Provn of Trolley mounted standby Transformer of capacity 400 KVA at MFFR under GE (N) Bikaner

Amount

Supply, installation, commissioning & testing of Transformer HT 11 KV 3 Phase, LT 433 Volts 3 Phase 4 wire, 400 KVA capacity, copper wound, step down, outdoor type, oil cooled, Energy Efficiency Level-2, all as per latest IS (IS-1180), including initial oil filling to appropriate level with desired dielectric strength, with & including all standard fittings/accessories such as cable termination box with disconnecting facility for 11 KV XLPE cable at 11 KV side, arrangement for connecting busbar trunking with neutral brought out as earthing terminal, Off load changer +2.5% to -5% in steps of 2.5% (No. of tap position -04 Nos), Bi-directional roller (04 Nos), conservator with drain valve, earthing terminals 02 Nos of the body of transformer, double diaphragm explosion vent, radiator with top & bottom shut off valve, Silica gel breather with oil seal, rating and diagram plate, Air release plug, Winding Temperature Indicator (WTI). Oil temperature indicator, Magnetic oil level gauge, Marshalling Box, lifting lugs, etc complete all as specified and as directed.

Supply, laying, jointing and testing HT XLPE (cross linked polyethylene) insulated, screened, PVC bedded, galvanised steel strip or wire armoured electric power cable (heavy duty) with aluminium stranded conductor 11000 Volt (Earthed) grade of cross sectional area 95 sqmm, 3 core laid in trenches/ducts, through pipe, under floors or roads/ along poles etc complete all as specified & as directed.

M&L for cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 sqmm to 95 sqmm complete all as specified & as directed.

Material and labour for Trolley for Transformer, size of top platform of Trolley shall be suitable for Transformer of capacity 400 KVA as per transformer manufacturer’s instructions/recommendation but shall not be less than 3.05 metre x 1.83 metre x 0.46 metre, factory fabricated, two sides openable, made of MC 100 channel for main bottom frame, MC 75 channel support frame, MS sheet 3mm thick, four wheels of size 600-16 and one spare wheel, with tyres & tubes of make – Ceat/MRF/Apollo/JK, complete with rim, ADV axles 50mm, heavy duty toe hook, Hydraulic Jack of suitable capacity, Leaf spring based suspension system and shockers, Idling screw jacks (04 Nos) fixed on trolley to have 80mm clearance for tyres from ground level for idle period for lifting of trolley to avoid damage to wheels/tyres and leveling of transformer, traffic reflectors of 100mm dia (total 08 Nos fixed @ 2 Nos at front, back & both sides), mechanical hand break, mud guard on all wheels, tool kit cabinet with ring spanner set, suitable turning radius not less than 45 degree, all accessories for smooth functioning of trolley and other connected items and fittings suitable for carrying of 400 KVA capacity transformer including cutting, welding work, etc and spray painting with two coats of synthetic enamel paint of approved tint over a coat of red oxide primer after preparation of steel surfaces etc, complete all as specified and as directed. Note :- Trolley shall be inspected by the Engineer-in-Charge in factory premises before dispatch of Trolley. Contractor shall intimate the planned date of inspection to the Engineer-in-Charge well in advance for the inspection in factory premises by Engineer-in-Charge. Cost of minor addition/alteration if any required in Trolley as directed by Engineer-in-Charge (the decision of GE will be final and binding regarding extent to which the change can be considered as minor addition/alteration) shall deemed to be included in the quoted rates.

Supply, laying, jointing and testing LT XLPE (cross linked polyethylene) insulated, screened, bedded, galvanised steel strip or wire armoured electric cable (heavy duty) with aluminium stranded conductor 1100 Volt grade cross sectional area 95 sqmm 3.5 core laid in trenches/ducts, through pipe, under floors or roads/ along poles etc complete all as specified & as directed.

Supply only earthing lead made of 100 metre long Single Core PVC Insulated Copper Conductor (Unsheathed) flexible Cable of size 25 sqmm, 1100 Volts grade, ISI marked, with and including heavy duty copper thimbles fixed at both ends of cable, complete all as specified and as directed.

ALPHA ENGINEERING COMPANY

M/s Rohit Construction Co.