Development Of Bsf Campus Fazilka Of 52 Bn Bsf Under Shq Bsf Abohar Sh Sitc Of Sub Station Equipments-Supplying, installtion, testing and commissioning of indoor typefloor mounted metal clad, 11 KV VCB panel with 03 No VCBs (01 Nos incomer and 02 nos outgoing with VCB) totally enclosed & fully interlocked, horizontal draw out, horizontal/vertical isolation type breaker as per IS 13118, as amended up to date and additional specification, having capacities as mentioned below, single break, trip free mechanism, manually charged and auto/manually closing breaker suitable for use on 11 KV, 3 Phase, 50 Hz AC supply with short circuit fault level of 350 MVA, 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/e/ connections suitable for 3 x 240 sqmm/XLPE 11 KV cable (cable entry from bottom/top/side) i/c dismantling the existing OCB/VCB and testing on load etc as required. (a) Incoming - 1 No 800 Amp VCB :-(i) 01 No - 11 KV/110 volts PT class 0.5 accuracy and 110 VA burden with 1 No. voltmeter (0-15KV), digital type, selector switch for voltmeter and protection fusses/MCB for HT metering upto 12 KV on incomer.(ii) 01 No- (0-300 A) dual scale ammeter, digital type, selector switches for ammeters. (iii) 01 No. microprocessor based numerical relay with O/LM E/F and S/C protection.(iv) 01 No. - set of dual core dual ratio 3 CTs 300/150/5/5 A of 15 VA burden and accuracy class - 0.5 for metering and class 5p 10 for protection. (v) 1 set of indicating lamps to indicate OPEN, CLOSE, TRIP, SPRING CHARGED, TRIP CIRCUIT.(vi) 1 Set of Phase indicating lamps with protection MCB. (b) Outgoing - 2 Nos 800 Amp VCB :- (i) 01 Nos - (0-100) A) Ammeters, dual scale digital type & selector switches for ammeters and voltmeter (0-15KV), digital type, selector switch for voltmeter. (ii) 01 Nos. Microprocessor based numerical replays with O/L, E/F & S/C protections. (iii) 1 Nos-Set of dual core dual ratio 3 CTs 100/50/5/5 A of 15 VA burden and accuracy class-1.0 for metering and class 5P 10 protection . (iv) 1 set of indicating lamps to indicate OPEN, CLOSE, TRIP, SPRING CHARGED, TRIP CIRCUIT. (v) 1 set of Phase indicating lamps with protection MCB.(vi) Power pack with 220 Volt AC input & 24 Volt DC continuous output suitable for closing/tripping/indication of 3 Nos. HT panel boards with 2 Nos. 12 Volts each maintenance free batteries of 100AH each with battery box, charging unit, capacitor bank for emergency delivering for trip system complete with suitable capacity of Ammeter & Voltmeter i/e connections with 2.5 sq.mm FRLS insulated copper conductor cable etc. as required alongwith power pack trolley. 2 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. 3 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. 4 Providing and fixing 25 mm x 5 mm copper strip on surface or in recess for connections etc. as required 5 Providing and fixing H.T. danger notice plate of 250 mm x 200 mm, made of mild steel, at least 2 mm thick, and vitreous enameled white on both sides, and with inscription in single red colour on front side as required. 6 Providing and fixing M. V. danger notice plate of 200 mm x 150 mm, made of mild steel, at least 2 mm thick, and vitreous enameled white on both sides, and with inscription in single red colour on fron side as required. 7 Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:5:10 (1 cement : 5 coarse sand (zone-III): 10 grades stone aggregate 40 mm nominal size) 8 Providing and fixing 11 KV HT insulation sleev and HT insulation tape in transformer open copper bar etc. as required. 9 Providing and making temporary arrangements for connection of 11 KV HT line from main incomer cable to out side over head 11 KV distribution system including disconnection of old cable from OCB and making new connection to new 11 KV 3x95 sqmm, Laying cable outside from sub-station etc as req. 10 Dismantling theexisting panel, copper ear thing strip, incoming and outgoing cable connections, switchgears, ACB’s, bus bars, including shifting the panel from the existing site and taking out from the sub station. 11 SITC of indoor type compartmentalized cubical panel of size suitable for 415 Volt, 3 phases, 50 Hz made out of 2mm thick CRCA sheet and depth up to 800 mm with required hardware duly painted with powder coated. The panel having separate detachable gland plate, hinged door, with locking arrangement, earth bar/stud, 1000A/415V 4 strip aluminum bus bar duly PVC sleeved, including electrical mechanical interlocking, connection inter–connection for incoming/Outgoing cables with the required current capacity bus bar links (as per direction of Engg in charge), space for 800A 4 Pole Air Circuit Breakers, bus couplers for two transformers, MCCBs. The panel should be mounted on MS Base frame 75 mm x 40 mm x 5mm of suitable size and should have the provision of following instruments mounted and including provision of outgoing cable connections bus bar links of required current carrying capacity etc as required. (Indoor Panel should be as per design & drawing approved by Engg in charge and comprising of Instruments):-a) 0-500 Volts, Digital voltmeter of size 96 Sqmmx96 sqmm with Selector switch-02 Setb) 0-1000 Amps, Digital Ammeter of size 96Sqmmx96sqmm type with Selector switch -02 setc) LED Pilot light (22.5 MM dia) with protection MCB’s- 06Nos)d) Alarm System - 01 Nose) Exhaust Fan for panel - 01Nos. 12 Providing and fixing of following accessories in the above/existing cubical panel as mentioned in the existing/new panels i/c connection inter-connection with aluminum bus bar of required size and current carryingcapacity etc as required as per direction of Engg in charge. (In item No 12) 13 800A, Air circuit breaker breaking capacity 50 KA manual draw out type 3 Pole Microprocessor based ET trip systems with thermal memory Conforms to IS/ IEC 60947-2 & 3,Zone Selective Interlocking, Fully rated neutral with inbuilt protection, Pre trip alarm & individual fault indicating LEDs ACB/Bus bar coupler MVS08N3MW6L comprising of Overload, Short-circuit, Instantaneous & Earth-faultprotections Schneider or equvilent make. 14 800A, Air circuit breaker breaking capacity 50 KA manual draw out type 4 Pole Microprocessor based ET trip systems with thermal memory Conforms to IS/ IEC 60947-2 & 3,Zone Selective Interlocking, Fully rated neutral with inbuilt protection, Pre trip alarm & individual fault indicating LEDs ACB/Bus bar coupler MVS08N4MW6L comprising of Overload, Short-circuit, Instantaneous & Earth-fault protections Schneider or equvilent make. 15 400 A 36 KA TP MCCB with thermo magnetic release cat no LV540306 Schneider 16 250A TP 25 KA MCCB with thermo magnetic release cat no LV525333 Schneider 17 125 A TP MCCB 25KA with thermal magnetic release LV516332 Schneider 18 Providing and fixing of tape wound current transformer 1000/5 in the existing panel i/c connections with 1.5 sqmm pvc copper wire in the existing panel at SN 3 (AE/L&T/Scheinder make) 19 Spreader Links for 400 Amp TP MCCB 20 Spreader Links for 250 Amp TP MCCB 21 Spreader Links for 125 Amp TP MCCB 22 Extended Rotary handle for 400 Amp TP MCCB 23 Extended Rotary handle for 250 Amp TP MCCB 24 Extended Rotary handle for 125 Amp TP MCCB 25 Electrical & Mechanical interlocking for circuit breakers
