEDER EQUIPMENT UNITS
8Automatic Circuit Recloser (ACR)
Applied StanderdRequired
Rated voltage(max)kV15
Rated currentA630
Rated short circuit breaking currentkA/sec16/3
Rated short circuit making currentkA31
Number of phases3
Rated breaking timecycle5
Opening timemsec.Required
Closing timemsec.Required
Operating curvesRequired
Control voltageV240 V AC
Interrupting chamberVacuum
9Rated frequency Hz50
10Withstand Voltage
AC withstand voltage 1 min. dry kV 28
Basic Impulse levelkV110
11ACR disconnect Switch
Standard :Required
TypeRequired
Rated Voltage(max)kV15
Rated currentA630
Number of Pole1
12ACR bypass Switch :
Standard :Required
TypeRequired
Rated Voltage(max)kV15
Rated currentA630
Number of Pole1
13Dimension and weight(ACR) :
HeightmmRequired
WidthmmRequired
DepthmmRequired
Weight including circuit breakerKg.Required
11 k VOLTAGE TRANSFORMER UNITS
14Voltage Transformer :
Number of phase1
Rated primary voltagekV11/(3
Rated secondary voltageV 110/(3
Rated burden, SecondaryVA50
Accuracy class0.2
15Power Fuse :
Rated voltage kV12
Rated currentA100
Rated short Ckt. breaking currentkA25
16Dimension and Weight :
Height mmRequired
WidthmmRequired
DepthmmRequired
Wt. including voltage transformerKg.Required
17Degree of Protection
EnclosureIP3X
HV Compartment
IP65
LV Compartment
IP40
18Insulation LevelkVRequired
19 a. Multifunction Meter
Manufacturer
b. Current Transformer
Ratio
Required
Required
20Period of time, equipment has been in serviceYears2
21Period of time, equipment has been under manufactureYears5
TECHNICAL EQUIREMENT AND GUARANTEE SCHEDULE(C) 11 kV SWITCHGEAR PANELS AND CONTROL EQUIPMENT
( If the Answer to the Deviation Column is YES.Then an explanation shall be provided in the schedule of deviations)
Failure to provide all of the information requested may lead to the rejection of the bid.Sl NoDescriptionUnitREB
RequirementBidders
Guaranteed ValuesDeviation(Yes/No)
Line Feeder Switchgear unit
1.Metalclad SwitchgearRequired
2.Arc fault ContainmentRequired
3.Manufacturers Name & AddressRequired
4.Applied standardRequired
Type of insulationAir
5.Rated nominal voltage
kV11
6.Rated VoltagekV12
7.Rated current for main busA630
8.Rated short time currentkA25
9.Short time current rated durationsec3
10.Circuit Breaker :
TypeVacuum CB
Rated VoltagekV12
Rated CurrentA630
Rated short Ckt. breaking currentkA25
Rated short Ckt. making currentkA62.5
Rated breaking timeCycle5
Opening timeSecRequired
Closing timeSec.Required
Rated operating sequence0-0.3sec-CO-3min-CORequired
Minimum number of operations at rated short circuit current without maintenanceNo.100
Arc fault withstand capabiltyIAC(IEC 62271-200)
Motor Spring charged operating Mechanism:Yes
Manufacturer type designationRequired
Rated voltage closing coil/tripping coilsVDC 110
Rated voltage of motorVDC 110
Number of tripping coils/power consumptiuonNo./W1/W
Number of closing coils/power consumptiuonNo./W1/W
Number of spare auxiliary contacts NO+NC)No.4+4
11.Current Transformer :
Rated VoltagekV12
Accuracy class, Metering0.2
Accuracy class, Protection5P10
Rated current ratioA200-100/5,5
BurdenVA30
12.Rated frequency
Hz50
13.Insulation level
AC withstand voltage 1 min. drykV28
Impulse withstand, full wavekV75
14.Degree of Protection
EnclosureIP4XRequired
HV CompartmentIP65Required
LV CompartmentIP40Required
15.Earthing Switch :
Type
Short Time Current, 3 Secs.kA25
16.Bus bar :
MaterialCopperRequired
Cross Sectionmm2Required
17.Dimension and Weight
HeightmmRequired
WidthmmRequired
DepthmmRequired
Weight including Circuit BreakerKg.Required
Voltage Transformer Switchgear units
18.Manufacturers Name & AddressRequired
19.Busbar:
MaterialCopper
Cross Sectionmm2Required
20.Rated nominal voltagekV11
21.Rated voltagekV12
22.Rated current for main busA1250
23.Rated short time currentkA25
24.Short time current rated durationsec3
25.Voltage Transformer:
Rated primary voltageV11/(3
Rated secondary voltageV110/(3
Rated burden, SecondaryVA50
Accuracy class0.2
26.Power Fuse:
Rated voltagekV12
Rated currentA10
Rated short circuit breaking currentkA25
27.Insulation level
AC withstand voltage 1 min. drykV28
Impulse withstand, full wavekV75
28.Degree of Protection
EnclosureIP4XRequired
HV CompartmentIP65Required
LV CompartmentIP40Required
29.Dimension and Weight
HeightmmRequired
WidthmmRequired
DepthmmRequired
Weight including Circuit BreakerKg.Required
30 11kV Isolator
Rated Voltage & FrequencykV/Hz11, 50
Maximum Contineous voltagekV12
Rated CurrentA1250
Rated Short time current (1 sec)kA25
Impulse withstand voltagekV75
Power Frequency withstand voltage(1 min)kV28
30Period of time, equipment has been in serviceYears2
31Period of time, equipment has been under manufactureYears5
TECHNICAL REQUIREMENT AND GUARANTEE SCHEDULE(D) 33 kV POTENTIAL TRANSFORMER( If the Answer to the Deviation Column is YES.Then an explanation shall be provided in the schedule of deviations)Failure to provide all of the information requested may lead to the rejection of the bid.SI NoDescriptionUnitREB
RequirementBidders
Guaranteed ValuesDeviation (Yes/No)
1Name of the ManufacturerRequired
2Type & Model NoRequired
3Nominal System VoltagekV33
4Heights System VoltagekV36
5Rated Primary VoltagekV33/(3
6Rated secondary Voltage and Tertiary voltageV110/(3
110/3
7Impulse withstand voltage (1.2/50 micro sec.)kV170
8Power frequency withstand voltagekV70
9Period of time, equipment has been in serviceYears2
10Period of time, equipment has been under manufactureYears5
11Burden/Class
a) Metering windingVA50VA /Class 0.2
TECHNICAL REQUIREMENT AND GUARANTEE SCHEDULE(E) 33 kV CURRENT TRANSFORMERS( If the Answer to the Deviation Column is YES.Then an explanation shall be provided in the schedule of deviations)
Failure to provide all of the information requested may lead to the rejection of the bid.SI NoDescriptionUnitREB
RequirementBidders
Guaranteed ValuesDeviationYes/No
1Name of the ManufacturerRequired
2Type & Model NoRequired
3Voltage-Maximum (Cont.) kV/Hz36
ContinuouskV33
4FrequencyHz50
5Impulse withstand voltagekV170
6Power frequency withstand voltage (1 min.)kV70
7C.T. Ratio
a) Incoming300/150/5-5A
8Number of core--2
9Rated output & accuracy
Incoming
a) core-1 (meas)30VA, 0.2 FS5
b) core-2 (prot)30VA, class, 5P10
10WidthmmRequired
11LengthmmRequired
12Total creep age distancemmRequired
13Short Circuit Current rating (3 sec)kA25
14Total weight of one single phase unit.Kg
15Period of time, equipment has been in serviceYears2
16Period of time, equipment has been under manufactureYears5
TECHNICAL REQUIREMENT AND GUARANTEE SCHEDULE(F) 33 kV SURGE ARRESTER
( If the Answer to the Deviation Column is YES.Then an explanation shall be provided in the schedule of deviations)
Failure to provide all of the information requested may lead to the rejection of the bid.Sl
NoDescriptionUnitREB
RequirementBidders
Guaranteed ValuesDeviation
Yes/No
33 KV SURGE ARRESTER
1.Manufacturers Name & AddressRequired
2.Class of diverter to IEC 99-4Heavy duty, ZnO
3.Rated voltage (RMS)kV30
4.Rated currentkA10
5.Neutral connectionEffectively earthed
6.Power frequency withstand voltage of housing:
Dry :kV70 (RMS)
Impulse: kV170
7.Lighting impulse residual voltagekV100 peak
8.Steep current impulse residual voltage at 10 kA or 1 S front timekV110
9.Pressure relief device fitted?
Y/NRequired
10.Leakage current at rated voltageARequired
11.Minimum reset voltageVRequired
12.Total creepage distancemmRequired
13.Surge monitor Required
14Period of time, equipment has been in serviceYears2
15Period of time, equipment has been under manufactureYears5
16Connecting Lead from LA terminal to surge monitor:Shall be Insulated 16 mm2 copper cable
17Overall dimension and Weight :
HeightmmRequired
DiametermmRequired
Total weight of arresterKg.Required
HeightmmRequired
TECHNICAL REQUIREMENT AND GUARANTEE SCHEDULE(G) 11 kV SURGE ARRESTER
( If the Answer to the Deviation Column is YES.Then an explanation shall be provided in the schedule of deviations)
Failure to provide all of the information requested may lead to the rejection of the bid.SI NoDescriptionUnitREB
RequirementBidders
Guaranteed ValuesDeviation
Yes/No
11 KV SURGE ARRESTER
1.Manufacturers Name & AddressRequired
2.Class of diverter to IEC 99-4Heavy duty, ZnO
3.Rated voltage (RMS)kV10
4.Rated currentkA10
5.Neutral connectionEffectively earthed
6.Power frequency withstand voltage of housing:Required
Dry :kV28(RMS)
Impulse: kV70
7.Lighting impulse residual voltagekVRequired
8.Steep current impulse residual voltage at 10 kA or 1 S front timekVRequired
9.Pressure relief device fitted?
Y/NRequired
10.Leakage current at rated voltageARequired
11.Minimum reset voltageVRequired
12.Total creepage distancemmRequired
13.Surge monitor To be provided
14.Connecting Lead from LA terminal to surge monitor:Shall be Insulated 16 mm2 copper cable
15.Period of time, equipment has been in serviceYears2
16.Period of time, equipment has been under manufactureYears5
17.Overall dimension and Weight :
HeightmmRequired
DiametermmRequired
Total weight of arresterKg.Required
HeightmmRequired
TECHNICAL REQUIREMENT AND GUARANTEE SCHEDULE (H) 11kV CABLES AND CABLE ACCESSORIES( If the Answer to the Deviation Column is YES.Then an explanation shall be provided in the schedule of deviations)
Failure to provide all of the information requested may lead to the rejection of the bid.SI NoDescriptionUnitREB
RequirementBidders
Guaranteed ValuesDeviation
Yes/No
11 KV Cables
1.Manufacturers name & addressRequired
2.TypeXLPE
3.Applied StandardRequired
4.Rated frequencyHz50
5.Rated voltagekV10
System voltagekV11
Maximum system voltagekV12
6.Number of cores x Core area1C, 185 mm2
7.Type of phase conductorCompact, Round
8.Material of phase conductorCopper
9.Conductor screen materialSemi conducting PE
10.Screen nominal thicknessmm0.6
11.Type of curingDry Curing
12.Rated current (As per IEC Std.)Required
Ambient temperature (30oC)ARequired
Max. conductor temperature (90oC)ARequired
13.Insulation resistance, +25oC/KmRequired
14.CapacitanceF/KmRequired
15.Type of insulating materialXLPE
16.Dimensions:
Diameter of each strandmmRequired
Diameter of conductormmRequired
Thickness of insulationmmRequired
Thickness of inner sheathmmRequired
Thickness of outer sheathmmRequired
Overall diametermmRequired
17.Approximate weight
Kg./KmRequired
18.Max. conductor resistance, +25oC/Km
19.Power frequency withstand voltagekV15
20.Impulse withstand voltagekV75
21Period of time, equipment has been in serviceYears2
22Period of time, equipment has been under manufactureYears5
23.Drum:Steel
TypeRequired
DiametermmRequired
Cable length/DrumMRequired
24.KIT CONTENT (OUT DOOR)
Termination jointing kit for 11kV XLPE cables 1C, 185 mm2Required
Copper conductor (Outdoor)Required
Heat shrinkable high voltage insulation and non-tracking tubing.Required
Heat shrinkable stress control tubing.Required
Stress relieving mastic strip.Required
Track resistant sealant tape.Required
Heat shrinkable track resistant rain skirtRequired
Support Insulator.Required
Cable preparation Kit.Required
Solderless earth connection KitRequired
Compression lugsRequired
Support Insulators Tee bracketsRequired
Installation Instructions.Required
25.KIT CONTENT (INDOOR):
Termination jointing kit for 11kV XLPE cables 1C, 185 mm2Required
Copper conductor (Indoor)Required
Totally Insulated panel termination type, complete in all respect as suitable for switchgear, plug-in Type.Required
TECHNICAL REQUIREMENT AND GUARANTEE SCHEDULE (I) 33 kV ISOLATOR /EARTH SWITCH( If the Answer to the Deviation Column is YES.Then an explanation shall be provided in the schedule of deviations)Failure to provide all of the information requested may lead to the rejection of the bid.DescriptionUnitREB
RequirementBidders
Guaranteed ValuesDeviationYes/No
1. Name of the manufacturerRequired
2. Switch Type & Model Required
3. Rated Voltage & FrequencykV/Hz33, 50
4. Maximum Continuous voltagekV36
5. Rated CurrentA630
6. Rated Short time current (1 sec)kA25
7. Impulse withstand voltagekV170
8. Power Frequency withstand voltage(1 min)kV70
9.Creepage Distance mmRequired
10. Dimension of the supporting steel
structure Required
Height mmRequired
Width mmRequired
Length mmRequired
11. Weight of the phase unitskgRequired
12. Phase center distance mmRequired
13. Period of time, equipment has been in serviceYears2
14. Period of time, equipment has been under manufactureYears5
15. Earth SwitchRequired
ManufacturerRequired
Country of ManufactureRequired
Manufacturer type designationRequired
Reference StandardRequired
Number of years disconnector type in serviceRequired
Nominal system VoltagekV33
Highest system voltagekV36
FrequencyHz50
Rated currentA1250
Type of operating mechanismHand
TECHNICAL REQUIREMENT AND GUARANTEE SCHEDULE (J) 11 kV ISOLATOR
( If the Answer to the Deviation Column is YES.Then an explanation shall be provided in the schedule of deviations)
Failure to provide all of the information requested may lead to the rejection of the bid.DescriptionUnitREB
RequirementBidders
Guaranteed ValuesDeviationYes/No
1. Name of the manufacturerRequired
2. Switch Type & Model Required
3. Rated Voltage & FrequencykV/Hzs11, 50
4. Maximum Continuous voltagekV12
5. Rated CurrentA1250
6. Rated Short time current (1 sec)kA25
7. Impulse withstand voltagekV75
8. Power Frequency withstand voltage(1 min)kV28
9.Creepage Distance mmRequired
10. Dimension of the supporting steel
structure Required
Height mmRequired
Width mmRequired
Length mmRequired
11. Weight of the phase unitskgRequired
12. Phase center distance mmRequired
13.Period of time, equipment has been in serviceYears2
14.Period of time, equipment has been under manufactureYears5
TECHNICAL REQUIREMENT AND GUARANTEE SCHEDULE (K) 33 kV, DOUBLE BREAK SWITCHED FUSE
(If the Answer to the Deviation Column is YES.Then an explanation shall be provided in the schedule of deviations)
Failure to provide all of the information requested may lead to the rejection of the bid.DescriptionUnitREB
RequirementBidders
Guaranteed ValuesDeviationYes/No
1. Name of the manufacturerRequired
2. Switch Type & Model Dual BreakRequired
3. Rated Voltage & FrequencykV/Hzs33, 50
4. Maximum Continuous voltagekV36
5. Rated CurrentA630
6. Rated Short time current (1 sec)kA25
7. Impulse withstand voltagekV170
8. Power Frequency withstand voltage(1 min)kV70
9. Fuse TypeRequired
10. Fuse RatingA630
11.Creepage Distance mmRequired
12. Dimension of the supporting steel structure Required
Height mmRequired
Width mmRequired
Length mmRequired
13. Weight of the phase unitskgRequired
14. Phase center distance mmRequired
15.Period of time, equipment has been in serviceYears2
16.Period of time, equipment has been under manufactureYears5
TECHNICAL REQUIREMENT AND GUARANTEE SCHEDULE (L) 33/11.55 kV 5/6.25MVA POWER TRANSFORMERS
( If the Answer to the Deviation Column is YES.Then an explanation shall be provided in the schedule of deviations)
Failure to provide all of the information requested may lead to the rejection of the bid.DescriptionUnitREB
RequirementBidders
Guaranteed ValuesDeviationYes/No
1. Manufacturers NameRequired
2. Manufacturers AddressRequired
3. Applied StandardRequired
4. TypeOutdoorOil immersed
5. (a)Rated Power
MVAONAN/ONAF 5/6.25 MVA
(b) Overload CapabilityIn accordance with IEC 603564
6. Number of PhaseThree
7. Rated Voltage, Phase to Phase
High Voltage windingkV33
Low Voltage windingkV11.55
8.Rated frequencyHz50--------------------
Hz50
9. Rated insulation level
a) Impulse withstand, full wave
High voltage windingkV170
Low voltage windingkV75
Neutral sideFull insulation
(b) AC withstand voltage
High voltage windingkV70
Low voltage windingkV28
10. Vector Diagram (IEC 76-4)Dyn-11Required
11. Type of Cooling, 10/12.5 MVAONAN /ONAFRequired
12. On load Tap changer (MR Germany or ABB ) with Vacuum SwitchesRequired
TypeRequired
Rated tapkV33
Tap range%- 6 to +15
Numbers of tapTaps15
Tap step%1.5
Location of tapPrimary side
Rated short time currentkARequired
Oil volumeLitreRequired
Duration of one step changesecRequired
Motor ratingkW
13. Impedance voltage at 75o C and at nominal ratio and 100% rated power at principal tap7%Required
14.Temperature rise at rated power (Max. ambient temperature: 40o C)Required
Oil by thermometer deg. C.60
Winding by resistance measurement.deg. C.65
16.Transformer core: Type of core, Max. flux density At nominal voltage
--------------------Tesla1.9
17. Transformer bushings
(a) H.V. Bushing
Voltage classRequired
Cantilever strengthRequired
Transformer bushing HV CTRequired
- Currrent RatioA100/5
- Rated burdenVA30
- AccuracyClass 5P10
18. ConservatorRequired
19. Auxiliary circuit voltage for fan, etc, 3phase 4wireV415/240 AC
20. Control Voltage V110 DC
21. Sound level (IEC 60551)
ONAN(0.3m)dBRequired
ONAF (2m)dB