Essential work of different type Substation up to 1000 KVA under EE(E) Rohini, Delhi

Amount

Servicing of 630/800 Amp OCB / VCB complete with cleaning, alignment, adjusment of gaps between phase to phase, lubricating all moving parts, adjustment for smooth mechanical operation etc complete as required.

Servicing/Calibration of Aux master relay with secondary injection test set i/e.cleaning, servicing of contacts, tightening of loose contacts, testing, repair etc complete as required.

De-hydration of transformer oil for 630/1000 KVA with filter machine at site to maintain the break down value, die electric strength of oil up to 50 KV including providing oil testing facility at site as reqd.

Supply & fixing of power pack unit having input 220 Volt AC and out put 24/48/110 Volt DC i/c. making inter connection suitable for existing HT system etc. complete as required.

Supply and fixing of 88 AH initially charged Battery in Battery charger for H.T panel with wiring and connection, testing etc. complete as required

Checking & arresting of Oil Leakages from 630/1000 KVA transformer at Site. The job scope as mentioned includes : a) Dismantling of LT cable’s / Bus- Bar’s connections & dismantling of L.T. Bushing Rods. b) Dismantling of Main Top cover / inspection window of Transformer. After draining of oil of Transformer into drums. ( as per requirement) c) Replacement of Cork rings set along with new Teflon rings of all phases for arresting oil leakages. d) Fixing of all terminals & Bus-bar’s connections & making adjustments. e) Replacement of cork gaskets, oil rings of inspection window side & Buckolz relay side & pipe line also for arresting leakages, if any. f) Re-filling of oil into transformer & examining of leakages for improving breakdown value of oil complete as reqd.

Servicing of 800 to 2500 Amp ACB Complete with cleaning, alignment, adjusment of gaps between phase to phase, lubricating all moving parts adjustment for smooth mechanical operation etc complete as required.

Supply and fixing of HT indoor type joint with testing, complete as required.

Supply and fixing of electronic IDMT Relay with testing, complete as required. Make- L&T/ Siemens.

Supplying, installing, testing and commissioning of 1000 Amp., 3 pole air circuit breaker, Manual draw-out type in the existing LT power supply panel in the sub-station i/c carrying out the required modification for proper mounting of the ACB, in the panel and in the associated incoming/outgoing bus bars etc. of the panel, also providing suitable interlocking connections, control wiring, end terminations etc. complete as reqd as per the site requirement to complete the job. (Make: L&T/ABB /Siemens / Schneider )

Servicing and cleaning of 1000 / 750 / 630 KVA, 11 KV / 415 Volt Dry type transformer i/c flexible joint connection and checking tempreture relay for its operation, tightening of HT/LT connection and adjustment of tripping, meggering, high port testing, checking protection etc. complete as required.

Supply and fixing of Vaccum interrupter bottle 630 Amp. Make Alsthom assembling with connection, testing, complete as required.

Supply and fixing of APFC Micro processer relay with calibration, testing etc. complete as required. ( 8 Stage / 12 Stage )

Supplying, Laying and fixing of HT - 11 KV, 240 Sq. mm, Aluminium Armred power cable i/c connection, Testing etc. complete as required.

Supply and fixing of 250 Amp., 3 Pole MCCB, 35 KA rating, i/c dismantling of burntout MCCB and re-connection of New MCCB, complete with testing etc. complete as required.

Supply and fixing of 400 Amp., 3 Pole MCCB, 35 KA rating, i/c dismantling of burntout MCCB and re-connection of New MCCB, complete with testing etc. complete as required.

Supply and fixing of T & C switch with wiring, connection, testing etc. complete as required.

Supplying, installing, testing and commissioning of 1600 Amp., 3 pole air circuit breaker, Manual draw-out type in the existing LT power supply panel in the sub-station i/c carrying out the required modification for proper mounting of the ACB, in the panel and in the associated incoming/outgoing bus bars etc. of the panel, also providing suitable interlocking connections, control wiring, end terminations etc. complete as reqd as per the site requirement to complete the job. (Make: L&T/ABB /Siemens / Schneider )

Supplying and fixing of Digital type, Voltmeter up to 500 Volt, size 96 x 96 sq. mm, Make:- Trinity / L&T/ Slic, complete with wiring, connection, testing etc. complete as required

Testing and maggering, p.c testing, insulation testing and rectification of mouster in bus bar, insulator, in-coming, out-going and H.T Cable box, Heating of complete P.T, C.T testing etc. complete as required.

Supply and fixing of Digital type, Ammeter up to 2500 Amp. Size 96 x 96 sq. mm, Make :- Trinity / L&T/Slic etc. complete with wiring, connection, testing etc. complete as required.

Supply and fixing of shunt trip coil, input voltage 110 volt with wiring, and connection, testing, complete as required.

Supply and fixing of indication lamp with holder assembly 230 V AC / 24 DC / 48 V DC / 110 V DC, complete as required.

Supplying & filling the transformer oil, sealed pack drum including transportation charges etc. ( Make : M/S Power oil /Savita with ISI marked having 50 KV R/C)

Supply and fixing of 11 KV, HRC fuses with testing etc. complete as required.

Supply and fixing of spares bottom cluster contact and testing etc. complete as required.

Supply and fixing of M-610 / M-16 top fix contact and testing etc. complete as required.

Supply and fixing of New bus trunking insulator in transformer to LT Panel i/c tightening the nut bolt connection etc. complete as required.

SITC of super heavy duty capacitor in the existing capacitor panel suitable for working of 440V AC supply, including removing of faulty capacitor etc complete as required. (Make: Neptune/ Siemens/ Schander) 5 KVAR

SITC of super heavy duty capacitor in the existing capacitor panel suitable for working of 440V AC supply, including removing of faulty capacitor etc complete as required. (Make: Neptune/ Siemens/ Schander) 10 KVAR

SITC of super heavy duty capacitor in the existing capacitor panel suitable for working of 440V AC supply, including removing of faulty capacitor etc complete as required. (Make: Neptune/ Siemens/ Schander) 15 KVAR

SITC of super heavy duty capacitor in the existing capacitor panel suitable for working of 440V AC supply, including removing of faulty capacitor etc complete as required. (Make: Neptune/ Siemens/ Schander) 25 KVAR

Supply and fixing of current transformer in existing HT panel having CT ratio of 200/5 Amp for protection and metering including testing wiring and installation in the existing H.T. panel including connections, testing and commissioning etc. complete as required as per site requirement.

Supply and fixing of current transformer in existing LT panel, having CT ratio up to 2000/5 Amp. for protection and metering, including testing, wiring, and installation in the existing LT Panel including connections, testing and commissioning etc. complete as required as per site requirement.

Supply and fixing of 70/100 Amp. Power Contactor with wiring, connection, testing etc. complete as required.

Supply and fixing of 40 Amp. Power Contactor with wiring, connection, testing etc. complete as required.

Supply and fixing of Transformer temperature monitoring relay with wiring, connection, testing etc. complete as required.

Supply and fixing of MIC contact for 1000 Amp up to 1600 Amp complete with testing etc. complete as required.

Less credit on account of dismantled material.