REPAIR/MAINT OF ELECTRICAL INSTALLATIONS APFC PANELS AND SERVICE TRANSFORMERS AT MIL STN TALBEHAT

Amount

Disconnecting of transformer 200 to 250 KVA, 11 KV/433 volts indoor /outdoor type of any make after unscrewing nuts /bolts screws and connected accessories such as breather, conservator tank,temp gauge including removing top cover taking out core assembly draining out of Transformer oil, cleaning of tank of transformer, strip inspection of HT/LT winding taking out damaged insulation and cooling HT/LT if any, reassembling of transformer after replacing the damaged coil making necessary connection with LT/HT bushes/Tap changing gear so as to bring Transformer in to original one, filling of transformer oil, commissioning and testing complete including cork sheet 15 mm thick and tightening nuts and bolts, washers, aligned drain plug and other minor parts for repair replacement of defective accessories/defective parts(payment of defective parts to be replaced shall be measured and paid separately). Transportation of distribution Transformer to workshop for repair work and from workshop to back to the installation shall be contractors arrangement complete all as spfd and directed by EIC. NOTE:- The cost of defective parts to be replaced as required shall be measured and paid separately under respective item of Sch 'A' .

All as per item Srl No. 1.00 above but for transformer 160 to 100 KVA

M&L for Rewinding in replacement of HT coil with super enamelled copper winding cores of appropriate size and nos of turns along with insulating materials like latheorised paper insulations cotton, tape/empire tape, wooden block packing and PVC sleeves soldering and varnishing with insulating varnish heating drying complete.

M&L for Rewinding in replacement of LT coil with super enamelled copper strip of appropriate size and nos of turns along with insulating materials like latheorised paper insulations cotton, tape/empire tape, wooden block packing and PVC sleeves soldering and varnishing with insulating varnish heating drying etc. complete all as specified & directed.

M&L in replacement of HT 11 KV bush suitable for indoor/outdoor type 100 KVA to 250 KVA transformer complete all as specified and directed.

M&L in replacement of LT 0.433 KV bush suitable for indoor/outdoor type 100 KVA to 250 KVA transformer complete all as specified and directed.

M&L in replacement of brass stud 1 set of 03, brass nuts, brass cup/washers and packing gasket suitable for HT 11 KV bush of indoor/outdoor type 100 to 250 KVA Transformer all as specified and directed.

M&L in replacement for brass stud with brass nuts and washers for LT side suitable for Transformers 100 KVA to 250 KVA, indoor/outdoor including packing gasket complete all as specified and directed.

On line dehydration/filtration of transformer oil with centrifuge machine of pole mounted or on platform mounted of any capacity as specified and directed by EIC. NOTE:- (i) Dielectric strength of Transformer oil should be not less than 60 KV at 4 mm Gap complete all specified and directed. (ii) Payment of new Transformer oil required for topping up at the time of dehydration and filtration shall be made separately. (iii) The test certificate before & after dehydration/filtration will be carried out by contractor.

M&L for spray painting outer surface of Transformer with two coat of synthetic enamel paint 1st quality after scraping removing dust and rusting, washing and cleaning of old paint outer surface of Transformer of capacity 100KVA to 250 KVA complete all as specified and directed by EIC.

M&L in for replacement of transformer breather complete with silica gel for capacity 100 KVA to 250 KVA step down transformer all as specified and directed.

M&L in replacement of top gasket appx 15 mm thick suitable for step down transformer (11/.433 KV) up to capacity of 250 KVA Transformer complete all as specified and directed.

M&L in replacement of off Tap changer coil suitable for 100 KVA to 250 KVA step down transformer complete all as specified and directed by EIC.

M&L in replacement of temp gauge for 100 KVA to 250 KVA step down transformer complete all as specified and directed by EIC.

M&L for filling of Transformer oil as topping up to level of Transformer level indicator's mark having dielectric strength not less than 60 KV at 4 mm gap with confirming to IS-335 by heating up and after filtration.

M&L for checking of APFC panel of any size and any capacity with minimum requirement of material like relay, contactor, CT etc all as per site requirement complete all as directed. (Note : Quoted rates shall be deemed to include opening of panel accessories and taking the defective items to the approved workshop for relay adjustment with reference to variable capactior acoording to load requirement, entire APFC panel should be capable of improvement of PF upto 0.995 on the average of monthly consumption, at the different loads of Pump set and during the off load entire installation even at No Load. .Spares like contactor, capacitor bank, relay, indicator lamp with holder shall be measured and paid separately.

The Following items supply only:-

CT 60/5 round

Nippan APFC 8 step 1 CT 96*96

Thimble 70 mm ALU

Thimble 95 mm ALU

ESBEE Push Button RedThible ring type 10 mm

Volt meter

Ammeter

Indiactor Lamp with holder (RYB)

MCB TP 20A

MCB TP 10 amps

MCCB DU 100 H 63 Amps 3 Pole

MCCB DNO 63 A 4 pole (25K)

Contactor MOC 8.5

Rotary switch 61025 6 Amps

ASS 6 Amps

VSS 6 Amps

Capacitor 1 KVAR Round Model

Capacitor 2 KVAR Round Model

Capacitor 3 KVAR Round model

Capacitor 4 KVAR Round model

Capacitor 5 KVAR Round Model

MCB Sp 6 Amps

Panel Cooling Fan 4 inch

Contactor MNX 12 Amps

ESBEE Modular contact block NC

ESBEE Modular contact Block NO

FTC Fus terminal FL 4 P

PVC flexible copper cable 1.5 Sqmm single core

Thimble ring type 10 mm

FTC Toggle switch 6 A 3 way T 63

M&L for Earthing complete with galvanized steel earth plate electrode 60cm X 60 cm x 6mm thick buried directly in ground (earth pit not less than 2.25m deep below normal ground level) with top edge of the plate not less than 1.5m below ground level earth plate connected with GI earthing strip (32x6mm) as earthing lead for transformer/feeder pillar box etc. by means of bolts, nuts, check nut and washers of galvanized iron all as shown in Electrical plate No.3 of MES SSR part I and testing on completion including necessary excavation and earth work, adequate common slat, charcoal dust and funnel PCC (1:3:6) type C-1 pit with pre-cast RCC (1:2:4) type B-1 cover, 40mm thick reinforced with 6 mm dia bars, MS bar 3 Nos both ways funnel with 20mm dia GI medium grade watering pipe and earthing lead 40mm light grade protection pipe complete all as specified.

Cleaning Installation/transformer area, bushes and grass cutting including removing cutting materials complete all as specified and directed by Engr-in-charge.

Note :- Debris obtained from all items should be removed in low lying areas as directed by Engr-in-charge out of MOD Land. (Rates quoted for items are deemed to be included for this, where removal of debris in the items is not considered.)

M/S A.R BUILDERS (BID ID -3325416)

M/s Dinesh Kumar (BID ID -3328042)

M/S JAI BALAJI TRADERS (BID ID -3327813)

M/s Indu Enterprises (BID ID -3325861)

PRATAP CONSTRUCTION (BID ID -3324459)

M/S SHIVA TRADERS (BID ID -3327137)