PROVN OF POWER SUPPLY FOR PROJECT ASCON PH-IV IN SIG COY AT DALHOUSIE CANTT UNDER AGE(I) DALHOUSIE.

Supply ,Installation ,commisissing ,testing of dual FCBC (Float Cum Boost Controlled) 48 V 400 Amp 3 phase, 6 feeder battery charger and DC Distribution board in common cubicle complete with accessories. The charger is suitable for 415V +/- 10% AC input and the output is suitable to charge of 48V DC 800AH batteries and also supply load. The output voltage remains constatnt within +/- 2 % for AC input voltage variation 415 +/- 10% and Load variation 0-100%. Current Rating :400A Make: Statcon Energiaa/Baid power services (BPS)/Apex

Supply and install, DC distribution board ( 6 feeder) 48V made out of 3.0mm thick CRCA sheet epoxy coated, dust and vermin proof floor mounted with and including suitable size 40x5mm MS angle Iron stand duly painted and comprising of the following accessories :- (a) Incomer DC MCCB 400A - 01 No. (b) Outgoing - 06 Nos DC MCCB of 100A - 06 Nos for 6 feeders (c) Electrolite Three phase and neutral copper bus bar 600A. (d) DC voltmeter and Ammeter with shunt (e) Indicator lamps, and cable entry with gland plate all as specified and directed.

Supply, Installation, Commisissing, for sealed maintenance free VRLA battery bank 48 Volt. 800 AH consisting of 24 Nos. Cell of 02 Volt each complete with inter-cell copper connector, SS Nut bolt, MS Powder coated stand in factory charged condition all as per specified and directed. Make : Amara Raja Quanta/Exide Power safe or equivalent make of Amaron

Battery rack made out of 40x5mm angle iron and FI strip 5.0mm thick & connecting cable for SMPS all as per specified and directed.

Supply and fix copper wound voltage stabilizer for automatic operation, three phase, naturally oil cooled, indoor type & designed for input variation between 320 V to 480V with output voltagestabilized at 415V suitable for 48V 400A charger load with accuracy + 1% and speed of correction 8 volts per second and of capacity 50 KVA with over/under voltage and overload and single phase protection with input and output volt and ammeters.all as per specified and directed.

M & L for earthing complete with galvanized steel earth plate electrode 600x600x6mm thickness not less than 6mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below the normal ground level ) with top edge of plate not less than 1.5 mtr below the normal ground level connected to galvanized iron strip 32X6mm by means of nuts bolts,washers,check nuts of GI steel all as shown in electric plate no 3 of SSR -2009 Part II, all as specified and indicated complete and including charcoal dust,salt etc and GI protection pipe medium grade 40mm and GI watering pipe 20mm light grade with funnel and wire mesh ,40mm thick pre-cast RCC N-15 (nominal mix) cover reinforced with XPM weight not less than 4 kg /sqm with suitable handle of 6mm dia MS bar and angle iron 40x40x3mm frame for cover ,PCC M-15 (nominal Mix) pit,excavation and earth work in any type of soil and connected all as specified and as directed. Note: On testing after completion of the result not found below 5 Ohms earth resistance is not obtained the earthing will be redone at no extra cost.