Airports Authority Of India Tender
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Airports Authority Of India - AAI Tender
Energy, Oil and Gas
Eprocure
Opening Date4 Oct 2024
Closing Date25 Oct 2024
Tender Amount₹ 2,21,29,659
Costs
EMD
₹ 4,42,593Document Cost
₹ 1,180Tender Fee
Refer Documents
Description
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Contact
Tender Id
2024_AAI_210239_1Bid Award Id
ViewTender No
AAI/AYO/ENGG-E/Power Supply/2024-25Tender Authority
Airports Authority Of India ViewPurchaser Address
-Website
http://https://www.aai.aero/
GEM & Bid Advisory Services
Get portal registration, tender bidding, product/service listing or vendor/MSME certification services at a nominal cost
BOQ Items
Supplying & fixing Stainless Steel Expansion Joints, Corrugated bellows for 750 KVA DG Sets to fit in exhaust pipe.
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Supply, Installation, Testing & Commissioning of Oil filled 800 KVA, 11 KV / 0.433 KV, 3 Phase, 50Hz, Dyn 11 vector group copper wound class F (for mineral oil ) insulation, having impedance as per IS-2026,associated with winding temperature indicator / digital controller temperature detector outdoor type Transformer. The transformer shall be provided with +5% to -10% in steps of 2.5 % each Off load tap changer on HT side, having cable end boxes on HV side suitable for 3C x 300 sq.mm. XLPE cable of 11 KV grade and 1250 Amp. aluminium bus trunking arrangement on LV side with neutral brought out separately, including supplying and grouting of suitable MS channels with all accessories for mounting arrangement and confirming to relevant standard as amended up to date & as per specification attached complete in all respects as required at site.
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Modification and addition of Bus riser and outgoing panel in Existing HT Panel : Extension and required modification with supply, installation, testing and commisioning of all required materials, controlling , metering , interlocking instruments /accessories etc including compartments/ Bus riser for HT bus bar accomodation , extension of copper bus bars etc. in existing 11 KV VCB panel with applicable standarads to add one more outgoing of 630 A TP VCB for outgoing to 800 KVA transformer including Design, Supply, installation, testing & commissioning of indoor type floor mounted single front ,single door , fixed type metal clad, 11 KV VCB panel including 01 no. 630 A TP ,18.3 KA for 3 Seconds ,11 KV or 800 A,TP,20 KA for 3 Second ,12 KV ( As per existing switch gear ) electrically operated manually draw type (EDO) VCB (Type :VD4) with spring charge motor , closing coil , shunt trip coil , mechanical operation counter , mechanical ON/OFF indicator , safety shutter , required auxilary contacts ,spring charge handle ,flush mounted numerical feeder protection relay ,trip circuit supervision relay ,auxilary relay for transformer fault , auxilary contactor for antipumping ,anti pumping relay, High speed master tripping relay , auxilary contactor for DC supervision etc. , suitable rating , capacity and size CTs, PTs , relays, MCBs ,LED type indicating lights, power pack unit , 8 window microprocessor based alarm annuciator, metering system including ammeter, voltmeter , multifunction meter ,HRC fuses,3- pin plug socket, LED lights, Electronic hooter , space heater,thermostat, protection system ,selector switch, emergency push button ,wiring etc. totally enclosed & fully interlocked, suitable for use on 11 KV, 3 Phase, 50 Hz A.C. supply , with self contained, fully interlocked, rack in and rack out mechanism, Suitable/existing size copper bus bars for TP system , copper earth bus bar of suitable size , i/c provision for suitable connections for 3 Cx 300 Sq. mm. XLPE 11 KV cable entry from bottom etc. including SITC of fire supression system with all required materials as per enclosed existing panel GA drawing ,SLD of existing HT panel and as per enclosed technical specification . ( Existing Panel and VCBs are of ABB make )
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Modification and addition in Existing Main LT Panel : Extension and required modification with supply, installation, testing and commisioning of all required materials, accessories etc including additional compartments/section , horizotal and vertical bus bar extension in existing main L.T panel (TTA Panel , IP 42 ,Indoor, fixed type floor mounted , form 3B with 1600 Amps Al. bus bar complying standarad IEC 61439 with up to date ammendment) having provision to connect Bus duct system for Bus coupler in new LT panel etc. as per enclosed existing panel GA drawing ,SLD of existing rating switchgear panel ( Existing Panel make TTA-ABB ArTuK) and enclosed technical specification.
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MAIN LT CUM AMF PANEL: Design, fabrication, assembly, wiring and supply, erection, testing and commissioning of front operated cubicle type compartmentalised TTA Panel as per Form 4B, rear access free standing, dust and vermin proof (IP 42 ingress protection) main switchboards conforming to IEC-61439 suitable for use at 433 volts, 3 phase 4 wire 50 Hertz system suitable for a symmetrical fault level of 50kA (specified with the panel) at 433 volts, fabricated from 2 mm thick CRCA MS sheets with hinged, gasketted (metal based neoprene) and lockable doors having structural reinforcement with suitable angle/channel/T/flat sections including 3 mm thick gland plates on top / bottom and including lifting hooks and including earth strip of required size with 2 nos. earthing terminals and including Al Busbars of 1600 Amps,50 KA /suitable higher rating and size i/c powder coated paint finish of approved shade over metal surface cleaned and treated with nine tank process complete with interconnections etc. as per specifications, as required below. The incoming and outgoing feeders shall be accommodated in a modular arrangement, detachable gland plates, adequate size cable alley, Sign writing, Painting, Earthing, Numbering, Danger plate, including PVC insulated copper FRLS wires of minimum 1.5sq.mm & 2.5sq.rnm for CT's etc., exhaust fan , door limit switch, space heater , MCBs for space heaters , thermostat , LED bulb holder with lamp with MCBs including SITC of fire supression system with all required materials complete as required as per specifications attached. Note:- All the accessories required to complete the system shall be of suitable rating and in required quantity .
(For more Details refer BOQ item no.8 in the Tender document .)
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400 KVAr (200 KVAr + 280 A AHF) Hybrid Panel for 800 KVA T/F :Design, fabrication, assembly, wiring, supply, erection, testing and commissioning of Hybrid Solution to achieve 0.99 Lag and THDI/ THD V less than 5%. The Solution should have an incomer of ACB as specified below, 433V, +/ 10% 50Hz, 3 phase, 50KA, 3 Phase, 3 Wire System. The enclosure system shall be of certified design as per IEC 62208 and IS 16636. The enclosure system should have a minimum of IK 10 certification (external mechanical Impacts) in accordance with IEC 62262. The degree of protection of enclosures system shall be IP42 or as per manufacturer, in accordance with IEC 60529. The switching device of the active compensation system shall be IGBT based. The active compensation system should be certified by a third party Ul or Equ. The active compensation system should filter harmonics from 2nd to 51st individual harmonic order and shall be selectable for the entire range. The active compensation system should have feature to improve PF correction as well. The active compensation system should have a Multi master and Master Slave operation. The active compensation system should have Target Settable feature of THDI and THD V%. The active compensation system shall have Auto disconnection feature if ambient temperature exceeds 50 Deg C. Response time shall be 25-micro Sec. The switching device of the passive compensation system shall be Thyristor Based. The capacitor bank shall compromise of capacitor units, de tuning reactors, PF controllers, circuit breakers etc.
(For more Details refer BOQ item no.9 in the Tender document )
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BUS DUCT : Supplying, installing on wall / suspension from ceiling/Ground supported , testing and commissioning of following capacity Sandwiched Type Bus Ducts as per IEC with natural cooling method for use on 3 phase 4 wire 415 volts, 50Hz A.C. supply,neutral 100% of phase rating, with metal clad enclosure having IP-65 with canopy for out door and IP 54 for indoor rating after fixing the tap off boxes and all accessories, made of 1.6 mm. thick steel sheet duly powder coated in convenient sections complete with 4 Nos aluminium bus bars having current density of 130 A/ sq cm at nominal current rating, necessary joints, elbow joints & expansion joints, fire barrier at each floor,necessary bends & end tappings at the termination either on transformer side or DG side or on switchgear panel side, bus duct will be provided with flange ends, adaptor box and copper flexible to connect bus bar of bus duct to bus bar of switchgear panel or transformer terminals or generator terminals continuous earthing with 2 Nos aluminium strip of suitable size (one on each side) including, G.I. clamping brackets,suspenders (including MS angle,MS channel, MS pipe etc. of sutible size to provide support from Wall/ ceiling / Ground as per site requirement), angle iron bracket, steel fasteners, connecting to earthing system etc. complete as required as per enclosed specification.
(For more Details refer BOQ item no.10 in the Tender document )
(i)1250 A Isc = 50kA for 1 second , IP65 with canopy for outdoor
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BUS DUCT : Supplying, installing on wall / suspension from ceiling/Ground supported , testing and commissioning of following capacity Sandwiched Type Bus Ducts as per IEC with natural cooling method for use on 3 phase 4 wire 415 volts, 50Hz A.C. supply,neutral 100% of phase rating, with metal clad enclosure having IP-65 with canopy for out door and IP 54 for indoor rating after fixing the tap off boxes and all accessories, made of 1.6 mm. thick steel sheet duly powder coated in convenient sections complete with 4 Nos aluminium bus bars having current density of 130 A/ sq cm at nominal current rating, necessary joints, elbow joints & expansion joints, fire barrier at each floor,necessary bends & end tappings at the termination either on transformer side or DG side or on switchgear panel side, bus duct will be provided with flange ends, adaptor box and copper flexible to connect bus bar of bus duct to bus bar of switchgear panel or transformer terminals or generator terminals continuous earthing with 2 Nos aluminium strip of suitable size (one on each side) including, G.I. clamping brackets,suspenders (including MS angle,MS channel, MS pipe etc. of sutible size to provide support from Wall/ ceiling / Ground as per site requirement), angle iron bracket, steel fasteners, connecting to earthing system etc. complete as required as per enclosed specification.
(ii)1250 A Isc = 50kA for 1 second , IP54 for indoor
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BUS DUCT : Supplying, installing on wall / suspension from ceiling/Ground supported , testing and commissioning of following capacity Sandwiched Type Bus Ducts as per IEC with natural cooling method for use on 3 phase 4 wire 415 volts, 50Hz A.C. supply,neutral 100% of phase rating, with metal clad enclosure having IP-65 with canopy for out door and IP 54 for indoor rating after fixing the tap off boxes and all accessories, made of 1.6 mm. thick steel sheet duly powder coated in convenient sections complete with 4 Nos aluminium bus bars having current density of 130 A/ sq cm at nominal current rating, necessary joints, elbow joints & expansion joints, fire barrier at each floor,necessary bends & end tappings at the termination either on transformer side or DG side or on switchgear panel side, bus duct will be provided with flange ends, adaptor box and copper flexible to connect bus bar of bus duct to bus bar of switchgear panel or transformer terminals or generator terminals continuous earthing with 2 Nos aluminium strip of suitable size (one on each side) including, G.I. clamping brackets,suspenders (including MS angle,MS channel, MS pipe etc. of sutible size to provide support from Wall/ ceiling / Ground as per site requirement), angle iron bracket, steel fasteners, connecting to earthing system etc. complete as required as per enclosed specification.
(iii)800 A Isc = 50kA for 1 second , IP54 for indoor
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Supply of the 3x300 sq.mm , 11KV XLPE insulated PVC sheathed armoured aluminium conductor cable, conforming to IS 7098 Part - II, 1985 with up to date amendments as per specifications attached.
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Supply of the 8 Core ,2.5 sq.mm , 650/1100V XLPE insulated PVC sheathed armoured copper conductor cable, conforming to IS 7098 Part - I, 1988 with up to date amendments as per specifications attached.
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EARTHING SYSTEM :
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.
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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.
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Providing and fixing of 25mm x 5mm copper strip in 40mm dia. GI pipe from earth electrode as required including connection with brass nut , bolts, spring, washer, excavation and re filling etc. complete as required.
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Providing and fixing 25mm.x5 mm. copper strip on surface or in recess for connections etc. as required.
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Providing and fixing of 25 mm.x 5 mm. GI strip in 40mm dia. GI pipe from earth electrode as required including connection with GI nut , bolts, spring, washer, excavation and re filling etc. complete as required.
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Providing and fixing 25mm.x5 mm. GI strip on surface or in recess for connections etc. as required.
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SAFETY EQUIPMENT
Providing and fixing danger notice plate of made of mild steel, atleast 2mm, thick and vitreous enamelled white on both sides, and with inscription in signal red colour on front side as required.
i) Medium Voltage -size 200mmx150mm,
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Providing and fixing danger notice plate of made of mild steel, atleast 2mm, thick and vitreous enamelled white on both sides, and with inscription in signal red colour on front side as required.
ii) High Voltage -size 250mmx200mm,
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Providing and fixing carbon dioxide (CO2) type fire extingushers confirming to IS 2878-1976 and cylinder fully charged of following capacity
a) 4.5 Kg
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Providing and fixing foam type fire extingushers portable type 9 lit capacity hanged on wall with bracket complete as required.
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Providing and fixing safety instruction chart in word duly framed with 5 mm thick glass as required (Approx front area 1.2 sq mt ).
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Providing of set of 04 Nos 9.5 Litre capacity GI bucket painted in post office red colour with prior coat of red oxide paint and written with white paint 'FIRE' and mounted on MS angle iron frame with bracket of appropiate size & capacity i/c filling sand etc.
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Providing of First Aid box as approved by St.Johns ambulence brigade/Indian red cross confirming to IS 2217-1963
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Providing and fixing shock treatment duly mounted on wooden frame with 5 mm thick glass as required (Approx front area 1.2 sq mt ).
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Providing and fixing of synthetic rubber insulating mat 1 mtr wide of following thickness as per IS 15652 with up to date ammendments with ISI marked.
a) 2.0 mm thick
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Providing and fixing of synthetic rubber insulating mat 1 mtr wide of following thickness as per IS 15652 with up to date ammendments with ISI marked.
b) 2.5 mm thick
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Supply and fixing in position the approved single line diagram framed in 1000 x 1000 mm size glass frame complete as required.
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Percentage above or below to carry out works amounting to Rs. 5,00,000.00 by executing any items (items shall be chosen as per site requirement) listed in CPWD schedule of rates (Electrical) DSR-2022 as per CPWD specifications as and when required as per instructions of EIC.(Note:- The firm has to quote the percentage above/below of the DSR'22 in the form of multiplying factor on the quantity mentioned against this item as clarified below. For example: To quote 10% above the DSR'22 rates, the rate column should be filled as 1.10 i.e, Rs.550000/-, whereas to quote 10% below the DSR'22 rates, the rate column should be filled as 0.90 i.e., 450000/- )
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Percentage above or below to carry out works amounting to Rs. 10,00,000.00 by executing any items (items shall be chosen as per site requirement for construction of foundation for Transformer , DG set , open yard with chain link fencing for transformer , extension of existing shed to cover DG set etc. ) listed in CPWD schedule of rates (Civil) DSR-2023 as per CPWD specifications as and when required as per instructions of EIC.(Note:- The firm has to quote the percentage above/below the DSR'23 in the form of multiplying factor on the quantity mentioned against this item as clarified below. For example: To quote 10% above the DSR'23 rates, the rate column should be filled as 1.10 i.e., Rs. 1100000/-, whereas to quote 10% below the DSR'22 rates, the rate column should be filled as 0.90 , i.e, Rs. 900000/- )
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