PROVN OF 250 KVA TROLLY MOUNTED TANSFORMER AT ICGS JAKHAU AND STABLIZER FOR AIR CONDITIONER AT CGRA NALIYA AND

Amount

Supply, install, testing and commissiong of transformer step down 11/0.433 KV with HT 3 phase and LT 3 phase 4 wire system copper wound with off load tap changing arrangement on HT side for a variation of secondary voltage +/- 7.5% insteps of 2.5% continuous rating of 250kVA outdoor type conforming to IS:1180 with and including the following :- (a) Lifting lugs/hooks for transformer and tank (b) Earthing terminal rating and diagram plate (c) Air release device. (d) Oil filling inlet pipe with plug (e) Drain outlet pipe with brass gate valve with dummy plug (f) Conservator with level gauge (g) Silica get breather (h) First oil fill up upto the recommended level by manufacturer with new oil conforming to IS 335 (j) Type of connectioin ; Delta/Star. (k) Type of cooling : ONAN (l) Vector Group DYN 11 (m) Type of connecting aggrangement : Cable termination boxes on both HT and LT side (n) Temperature rise over an ambient of 50 degree centrigrade maximum. (o) All necessary arrangement with devices for measureing the termerature of core, winding and oil. (p) In addition to the above all standard fittings shall be provided as per IS norms

Material and labour for four wheeler (7.50X16 size) with rims mounted) trolley made out of strutural steel such as channels,angles,suitable for 250 KVA outdoor transformer with cushionig arrangement by leaf springs and shockers between platform and axles ,complete with towing arrangement,tool kit cabinate with ring spaner set, jalli(XPM) around platform on angle iron frame of size 40x40x5 mm, opening arrangement from both side with locking arrangement for loading and unloading transformer including welding ,bending and drilling holes. Spray painting with two coats of synthetic enamel paint over a coat of primer overall surfaceoxide paint and two coat of oil paint outdoor transformer ,having shock absorbes,jack ,handle break with eye hook attachement for mover,with chassess of suitable roller bearing capacity for transformer weight etc complete with all accessories for smooth functioning of trolley complete all as per manufacture instruction all as specified and directed by Engr-in-charg as specified and directed.

Supply & testing HT cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty) with stranded aluminum conductor, 11000 volts grade, of size 95 sq mm, 3 cores.

Supply & testing LT cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty) with stranded aluminum conductor, 1100 volts grade, of size 240 sq mm, 3.5 cores.

Supply and fix cable jointing kit for 11 KV grade, 3 core 95 sqmm cable for outdoor termination, heat shrink type, joint complete with jointing material and accessories suitable for XLPE, armoured, Al conductor cable complete all as specified and as directed.

Supply and fix Voltage stabilizer for automatic operation, single phase naturally air cooled indoor type & designed for input variation between 130 V to 300 V with output voltage stabilized at 230 V with accuracy of ± 2.5% and of capacity 4 KVA Make-V-Guard Model:-VM-400 Digital

Supply and fix Voltage stabilizer for automatic operation, single phase naturally air cooled indoor type & designed for input variation between 130 V to 300 V with output voltage stabilized at 230 V with accuracy of ± 2.5% and of capacity 5 KVA Make-V-Guard Model:-VGB-500 Digital

Anil Builders

KALIKAY ENTERPRISES

Vijay Construction Co

M/s SK Traders

MUKUL ENGINEERING

Krishna Engineering