Airports Authority Of India has published Provision Of Standby Transformer Including Extension Of Ht And Lt Panel At Jalgaon Airport. Submission Date for this Tender is 25-01-2021. Transformer Supply Tenders in Jalgaon Airport Maharashtra. Bidders can get complete Tender details and download the document.
| Name of Work :- Provision of Standby Transformer including Extension of HT & LT Panel at Jalgaon Airport. | |||||
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| Sl. No. | Item Description | Item Code / Make | Quantity | Unit | |
| 1 | 1 | Supply, Installation, Testing & Commissioning of indoor type (IP 4X), floor mounted, metal clad, 11kV Switch Board VCB panel with 3 Nos. VCBs (1 Incomer + 2 Outgoings), totally enclosed & fully interlocked, truck mounting, horizontal draw out, horizontal isolation type vacuum breaker as per IS / IEC 62271-100 (2007) for breakers & 200 (2003) for panels / IS 3427 as amended up to date, having capacities as mentioned below, free standing, extensible on both sides, single break, trip free mechanism, motorised charged and auto/ manually closing breaker suitable for use on 11 kV, 3 Phase, 50Hz A.C. supply with self-contained short time current rating of 18.4 kA for 1 sec, rack in and rack out mechanism, copper bus bars with 800 A capacity meeting fault level current capacity, breaker featured with mechanical ON / OFF indicator with hand trip device, Breaker control TNC switch and all accessories such as shunt trip coil, auxiliary switch of 4NO+4NC, motorised and manually operated spring assisted closing mechanism, emergency trip push button, push buttons, TNC breaker control switch, local / remote switch, AC supply control ON/OFF switch, 18 watt LED Illumination lamp with limit Switch, 6/16 amps 6 pin piano type switch socket outlet, interconnections, 80 W space heaters with thermostat, earthing etc. connections suitable for cable up to 3C x 240 sqmm XLPE cable of 11kV grade (cable entry from bottom), separate earthing switch for cable earthing and equipped with following switchgears and accessories: | Item No: 1.00 | 1 | Job |
| 2 | 1.01 | A. Incomer - 1 No. comprising:\na)1 No. - 630 Amps, 11 kV, 3 Ph, 3 Pole VCB.\nb) 1 Set - Multifunction Meter with accuracy class 0.5 - I, V, Hz, Active / Reactive / Apparent Power & Energy, Power factor, %THD, Maximum Demand with protection MCB and required accessories (EM 6400 or Equivalent).\nc) 3 Nos. - Cast resin insulated, Dual core CT 80/40/5-5A of 15VA burden and Accuracy Class -0.5 for metering and class 5P10 for protection.\nd) 3 Nos. - Cast resin drawout type PTs 11 KV / 110 V, Accuracy Class 0.5, 100 VA burden.\ne) 1 No. - 3 Over Current + 1 Earth Fault (51/51N) IDMT Microprocessor Based Numerical Relay.\nf) 1 Set. - DC Power Pack with Charging Unit, 2 Nos 12V,26Ah SMF Batteries, Voltmeter, Ammeter & Indicating Lamps.\ng) 3 Nos. - Surge Arresters.\nh) LED Indication Lamps - ON / OFF / TRIP / SPRING CHARGED / TRIP CKT HEALTHY.\ni) Aux. relays for Anti Pumping & indication, Trip Circuit Supervision Relay & Master Trip Circuit Relay - As Required. | Item No: 1.01 | ||
| 3 | 1.02 | B. Busbar\n800 amps TP, 12 kV Copper Busbar with heat shrinkable insulated sleeves with cast epoxy insulators to withstand full short circuit currents up to 18.4 kA for 1 second.\n | Item No: 1.02 | ||
| 4 | 1.03 | C. Outgoings - 2 Nos each comprising:\na) 1 No. - 630 Amps, 11 kV, 3 Ph, 3 Pole VCB.\nb) 1 Set - Multifunction Meter with accuracy class 0.5 - I, V, Hz, Active / Reactive / Apparent Power & Energy, Power factor, %THD, Maximum Demand with protection MCB and required accessories (EM 6400 or Equivalent).\nc) 3 Nos. - Cast resin insulated, Dual core CT 60-30/5-5A of 15VA burden and Accuracy Class -0.5 for metering and class 5P10 for protection.\nd) 1 No. - 3 Over Current + 1 Earth Fault (51/51N) IDMT Microprocessor Based Numerical Relay.\ne) LED Indication Lamps - ON / OFF / TRIP / SPRING CHARGED / TRIP CKT HEALTHY.\nf) Aux. relays for Anti Pumping & indication, Trip Circuit Supervision Relay, Master Trip Circuit Relay & for transformer faults OTI and WTI with Alarm & Trip, Push Buttons, TNC Breaker Control Switch, Local / Remote Switch - As required.\ng) 1 No - Alarm Annunciator with 8 windows and buzzer, ACK, reset, test push button for transformer faults and electrical faults in respective window. | Item No: 1.03 | ||
| 5 | 1.04 | NOTE: This panel is an extension of existing Kirloskar Electric make 1 IC/1 OG VCB panel (Type : A12 650 VCB - Details are available in tender documents) and the panel being proposed shall be compatible with the existing panel in all respect. All components / parts / enclosures required for compatibility shall be considered while quoting the rates) | Item No: 1.04 | ||
| 6 | 2 | Supply, installation, testing and commissioning of 400 KVA, 11/0.433 KV, 3 Phase, 50Hz, Dyn11, indoor ONAN type, energy efficiency level - 2 as per IS 1180, copper wound transformer with off-load tap changing arrangement on HV side in steps of +/- 2.5% each, from +/-5% to -10%, having weatherproof cable end boxes on HV side (suitable for 3 x 240 sq. mm. XLPE cable of 11kV grade) and on LV side. The transformer shall be complete with all fittings such as oil conservator, silica gel breather, thermometer, explosion vent, bi-directional rollers, winding temperature indicator, oil temperature indicator and double float buchholz relay with wiring up to the marshalling box, first filling of filtered dehydrated mineral oil as per IS 335, supplying and grouting of suitable MS channels with all accessories for mounting arrangement and confirming to IS 2026 as amended up to date & as per technical specifications in all respects as required. | Item No: 2.00 | 1 | Job |
| 7 | 3 | Supply, Installation, Testing and Commissioning of cubicle type, IP-42 indoor panel suitable for 415V+/-10%, 3 Phase, 4 wire, 50 Hz AC supply system, fabricated in compartmentalized modular design from CRCA sheet steel of 2 mm thick for frame work and covers, 3 mm thick for gland plates i/c cleaning & finishing complete with 7 tank process for powder coating in approved shade, having TPN Aluminium alloy bus bars for high conductivity, extensible on both sides, SMC / DMC bus bar supports, with short circuit withstand capacity of 50 KA for 1 sec, accessories for electrical interlocking & mechanical interlocking, bottom base channel of MS section not less than 100 mm x 50 mm x 5 mm thick, fabrication shall be done in transportable sections, entire panel shall have a common Copper earth bar of size 50 mm x 6 mm at the rear with 2 Nos. earth stud, solid / flexible connections from main bus bar to switchgears and from switchgear output to cable termination in cable alley with required size of AL conductors / bus bars and control wiring with 2.5 sqmm PVC insulated copper conductor cable (FRLS), cable alleys, cable gland plates in two half, i/c providing following switchgears / accessories as per specifications. | Item No: 3.00 | 1 | Job |
| 8 | 3.01 | A) Incomer: 1 No.\na) 01 Set - ACB, 1000 Amps, 50 kA (Ics=Icu=Icw for 1 sec), 4 Pole with 100% Neutral, Microprocessor based release (EMI & EMC certified) for over current (Phase & neutral), earth fault & short circuit protection with corresponding CTs, Electrically Operated Draw Out type (EDO), automatic safety shutters, mechanical ON / OFF and service / test/ isolated position indicators and frame earthing contact, conforming to IS-60947-2 1993 as amended up-to-date complete with Independent electrical & manual spring closing mechanism, Shunt trip coil 24V D.C / 220V A.C, UV release, door interlocking kit, mechanical operation counter, auxiliary contactors with contacts (minimum 4NO + 4NC) for positive interlocking of the breakers etc.\nb) 1 Set - Intelligent multi-function digital meter to read V, A, kVA, KW, kVAR, PF, Hz etc. with communication facility (RS-485 port), THD and Individual order harmonics up to 31st Order, LED display with 03 Nos of CTs, 1000/5, 15 VA, class 0.5 and control circuit wiring with 2 Amps MCBs for controlling and protection.\nc) 1 Set of R, Y, B Phase indicating lamps, LED type, with 2 Amp MCB for protection.\nd) 1 Set of Indication Lamps, LED type for breaker 'ON' , 'OFF', 'TRIP' with 02 Amps MCB for protection.\ne) Single Phase Preventer, Under voltage, Over voltage with indicator for trip and hooter for alarm. | Item No: 3.01 | ||
| 9 | 3.02 | B) Main Busbars:\n1 Set - TPN aluminium extensible type main bus bars of minimum of 1250 Amps. 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 50 kA capacity for 1 sec. | Item No: 3.02 | ||
| 10 | 3.03 | C) Bus-coupler:\na) 01 Set - ACB, 1000 Amps, 50 kA (Ics=Icu=Icw for 1 sec), 4 Pole with 100% Neutral, without release, Electrically Operated Draw Out type (EDO), automatic safety shutters, mechanical ON / OFF and service / test/ isolated position indicators and frame earthing contact, conforming to IS-60947-2 1993 as amended up-to-date complete with Independent electrical & manual spring closing mechanism, UV release, door interlocking kit, mechanical operation counter, auxiliary contactors with contacts (minimum 4NO + 4NC) for positive interlocking of the breakers etc.\nb) 1 Set of R, Y, B Phase indicating lamps, LED type, with 2 Amp MCB for protection.\nc) 1 Set of Indication Lamps, LED type for breaker 'ON' , 'OFF', 'TRIP' with 02 Amps MCB for protection. | Item No: 3.03 | ||
| 11 | 3.04 | D) Outgoings:\na) 03 Sets - MCCB, 400 Amps, 4 Pole, 36 kA with adjustable setting, microprocessor-based release with O/C & S/C protection, Digital Ammeter with in-built selector switch, RS 485, CL-1 accuracy & suitable range of cast resin CTs (03 Nos) including connections etc as required.\nb) 02 Sets - MCCB, 160 Amps, 4 Pole, 36 kA with adjustable setting, thermal magnetic release with O/C & S/C protection, Digital Ammeter with in-built selector switch, RS 485, CL-1 accuracy & suitable range of cast resin CTs (03 Nos) including connections etc as required.\nc) 01 Sets - MCCB, 100 Amps, 4 Pole, 36 kA with adjustable setting, thermal magnetic release with O/C & S/C protection, Digital Ammeter with in-built selector switch, RS 485, CL-1 accuracy & suitable range of cast resin CTs (03 Nos) including connections etc as required.\nd) 04 Sets - MCCB, 63 Amps, 4 Pole, 36 kA with adjustable setting, thermal magnetic release with O/C & S/C protection, Digital Ammeter with in-built selector switch, RS 485, CL-1 accuracy & suitable range of cast resin CTs (03 Nos) including connections etc as required.\ne) 03 Nos - Spare Feeders - Without MCCB and related panel accessories. | Item No: 3.04 | ||
| 12 | 3.05 | NOTE:\na) All outgoing MCCBs shall be provided with ON, OFF & TRIP indication lamps (LED type) with 2 Amp SP MCB for protection.\nb) All outgoing MCCBs shall be provided with rotary operating handle and spreader terminals. | Item No: 3.05 | ||
| 13 | 3.06 | NOTE: This panel is an extension of existing Main LT panel (Details are available in tender documents) and the panel being proposed shall be compatible with the existing panel in all respect. All components / parts / enclosures required for compatibility shall be considered while quoting the rates). | Item No: 3.06 | ||
| 14 | 4 | Supply, installation, testing and commissioning of Type 1+2 Three phase Surge Protection on LT panel (Item No: 3) on input side to eliminate the direct & indirect lightning surges and switching surges from electrical power supply system. The SPD shall be have combined varistor block with encapsulated spark gap (GDT) protection for L-N and encapsulated spark gap (GDT) protection for N-PE, no following current, with visual fault signalling, voltage protection level of 1.5 kV, according to IEC / EN 61643-11, suitable for DIN rail mounting along with 125A, FP C-Series MCB in an IP-42 polycarbonate enclosure with clear front cover including complete connection with copper flexible cable and shall be as per technical specifications etc. as required. (Make: Finder / 7P.04.8.260.1025 or similar) | Item No: 4.00 | 1 | Set |
| 15 | 5 | Supply of 3C x 240 Sq mm XLPE insulated, PVC sheathed, aluminium conductor armoured power cable of 11 KV grade, 11 KV (E) conforming to IS: 7098 (Part-II) amended up to date as required. | Item No: 5.00 | 40 | Mtr. |
| 16 | 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.\nAbove 120 sq. mm and up to 400 sq. mm | Item No: 6.00 | 40 | Mtr. |
| 17 | 7 | Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size in the existing masonry open duct as required.\nAbove 185 sq. mm and up to 400 sq. mm | Item No: 7.00 | 10 | Mtr. |
| 18 | 8 | Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on cable tray as required.\nAbove 185 sq. mm and up to 400 sq. mm (clamped with 40x3 mm MS flat clamp) | Item No: 8.00 | 30 | Mtr. |
| 19 | 9 | Supplying and making indoor cable end termination with heat shrinkable jointing kit complete with all accessories including lugs suitable for following size of 3 core, XLPE aluminium conductor cable of 11 KV grade as required.\n240 Sq. mm. | Item No: 9.00 | 2 | Each |
| 20 | 10 | Supplying and making end termination with double compression brass gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.\n3.5C x 400 Sqmm | Item No: 10.00 | 2 | Each |
| 21 | 11 | Supplying and installing following size of perforated Hot Dipped Galvanised Iron cable tray cable tray with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with G.I. suspenders including G.I. bolts & nuts, etc as required.\n150 mm width X 50 mm depth X 1.6 mm thickness\n | Item No: 11.00 | 15 | Mtr. |
| 22 | 12 | 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. | Item No: 12.00 | 2 | Each |
| 23 | 13 | 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. | Item No: 13.00 | 10 | Mtr. |
| 24 | 14 | Providing and fixing 25 mm X 5 mm copper strip on surface or in recess for connections etc. as required. | Item No: 14.00 | 10 | Mtr. |
| 25 | 15 | 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 required. | Item No: 15.00 | 4 | Each |
| 26 | 16 | 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. | Item No: 16.00 | 25 | Mtr. |
| 27 | 17 | Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required. | Item No: 17.00 | 25 | Mtr. |
| 28 | 18 | Providing and fixing 6 SWG dia G.I. wire on surface or in recess for loop earthing as required. | Item No: 18.00 | 80 | Mtr. |
| 29 | 19 | Supply and fixing of fire retardant electrically insulated synthetic mat of class B, 2.5 mm thick suitable for 11 kV AC grade and 240V DC system meeting requirements of IS 15652:2006, tested for breakdown strength, tensile/elongation, aging properties, insulation resistance, resistance to acid, alkalis, diesel, transformer oil & leakage current test, fire test etc. having minimum width of 1000 mm ± 20 mm along with all allied materials such as PU-resin, Chemi-bound, special PVC adhesive, liquid primer etc. in what so ever quantity required to complete the job as per site conditions and as per instructions from Engineer-in-Charge. | Item No: 19.00 | 30 | Sq. m |
| 30 | 20 | Supply and fixing of fire retardant electrically insulated synthetic mat of class A, 2 mm thick suitable for all voltages not exceeding 3.3 KV AC and 240V DC system meeting requirements of IS 15652:2006 tested for breakdown strength, tensile/elongation, aging properties, insulation resistance, resistance to acid, alkalis, diesel, transformer oil & leakage current test, fire test etc. having minimum width of 1000 mm ±20 mm along with all allied materials such as Pu-resin, Chemi-bound, special PVC adhesive, liquid primer etc. in what so ever quantity required to complete the job as per site conditions and as per instructions from Engineer-in-Charge. | Item No: 20.00 | 5 | Sq. m |
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