PROVISION OF 01 X 600 KVA TROLLEY MOUNTED TRANSFORMER ALONGWITH ALLIED SERVICES AT JAISALMER MIL STN UNDER GE(A) JAISALMER

Amount

Supply and Installation, testing and commissioing of AC, 3 Phase, 50 Hz 630 KVA Capacity transfomer step down outdoor type 11/0.433 KV (at No load) 50 Hz copper wound, oil cooler(ONAN) complete with oil tank including first fill of ISI marked insulating oil up to top level, oil level indicater, breather with Silica gel, lifting hooks, drain valve, air vent valve, tackel wheel with channel and locking arrangement to put on the plinth with external cooling tubes, Core type, delta connected on primary side (HV) and star connected on secondary side LV) in accodance with vector symbol DYN-11 (vector Group-4) with neutral brought out on secondary side (LV Side) OFF load tap Changer with mannual voltage regulation 0.433 KV in suitable steps/position on HV side to give output of 0.433 KV on LV side and provision of following accessories and connecting with electrical system, earthing etc. including all jointing materials, testing and commissioining all as per IS 1180-2014 and energy efficiency level-II including filling of trasformer oil having confirming to IS : 335-1993 and shall comprise of the following for mounting on trolly as per manufactures direction

Porclain HT bushings 03 Nos with brass/gun metal bushingrods complete with nut and washers on primary(HV) side, suitable for HT, 11 KV, XLPE Cable of size 3 Core 95 Sqmm.

Porcelain bushings 4 Nos with brass/gun metal bushing rods complete with nut and washers on secondary(LV) side.tor with filter typedrain valve and oil level gauge.

Porcelain bushings 4 Nos with brass/gun metal bushing rods complete with nut and washers on secondary(LV) side.

Oil conservator with filter typedrain valve and oil level gauge.

De-hydrating breather with first fill dehydration agent (Silica gel).

Explosive vent.

Thermometer pocket on tank cover.

One No 100MM dia, dial type thermameter, vapour pressure type having range 0-120 degree celsius with metal guard having minimum perimeter reading temperature indicator with resisting device for transformer.

Two earthing terminals to be provided diagonally on either side of tank cover to facilitate fixing of 50x6 mm galvanised iron earth strip for earthing of neutal and body.

Rating plate and terminal marking .

Oil level gauge.

Oil drain filter valve.

Lifting lugs.

Oil filling hole with cap/plug with connecting plate complete.

Air relief valve plug,

Four plain solid cast steel detachable rockters.

First filling of new and unused transformeroil IS-335/93(Fourth revision) marked filtered and tested up to 45 Kv dielectric strength 2.5mm air gap between testing electrodes.

Separate neutral bushing to be provided for earthing.

Provision of 2 Nos danger boards 250/200 mm size made out of 1.6 mm thick plate, viterous enamele white, with letters figures of voltageand conventional skall and benes insignal red colours on frant side. The rear side of the plate also be enamelled.

Any other fittings/accessories so as to confirm the whole transformer to 1180 : 2014.

Range (+) 7.5% to (-) 7.5% instep of 2.5% each, 7 steps.

Supply and laying HT XLPE insulated , screened, PVC bedded , galvanised steel strip or wire armoured , electric power cable (Heavy duty) with alluminium conductor, cross sectional area 95 sqmm 3 core 11000 Volts (Earthed) grade complete all as specified & directed by Engr-in-Charge.

Supply and fix end cable jointing kit for 11 KV grade cable for out door termination Heat shrink type joint complete with jointing material and accessories suitable for cable 3 core 95 sqmm XLPE insulated armored with aluminium conductor 11000 volts.

Supply, installation, commissioning and testing of LT FP box (CPRI Approved) outdoor type 415 Volts, 50 Hz, 3 Phase 4 wire supply Padastal mounted double door center opening with lockng arrangement , factory assembled,CPRI approved, weather and vermin proof (protection class IP-54) canopy on top, outer door made out of 3.15 mm thick CRCA sheet for individual hinged type door for MCCBs , powder coated and supported on 50 mm x 50 mm x 6 mm angle iron frame and 3.15 mm thick MS rubber beading , complete to accommodate including the following:-

Alumnium bus bar4 No's of rating 800 Amps mounted on heavy duty rubberised/porcelene support two set (Vertically and horizontaly)

MCCB 630 Amps 50 kA 4 Pole adjustable type -01 No (incoming) (ICU = 100% Ics)

MCCB 400 Amps 25 kA 4 Pole adjustable type -01 No. (Outgoing) (ICU = 100% Ics)

MCCB 250 Amps 25 kA 4 Pole adjustable type -02 Nos. (Outgoing) (ICU = 100% Ics)

Digital type Ampere meter 0-50 Amp-01 No

Indicating lamp LED type set of three -01 No

Danger Notice board for LT 415 Volt.

Supply, fabricated and design trolly 4 wheeler trailer for transformer of capacity 630 KVA having following specifications :- (a) Trailer Size 12 x 6 1/2 x 3 feet. (b) Base Frame 150 x 75mm channel. (c) Leaf spring 70 x 11 x 900, 13 leaf each structure-04 Nos (d) Axle 2 Nos 65 x 65 mm Square. (e) Tyre 7.50 x 16-04 Nos of make Appollo/JK. (f) Plateform sheet 2.5mm thickness complete all over. (g) Side and front wiremesh 4mm with 35 x 5mm Angle all around. (h) One Panel stand 40 x 5 mm Angle. (j) Triangular bar 75 x 40 with 32 mm Hook. (k) Turn Table on Front Axle with 40X5 Ring Circle. Note :- Any Item missing but required for functioning of trolly trailer will be the part of quoted rates.

SHARMA CONSTRUCATION COMPANY