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| 1 | Supplying, Installation, Testing & Commissioning of indoor type floor mounted metal clad, 11 KV VCB panel totally enclosed & fully interlocked, horizontal drawout, horizontal/ vertical isolation floor rolling type breaker as per IS 13118, IEC-62271-100 & 62271-200 & 60694, as amended up to date and additional specifications, having capacities as mentioned below, single break, trip free mechanism, Elecrically charged and auto/manually closing breaker suitable for use on 11 KV, 3 Phase, 50 Hz A.C. supply with short circuit fault level of 500 MVA, rated Short circuit breaking capacity of 26.3 KA for 3 sec and internal arc fault withstand capacity of 26.3 KA for min. 1 sec complete with self contained, fully interlocked, rack in and rack out mechanism, air insulated but encapsulated copper bus bars of 800 Amps capacity, breaker featured with mechanical ON/OFF indicator with hand trip device, spring release coil, shunt trip coil and auxiliary switch of 4 NO+4 NC and equipped with following switchgears and accessories i/c connections suitable for 3 core x 240 sq. mm. XLPE 11 KV cable (cable entry from rear bottom) end termination with heat shrinkable jointing material etc. as required.Note :(i) The Panel Board shall be OEM made only. Franchise made MV Switchboards shall not be accepted.(ii) Cost of end termination not included in this item.(iii) Panel shall be type tested from NABL accredited labs like CPRI/ ERDA etc. i/c Seismic Compliance Zone-IV and should be internal are tested AFLR (Front, Lateral, rear) protections as per IEC 62271-200.INCOMER SWITCHGEAR PANELa) 1 No. 800 Amp. VCB, 500 MVA, 26.3 KA/3 sec.b) Spring charged motor - 230 V ACc) 1 No. – withdrawal type 11 KV / 110 Volts three phase PT of Class 0.5 OR 1.0 accuracy for metering, class 5P10 for protection.and 100 VA burden with associated encapsulated HRC fuses for primary isolation, space heater with 1 No. caliberated intelligent multifunction digital panel meter of 0.5 accuracy with multiline display with communication interface port RS485 for giving output on BECNET/ MODBUS protocol of IBMS for recording V, A, KVA, KVAR, KW, KWhr, pf etc. complete with wiring connections etc. as required at site. d) 1 No. – (0-300 A) Ammeter, digital type with selector switch.e) 1 No. – Microprocessor based numerical relay with O/L, E/F and S/C protection.f) 1 No. – Set of dual core dual ratio 3 CTs 150/75/5/5 A of 15 VA burden and accuracy Class – 1.0 for metering and class 5P10 for protection.g) Trip circuit supervision relay.h) Control switchi) Indication lamps for ON, OFF, TCH, Auto trip, R,Y,B indication, spring charging.j) space Heaterk) Digital multi function meter , 96 X 96 mm with operation on MODBUS/ TCP-IP protocol.l) Emergency push button.m) 1 set of surge arrestors as per OEM recommendation.n) Earth switch with making capacity for cable side earthing.OUTGOING SWITCHGEAR PANELa) 2 Nos. 800 Amp. VCB, 500 MVA, 26.3 KA/3 sec.b) Spring charged motor - 230 V ACc) 2 Nos. – (0-100 A) Ammeter, digital type with selector switch.d) 2 Nos. – Microprocessor based numerical relays with O/L, E/F & S/C protections.e) 2 sets – Set of dual core dual ratio 3 CTs 60/30/5/5 A of 15 VA burden and accuracy Class – 1.0 for metering and class 5P10 for protection.f) Trip circuit supervision relay.g) Control switchh) Indication lamps for ON, OFF, TCH, Auto trip, R,Y,B indication, spring charging, push buttons, space heater with thermostatcomplete with all standard accessories for each outgoing as required at site.i) Hooterj) Digital multi function meter , 96 X 96 mm with operation on MODBUS/ TCP-IP protocolk) Emergency push button.l) 1 set of surge arrestors as per OEM recommendationm) Earth switch with making capacity for cable side earthingn) Auxillary relays for protection of chilers.o) 8 way alarm annunciator window.p) Power pack with 220 Volt AC input & 24 Volt DC continuous output suitable for closing/ tripping/ indication of HT panel board with 2 Nos. 12 Volts each maintenance free batteries of 100 AH each for all 3 panels ( 1 I/C +2 O/G), charging unit, capacitor bank for emergency delivering for trip system complete with suitable capacity of Ammeter & Voltmeter i/c connections with 2.5 sq. mm FRLS insulated copper conductor cable etc. as required.q) All necessary items required for completion of panel like MCBs, DBs etc. shall be provided alongwith the panel.etc complete as required. |
| 2 | Supplying, installation, testing and commissioning of 800 KVA capacity (continuous loading) level 2 rated (Corresponding Level as per BIS amended upto date of receipt of tender) , 11/0.433 KV step down, 3 Phase, 50 Hz, Dyn 11 vector group, ONAN (Oil Natural Air Natural) copper wound transformer (Electrolytic grade 99.9% pure copper, Core made of first grade Cold Rolled Grain Oriented (CRGO) Core grade MOH or better, suitable for out door/indoor applications with On Load Tap Changer (OLTC) on HV side having AVR relay and Remote Tap Changer Control (RTCC) for automatic sensing of incoming voltage, automatic operation of OLTC and facility for remote and manual operation of OLTC HV side in range of +5% to -15% in steps of 2.5%, having cable end boxes on HV side suitable for 3x300 sqmm XLPE cable of 11 KV grade, including bus trunking / LT Cable 1.1 KV grade on LV side including supplying and laying of copper conductor multicore control cable from transformer to HT breaker/panel for safety tripping, complete with all accessories and safety provisions as per relevant IS Code including first filling of filtered dehydrated oil, i/c supplying and grouting of suitable M.S. Channel with all accessories and transformer shall be confirming to IS : 2026 (Part 1 to Part 5), IS : 1180 and as per CPWD specifications complete in all respects etc as required at site. The maximum flux density in any part of the core and yoke at rated voltage and frequency shall be such that the flux density with + 12.5 percent combined voltage and frequency variation from rated voltage and frequency does not exceed 1.9 Tesla. The permissible temperature-rise shall not exceed 35 0C for oil and 40 0C up to 200 KVA and 40 0C for oil and 45 0C for above 200 KVA for winding. Inside of tank shall be painted with varnish or liquid resistant paint. For external surfaces one coat of thermo setting powder paint or one coat of epoxy primer followed by two coats of polyurethane base paint shall be used. IS: 1180 (Part 3) shall be referred to for paint thickness for normal to medium corrosive atmosphere. For highly polluted atmosphere and special application external paint work shall be as per direction of Engineer-in-Charge. Design ambient condition: a) air temperature 50 0C, b) Relative Humidity 90 % Max, c) Seismic Zone as per location of site, d) Altitude as per location/site. Noise level Shall not exceed limits as per NEMA TR-1 with all accessories running measured as per IEC 551 / NEMA standard. The transformer should have QR code which should contain drawing, test report OEM manual, Geo- Tag of manufacturing location etc. Marking Each transformer shall be provided with rating plate made of anodized aluminium/ stainless steel material securely fixed on the outer body, easily accessible, as per IS: 1180 Part-3. The entries on the rating plate shall be indelibly marked. Fitting and Accessories : The following fittings shall be provided:- a) Two earthing terminals with the earthing symbol b) Oil level gauge indicating oil level at minimum, 30°C and maximum operating temperature; c) Air release device (for non-sealed type transformers) d) Rating and terminal marking plates; e) Silica gel breather f) Drain-cum-sampling valve (¾″ nominal size thread, IS 554) preferably steel with plug for three phase transformers; g) Thermometer pocket with cap; h) Oil filling holes having (1¼″ nominal size thread) with cover (for sealed type transformers without conservator); i) Lifting lugs for the complete transformer as well as for core and winding assembly; j) Pressure relief device or explosion vent above 200 kVA; k) One filter valve on the upper side of the tank (for transformers above 200 kVA); l) Unidirectional flat rollers (for transformers above 200 kVA); m) Inspection hole (for transformers above 200 kVA); n) HV side neutral grounding strip (where one of the HV bushing terminal is connected to earth); o) Buchholz relay for transformers above 800 kVA. p) Arcing horns or suitable rating lightning arrestors for HT side – 3 Nos. q) Bird guard; r) Oiltemperature indicator and winding temperature indicators for transformers above 200 kVA with suitable tripping mechanism abovepermissible limit s) Jacking pads (for transformer above 1 600 kVA); t) Additional Neutral separately brought out on bushing for earthing. u) Magnetic oil level gauge (for transformer above 1600 kVA) with low oil level alarm contact; v) Non return valve (for conducting pressure test); w) Pressure relief device or explosion vent x). Monogram Plate y) Inspection cover z). Detachable type radiators with top and bottom shutoff valve. aa) Oil Conservator with Oil level indicator, minimum level marking and drain plug for all transformers of capacity 50 KVA and above. bb) Necessary hardware, clamps, lugs etc. for termination on HV/MV etc. for all transformers. |
| 3 | Sub Head II - HT CableSupply of 11 KV 3 core x 240 sq mm Stranded Compact Circular Aluminium Conductor, Conductor Screen With Extruded Semi Conducting Compound, XLPE Insulated, Insulation Screening with extruded Semi Conducting Compound in combination with Copper Tape, cores laid up, innersheath of PVC tape, galvanised flat steel strip armoured and overall PVC Sheathed Cable conforming to IS: 1554 (Part-2) 1988 amended upto date. Cross linked polyethylene (XLPE) insulated, PVC sheathed conforming to IS: 7098 (Part-2) -1985, 2011 (Reaffirmed 2021) amended upto date. 3C X 240 Sq mm |
| 4 | Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 11 kV grade of following size in the existing RCC / HUME/ METAL pipe as required.Above 120 sq. mm and upto 400 sq. mm |
| 5 | Supplying and making indoor cable end jointing with cast resin compound, including lugs and other jointing materials, for following size of 3 core, XLPE aluminium conductor cable of 11KV grade as required : 240 Sq mm |
| 6 | Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 11 KV grade of following size in the existing masonry open duct as required. Above 120 sq. mm and upto 400 sq. mm |
| 7 | Supplying and making outdoor cable end jointing with cast resin compound, including lugs and other jointing materials, for following size of 3 core, XLPE aluminium conductor cable of 11 KV grade as required :240 Sq mm |
| 8 | Sub Head III -LT PANEL AND APFC PANELMain LT Panel Supply, Installation, testing & commissioning of dust damp and vermin proof factory built modular bolted construction extendable type PLC BASED AUTO SYNCHRONISING, AUTO LOAD TRANSFER, AUTO LOAD SHARING, AUTO LOAD BALANCING Main LT panel suitable for 415 V, 3 Phase, 4 wire 50 Hz. AC supply system fabricated in compartmentalized design from CRCA sheet steel of 2mm thick for frame work and covers, doors of 1.6 mm thick sheet & 3mm thick for glands plates having 4B segregation and IP 42 protection i/c cleaning and finishing complete with 9 tank process for powder coating of approved shade &color, short circuit withstand capacity of 31 MVA for 1 Sec. bottom base channel of MS Section not less than 75mm x 50mm x 5mm thick, fabrication shall be done in transportable sections, entire panel shall have a common aluminum earth bar of size 50mm x 6mm at the rear with 2 Nos. earth stud, solid connections from main bus bar to switch gears with required size of Al. bus bars and control wiring with 2.5 Sq mm. FRLS PVC insulated copper conductor S/C cable, cable alleys, cable gland plates in two half having knock outs for cable glands of required size. Panels shall be suitable for 415V, 3-phase, 4-wire, 50Hz supply system and with 20% spare space, lifting hooks shall also be provided in case of large panels. (Panel shall be as per IS/ IEC 61439 (part 1 & 2) type tested from NABL accredited labs like CPRI/ ERDA etc. i/c. Seismic Compliance Zone-IV and should be internal arc tested at 50KA for 0.1-0.5 sec. as per IEC 61641. Panel should also have minimum mechanical impact strength of IK09 as per IEC 62262)All ACBs should have Ics=Icu=Icw for 1 secAll MCCBs shall be rating for 50kA (Ics=Icu). All MCCBs above 63A should be provided with Copper Spreader TerminalsApproval shall be taken for each panel before fabrication. Galvanized hardwares with zinc passivation shall be used in fabrication of panels. Panel Vendor shall coordinate with the Main Electrical Contractor .Surge suppressor of 36 KA shall be provided between phase to neutral and neutral to earth at each bus section.All MCCBs will have adjustable microprocessor O/L, S/C & inbuilt E/F protections.All outgoings shall be rating for 50kA (Ics=Icu for 1 sec)Set of RYB phase indicating lamps with control MCBs on each outgoing to be provided. Each backed up with 2A MCB.ACB outgoing shall be provided with Trip lamp also. All Multifunction meters are suitable (Transformer shall be provided with suitable ratio CL-1, 15VA Cast resin CTs.All outgoings shall be provided with multifunction meters of 3-phase, with all functions with RS 485 communication port. Cable entry suitable from top and bottomDLP Gas flooding system using heat detection tube for complete LT Panel including Gas, Gasbank, tubes , LP Switch, Master control unit, associated piping network, actuators, valves etc complete as required.Interlocking between transformer and bus-couplers feeders shall be provided to avoid Paralleling power supply of Discom.Details:(i) Incoming From Transformer's (2 Nos. 800 KVA) Incomer feeder - 2 Nos. a) 1250 A, 4P, 50 KA Air Circuit Breaker Horizontal drawout type of fault breaking capacity 50KA (Ics=lcu =Icw for 1 sec) upto 690V) Electrical Draw Out Motorized operated, fitted with interlocked door, automatic safety shutters, mechanical ON/OFF and service/ test/isolated position indicators and frame earthing contact, conforming to IS-13947-2 1993 as amended up-to-date complete with following accessories for each ACB - 2 Nos. b) Independent Electrical / manual spring closing mechanism - I No. c) Microprocessor release (EMI & EMC certified) for over current, earth fault & short circuit protection - I set. d) calibrated Intelligent multifunction digital panel meters of class 0.5S accuracy with communication interface port RS 485 for recording Voltage (Between Phases and between each phase and neutral), Current (In each Phase and neutral), KVA, KW, KWhr, KVAR, pf, 64 samples/cycle, Total harmonic distortion, with suitable rating CTs etc. complete with wiring , connections etc. 3 Nos. Phase indication LED lamps with 2 Amp back up MCB, breaker 'ON/OFF' indicating light with 2A MCB, test terminal block set, circuits as per standard practice, auxiliary contacts for positive interlocking of the breakers as required. Shunt trip coil 220V A.C. 27-Undervoltage with definite time relay - 1 No1 No. DC under voltage trip relay(ii) Bus coupler 1250 Amp 4 pole ACB - 1 set.a)Air Circuit Breaker Horizontal drawout type of fault breaking capacity 36KA (Ics=lcu =Icw) upto 433V) Electrical Draw Out Motorised operated, fitted with interlocked door, automatic safety shutters, mechanical ON/OFF and service/ test/isolated position indicators and frame earthing contact, conforming to IS-13947-2 1993 as amended up-to-date complete with following accessories for each ACB 1 no. b) Independent Electrical / manual spring closing mechanism - I No. c) 3 Nos. Phase indication LED lamps with 2 Amp back up MCB, breaker 'ON/ OFF' indicating light with 2A MCB, test terminal block set, circuits as per standard practice, auxiliary contacts for positive interlocking of the breakers as required. Bus coupler shall have equipped with the following:Shunt trip coil 220V A.C. Breaker Control Switch - 16A (MCB 10 KA)(iii) Bus Bar1600 Amps capacity TPN aluminium extensible type main bus bars of minimum of (As per capacity of corresponding incoming / Bus couplers), and auxiliary bus bar of suitable capacity with heat shrinkable coloured sleeves and i/c DMC/ SMC bus bars supports at required intervals complete for cross section, size supports & their spacing etc. for withstanding fault level of 35 MVA for 1 Sec. (N=50%)(iv) Outgoings:-All Microprocessor based release ACB/ MCCB of following capacity and rating, 36 KA (Ics=Icu= 100% upto 690 V) with 3 phase 4 wire dual source type Multifunction meter of class 0.5S accuracy with communication interface port RS 485 for recording V-V (Between Phases and between each phase and neutral ), current ( In each Phase and neutral), KVA, KW, KWhr, KVAR, pf, 64 samples/cycle, Total harmonic distortion, with suitable rating CTs etc. complete with wiring , connections etc. 800 A 36 KA, 4P ACB - 2 Nos. (essential panel +1 no spare)630 A 36 KA 4P MCCB=2 nos (for capacitor panel)400 A 36 KA, 4P MCCB - 1 Nos. ( for non essential panel)All Thermal magnetic based release MCCB of following capacity and rating, 36 KA (Ics=Icu= 100% upto 690 V) with 3 phase 4 wire dual source type Multifunction meter of class 0.5S accuracy with communication interface port RS 485 for recording V-V ( Between Phases and between each phase and neutral ), current ( In each Phase and neutral), KVA, KW, KWhr, KVAR, pf, 64 samples/cycle, Total harmonic distortion, with suitable rating CTs etc. complete with wiring , connections etc. 250 A 36 KA, 4P MCCB - 2 Nos. 160 A 36 KA 4P MCCB - 2 Nos. 63 A 36 KA 4P MCCB - 1Nos. Interlocking:Electrical Interlocking through advance contacts/ contactors in MCCB/ ACB's (Incomers & Bus couplers) should be provided to ensure that only one supply is available at a time on each section of bus and to eliminate any possibility of accidentally approaching two supplies at one bus section as per single line diagram enclosed.HMI- 1 setNecessary interlocking with PLC auto controls such that 2 Nos. T/F incomer, 1 No Bus cupler, 1 Nos DG incomer, shall be successfully operational in all possible combinations.MV panel as aboveAPFC Panel |
| 9 | HYBRID Power Factor Correction System Supply, Installation, testing and commissioning of 250 KVAR HYBRID APFC Panel, 3 phase 4 wire, 415 V, 50 Hz AC System for Ambient temperature -5°C to +40°C of following capacity with passive solution of 60% capacity and active solution of 40% capacity,3Phase 4 wire Hybrid Power Factor Correction Solution (with arrangment for neutral current balance) to achieve >0.99 lag and TDDI/THDV values within IEEErecommended limits.APFC should be designed as perIS 16636 Or IEC 61921. The active section andpassive section shall work in sync to give optimizedoutput. The degree of protection of passive sectionshould be IP 42, and of active section should beminimum IP 21.The switching device for APFCpassive section should be through capacitor dutycontactor and for the active compensation systemshall be IGBT based with 3 level topology having 12 IGBT in inverter circuit. The active compensation system should filter harmonics from 2nd to 50th individual harmonic order and shall be selectable for the entire range. The active compensation systemshould have feature to improve PF correction andharmonic filtration having response time < 100 Microsecond. The hybrid panel shall be indoor type floormounted free standing totally enclosed, extensible,fabricated in compartmentalised designed made ofCRCA sheet steel of 2.0mm thick for framework &covers, 3 mm thick for gland plate i/c cleaning & finishing complete with 9 tank process for powder coated of approved shade ( RAL 7032-Siemens gray or as approved by Engineer-in-Charge), having front section (switch gear and control accessories) and rear section (capacitor and reactor), front and rear access, having suitable current carrying capacity, extensible TPN Aluminium alloy bus bar of high conductivity, DMC/SMC bus bar supports,bottom base channel of MS Section, fabrication shall be done in transportable section, entire panel shall have common copper earth bar of minimum size of 25mm x 5mm with 2 nos. earth studs, the earth terminals provided on the body of capacitorba shall also be bonded to the main capacitor panel earth bus with 2 nos. 8 SWG or 6 SWG GI earth wires/ equivalent size of copper conductor cable, forced ventilation for maintaining temperature rise not more than 5°C from ambient, interconnections, connections with 14% detuned reactor and heavy duty 525 V ISI marked Impregnated MPP(Metalized Polypropylene) Capacitor (IS 13340 Part -1 & 2) APFC Panel shall be in compliance with IS :16636 & CPWD Specifications etc. as per below details. (A) IncomersSuitable capacity MCCB/ACB (Upto 300 KVAR, MCCB and above 300 KVAR, ACB ) Microprocessor base with O/C, S/C, E/L release of TPN 50KA breaking capacity (Ics=Icu), ON, OFF, Trip, R, Y, B - LED Indicating Lamp set alongwith required Instruments and accessories with extended rotary handel and door interlocking arrangment. Current rating of the Incomer in ampere shall be APFC Panel rating in KVAR x 1.4 x 1.5 or Nearest higher standards rating. (B) Instruments & Indicationsa)For Passive Section :i) 3-Phase current sensing APFC microprocessorrelay/controller , advance 12/16 stages (12 stages forover all capacity of panel (active + passive) below 500KVAR and 16 stages 500 KVAR & above) and havingdisplay of Phase wise V, A, PF, Cos-Phi, KW, KVA,KVAR, THD-V , THD-I, harmonics up to 31 level.ii) Auto Manual Selector switch, auxiliary contactorswith timer for delay in manual mode.iii) V,Digital Multi function meter with LED Display for A, PF, KW, KVA, KVAR, THD-V & I, Frequency. iv)Suitable rating control transformer shall beprovided for control and indication circuit.v) All components like control transformer, meter,relay and indicating lamp shall be protected by usingsuitable rating individual MCB's.vi)Wiring of the control circuit shall be done by using2.5 sq mm, FRLS/HFFR 1100 V grade, PVC insulatedmulti stranded copper control wire.vii)Communication Ethernet/RS485/SNMP port openprotocol for BMS integration as per approved byEngineering in charge.b) For Active Section : Dedicated HMI(Human Machine Interface) (Minimum 7 inchdisplay) for controlling and communication andhaving display of Phase wise V, A, PF, Cos-Phi, KW,KVA, KVAR, THD-V , THD-I, harmonics up to 50thlevel. Communication Ethernet/RS485/SNMP portopen protocol for BMS integration as per approved by Engineering in charge |
| 10 | Supply, Installation, testing & commissioning of LT panel suitable for 415 V, 3 Phase, 4 wire 50 Hz. AC supply system fabricated in complartmentalized design from CRCA sheet steel of 2mm thick for frame work and covers, doors of 1.6mm thick sheet & 3mm thick for glands plates having 4B segregation and IP 42 protection i/c cleaning and finishing complete with 9 tank process for powder coating of approved shade & colour, short circuit withstand capacity of 31 MVA for 1 Sec. bottom base channel of MS Section not less than 75mm x 50mm x 5mm thick, fabrication shall be done in transportable sections, entire panel shall have a common aluminium earth bar of size 50mm x 6mm at the rear with 2 Nos. earth stud, solid connections from main bus bar to switch gears with required size of Al. bus bars and control wiring with 2.5 Sqmm. FRLS PVC insulated copper conductor S/C cable, cable alleys, cable gland plates in two half having knock outs for cable glands of required size, .Panels shall be suitable for 415V, 3-phase, 4-wire, 50Hz supply system and with 20% spare space, lifting hooks shall also be provided in case of large panels. (Panel shall be as per IS/ IEC 61439 (part 1 & 2) type tested from CPRI/ ERDA/ ASTA/ DEKRA i/c. Seismic Compliance Zone-IV and should be internal arc tested at 50KA for 0.1-0.5 sec. as per IEC 61641. Panel should also have minimum mechanical impact strength of IK09 as per IEC 62262). \\"( LT panel for essential services )A ) INCOMERi) 1 Nos. 800A, 50kA, Air Circuit Breaker Horizontal drawout type of fault breaking capacity 50KA (Ics=lcu =Icw =100% for 1 sec) upto 690V) MDO Motorized operated, fitted with interlocked door, automatic safety shutters, mechanical ON/OFF and service/ test/ isolated position indicators and frame earthing contact, conforming to IS-13947-2 1993 as amended up-to-date complete with following accessories for each ACB(780 AMP Load in whole building)ii) Independent Electrical/ manual spring closing mechanism - 3 Nos.iii) Microprocessor release(EMI & EMC certified) for over current, earth fault & short circuit protection - 3 set.iv) calibrated Intelligent multifunction digital panel meters of class 0.5S accuracy with communication interface port RS 485 for recording Volts (Between Phases and between each phase and neutral ), Current (In each Phase and neutral), KVA, KW, KWhr, KVAR, pf, 64 samples/cycle, Total harmonic distortion, with suitable rating CTs etc. complete with wiring, connections etc.v) 6 Nos. Phase indication LED lamps with 2 Amp back up MCB, breaker 'ON/ OFF' indicating light with 2A MCB, test terminal block set, circuits as per standard practice, auxiliary contacts for positive interlocking of the breakers as required. B) BUSBARSi) 1200 Amps capacity TPN aluminium extensible type main bus bars & auxiliary Bus Bars of suitable capacity with heat shrinkable coloured sleeves and i/c DMC/ SMC bus bars supports at required intervals complete for cross section, size supports & their spacing etc. for withstanding fault level of 36kA capacityC) OUTGOINGi) 2 Nos- 250 Amps FP MCCB, 36 KA thermal magnetic based release(O/C & S/C) protection. ii) 1 Nos- 400 Amps FP MCCB, 36 KA MCCB thermal magnetic based release(O/C & S/C) protection.iii) 2 Nos- 63 Amps FP MCCB, 36 KA 4P MCCB thermal magnetic based release(O/C & S/C) protection.iv) 6 No-125 Amp FP MCCB,36 KA thermal magnetic based release(O/C & S/C) protectionvi) 16A Switch Socket - 1 nos. for lighting in emergency (panel illumination). |
| 11 | B) BUSBARSi) 600 Amps capacity TPN aluminium extensible type main bus bars & auxiliary Bus Bars of suitable capacity with heat shrinkable coloured sleeves and i/c DMC/ SMC bus bars supports at required intervals complete for cross section, size supports & their spacing etc. for withstanding fault level of 36kA capacityC) OUTGOINGi) 2 Nos- 250 Amps FP MCCB, 36 KA thermal magnetic based release(O/C & S/C) protection. ii) 2 Nos- 125 Amps FP MCCB, 36 KA MCCB thermal magnetic based release(O/C & S/C) protection.iii) 2 Nos- 63 Amps FP MCCB, 10 KA iv) 2 No – 32 Amps TP MCB 10 KAv) 01 no - 6A SP MCB, 10 KA v) 03 nos - 2A SP MCB, 10 KAvi) 16A Switch Socket - 1 nos. for lighting in emergency (panel illumination). |
| 12 | Supply of XLPE power cable of 1.1 kV grade armoured aluminium conductor power cable (As per IS 7098 (Part-1) of the followng sizes complete asrequired. 3.5x 300 sq mm |
| 13 | Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required3.5x 300 sq mm (70 mm) |
| 14 | Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on wall surface as required. Above 185 sq. mm and upto 400 sq. mm (clamped with 40x3mm MS flat clamp) |
| 15 | Laying of one number PVC insulated / XLPE power cable of 1.1 KV grade of following sizes in the existing RCC/HUME/ METAL pipe as required.above 185 sq mm and upto 400 sq mm |
| 16 | Supplying and laying of following size DWC HDPE pipe ISI marked along with all accessories like socket, bend, couplers etc. conforming to IS 14930, Part II complete with fitting and cutting, jointing etc..direct in ground (75 cm below ground level) including excavation and refilling the trench but excluding sand cushioning and protective covering etc., complete as required.120 mm dia (OD-120 mm & ID-103 mm nominal |
| 17 | Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as require |
| 18 | Earthing with copper earth plate 600 mm X 600 mm X 3 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required. |
| 19 | Supplying and laying 25 mm X 5 mm copper strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of brass nut bolt & spring washer spaced at 50mm) |
| 20 | Providing and fixing 25 mm X 5 mm copper strip on surface or in recess for connections etc. as required |
| 21 | Providing and fixing 25 mm X 5 mm copper strip in 40 mm dia G.I. pipe from earth electrode including connection with brass nut, bolt, spring, washer excavation and re-filling etc. as required. |
| 22 | Supplying and laying 25 mm X 5 mm G.I strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with G.I. nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of G.I. nut bolt & spring washer spaced at 50mm) |
| 23 | Providing and fixing 25 mm X 5 mm G.I. strip in 40 mm dia G.I. pipe from earth electrode including connection with G.I. nut, bolt, spring, washer excavation and re-filling etc. as required |
| 24 | Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required. |
| 25 | Supplying, Installation, Testing & Commissioning of 500 kVA ‘Silent Type Diesel Generating set as per CPCB IV + or better norms along with having Prime Power Rating of KVA as below, 415 volts at 1500 RPM, 0.8 lagging power factor at 415 V suitable for 50 Hz, 3 phase system & for 0.85 Load Factor, including testing at factory and site with fuel, load for test and other necessary arrangements Complete as per CPWD specifications, should have QR code which should contain drawing, test report OEM manual,Geo- Tag of manufacturing location, rating plate as per relevant IS Code etc. and consisting of the followings:(A) Diesel Engine:Tourbocharged Diesel engine 4 stroke water cooled, multi cylinder, dynamically balanced fly wheel, electric start of suitable BHP at 1500 RPM suitable for aboveoutput of alternator at 40 0C, 50% RH & at 1000 Meter MSL , capable of taking 10% over loading for one hour after 12 hours of continuous operation. The engine willbe with Electronic governor, Dry type Air filter with service indicator, first filling of engine fuel (after commissioning) lubricating Oil, Coolant and other consumables complete with all the required accessories, the Electronic governor shall be as per ISO 8528.The engine shall comply to the latest CPCB norms (CPCB IV + or better) and Conforming to BS 5514, BS 649, IS 10000, IS 10002, IS 13018 and as per CPWD specifications. (B) Engine mounted Instrument Panel fitted with and having digital dis Plate for following:(i) Start-stop switch with key (ii) Water temperature indication (iii) Lubrication oil pressure indication (iv) Lubrication oil temperature indication(v) Battery charging indication and Voltage indication (vi) RPM indication (vii) Over speed indication (viii) Low lubricantion Oil trip indication(ix) Engine Running Hours indication (x) Fuel Level(C) Alternator:Synchronous alternator rated of appropriate KVA, 415 volts at 1500 RPM, 3 phase 50 Hz, AC supply with 0.8 lagging power factor at 40 0C, 50% RH & at 1000Meter MSL. The alternator shall be having Screen Protected Drip Proof (SPDP) enclosure IP23, brushless, continuous duty, dynamically balanced rotor, capable of taking 10% over loading for one hour after 12 hours of continuous operation, self cooled,self-excited and self-regulated through AVR conforming to IS13364(Part 2)/IS: 4722/BS 2613 suitable for tropical conditions and with class- H insulation.(D) Base Frame & Foundation:Both the engine and alternator shall be mounted on suitable base frame made of MS channel with necessary reinforcement which shall be installed on suitable cement concrete foundation and vibration isolation arrangement as per recommendations of manufacturer. (E) FUEL TANK:Daily service fuel tank of suitable liters capacity as per CPWD Specifications, fabricated out of 3 mm thick M.S. sheet complete with all standard accessories andfuel piping between fuel tank and diesel engine with MS class ‘C’ pipes of suitable dia. Complete with valves, level indications & accessories as required asper specifications. (F) Exhaust System: Dry exhaust manifold with hospital type exhaust silencer and catalytic convertor. (G) Starting System: 12V/24V DC starting system comprising of starter motors: voltage regulator and arrangement for initial excitation complete with suitable numbers of batteries (180 AH capacity lead acid SMF type) as required as per specifications. The battery shall be housed inside the acoustic enclosure of DG Set. H) Acoustic and weather proof enclosure with arrangement for fresh air intake for cooling of the engine & alternator, extraction, discharging hot air in tothe atmosphere and the temperature rise inside the enclosure, noise level outside enclosure. The acoustic enclosure should be suitable for cable connection/connection through bus-trunking. Such arrangements on acoustic enclosure should be water proof & dust-proof conforming to IP-65 protection. The enclosure shall be as per CPCB IV + or better norms etc. and as per CPWD specifications.(I) AMF Panel:Free standing floor mounted IP 42 automatic mains failure control panel including auto by-pass, suitable for KVA as below for silent type DG set complete with relays, timers, set of CTs for metering & protection and energy analyser to indicate currents, phase and line voltages, frequency, power factor, KWH, Kilo Volt Ampere Reative Hour (KVARH), KVA (Phase & Total), KW & provision for overload, short circuit, restricted earth fault, under frequency, power (aluminium) and control (copper ) cabling of suitable size upto 15 meter between AMF panel, LT Panel and DG Set including connection interconnection etc. as required, all complete and inter locking and communication/ Ethernet /RS485/SNMP port open protocol for BMSintegration including suitable software, the panel shall be of DG Set OEM make etc. as per approved by Engineering in charge and including the following: 1. Suitable numbers and appropriate capacity 4 pole motorised electrically operated draw out with cradle type 3 position ACB/ MCCB with electronic release for O/C & E/F and shunt trip. 2. Auto/Manual/Test/Off selector switch 3. Protection for under and over voltage phasereversal (2 nos Over voltage relay, 2 Nos. reverse power relay and 2 Nos. under voltage relay). 4. 3 Sets of current transformers 15 P 10 accuracy for protection and 15 VA class-I for metering 5. Energy analyser unit to indicate current, Voltage( LN & L_L), kW, kVA (Phase & Total), Frequency, KWH,PF. 6. LED Indicating lamps for load on mains and load on set 7. Fuse/ MCB for instruments 8. Battery charger, complete with transformer/ rectifier,D.C. voltmeter and ammeter, selector switch for trickle, off and boost and current adjustment. 9. Main supply failure monitor10. Supply failure timer 11. Restoration timer 12. Control unit with three impulse automatic engine start/stop and failure to start lockout. 13. Impulse counter with locking and reset facility. 14. ON/OFF/Control circuit switch with indicator 15. Audio/Video annunciation for (i) High water temperature(ii) Low lubricating oil pressure (iii) Engine over speed (iv) Engine fails to start (v) Full load/maximum load warning 16. Protection for over/under Frequency, Loss of ACsensing, Over Current, Unbalancing load with suitable number of relays and accessories 17. Maintenance notification based on Engine Run Hour & due date. 18. Load Management through PLC to achieve auto opening and closing of incomer breakers, bus couplerswitching of essential panel , interlocking providing signal to AMF Panel for load status and AMF shall give co mand to DG Set to auto start / auto stopdepending upon load status and requirement etc. and necessary hardware and software required to perform the operation shall be provided by the contractor including all control wiring. |
| 26 | Credit for by back of old Transformer (630 KVA capacity) and 2 Nos DG set (160 KVA & 200 KVA capacity) Please Enable Macros to View BoQ information |
