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| 1 | All in all comprehensive maintenanceof 11/0.415 KV or 33/0.415 KV Distribution sub station including 11 KV circuit Breaker , Transformerand its complete accessories , Auto transfer switch ,repairing of LT/HT cables with terminations, LT panel with complete accessories , APFC panel , Sub station Earthingsetc with maintaining of Log Books complete in all respect but excluding of transformer oil as and when required. |
| 2 | Up to 500 KVA sub stationjo per KVA/month 315x02 nos for 12 month |
| 3 | Repairing Serviceing,& Reinstallation of 315 KVA 11/0.433 KV Delta Star Connected Copper wound Transformer ( Make PRAKASH ) as per original winding Charecteristics (Old material shall be retain by the contractor) etc. as required complete in all respect |
| 4 | Replacement of existing transformer Oil (Old oil shall be retained by Contractor) |
| 5 | Replacement of packing Seal / Gasket of 315 KVA copper wound Transformer complete as required |
| 6 | Replacement of HV side Bushing brass Stand (Metal parts) of 315 KVA copper wound Transformer complete etc as required. |
| 7 | Replacement of Temp Meter of 315 KVA copper wound Transformer complete etc as required. |
| 8 | Replacement of Breather of 315 KVA copper wound Transformer complete etc as required. |
| 9 | All in all comprehensive maintenance including servicing , replacement of fuel - filter, coolant ,lubricating oil etc of Diesel Generating set including auto mains failure(AMF) panel , change over switch , earthing etc as per OEM guidelines and maintenance manual complete in all respet. (Excluding replacement of only batteries as and when required.) |
| 10 | Up to 62.0 kvaDG set per kva.month (62.5+50 =112.5 KVA) nos set for 12 month |
| 11 | above 62.5 kva DG set add @ 20/per kva month (250+125+160+100=635 KVA) kva for 12 month |
| 12 | All in all comprehensive maintenance of Automatic power factor correctionpanel includingrepair / replacement of defective componenets to maintain the power factor as per Discom\"s permissible limit and without any penalty or surcharge. |
| 13 | Up to 125 KVAR capacity APFC panel job per kvar per month 100 kvar x02 nos for 12 month |
| 14 | Supply, Installation, Testing & Commissioning of 150Ah 12 V Tublar Lead Acid Battery Conforms to IS 13396-1992, High capacity plates ensure higher cranking ration works in temp. renge - 18 degree to 55 degree C, strudy PPCP (Polyopropylene coploymer) contains for durabilitty, Non spill vent plug with flame arrestor ceramic disc, heavy duty pillar & termination to withstand heavy currents, making duly connection. All as per approved by Enginner in charge. For additional technocal parameters of products /work rerer annexure \" A\" atteched with PWD Electrical BSR 2022 |
| 15 | Providing & Fixing of IP54 microprocessor based 3 CT’s for all 3 phase sensing compensation power factor correction relay Size 139mm x 139 mm, Operating Voltage 415/440 V , IEC / EN 61000-6-(2&4) having 3 CT sensing, sensitivity up to 50 milli amp secondary current , self analysing auto c/k setting according to targeted power factor setting, the relay shall have digit display unit for display of real power factor, targeted power factor, lag/lead capacitor switching status, alarm output for under current, over current, insufficient compensation, communication interface with RS 485, indication of switching on units, auto/manual status, and shall have over load protection, no volt release , having multi parameter like KW, KVA, KVAR, RMS Value, step switching time 2 sec to 1800 sec. Lead & Lag parameters, metering facility and 3 no. Class- 0.5 Cast Resin CT ( refer CT specs in this chapter )for sensing the relay including making coonection with 1.5 Sq.mm copper wire etc. as required. All as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure \"A\" attached with this BSR . |
| 16 | 12 to 14 stage |
| 17 | Providing & Fixing of 110/220 V, unibody LED Indicating lamp IEC 60947 with integral circuit, IP 65 above panel & IP 20 terminal block, Approx. body dia for panel not less then 20 mm, length min. 50mm, front LED cover dia min. 29 mm, contact material phospher bronze for Led, PCB contacts shall be of brass (tin plated), impulse dielectric tested for 2.5 KV, Rated insulation resistance shall be 100 M ohm at 500VDC including connection etc. as required. All as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure \"A\" attached with this BSR . |
| 18 | Red/yellow/Green colour |
| 19 | Providing & Fixing of BIS approved Current Transformer as per PWD specification for electrical Works ,ISI marked as per IS 2705-1992/ conforming to IEC 60044-1, with secondary terminal of CT shall be brought out suitable to a terminal block which shall be easier accessible for testing and terminal connection , with all necessary support in existing panel including connection etc. as required Current transformer Ring Type Tape Wound/Resin Cast Wound as per IS 16227 with, Accuracy Cl, CT ratio and burden as specified. ISF<=5, Cu cross section of secondary wire 1.5sqmm (minimum), including all necessary support in existing panel including connection etc. as required . All as per pre approved by Engineer in charge.All as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure \"A\" attached with this BSR . |
| 20 | C T Class 1, Ratio 400/5 to 1200/5, Burden 15 VA |
| 21 | Providing & Fixing of self healing IP20 MPP type shunt capacitor (banks) conforming to IS:13340-41 / IEC :831-1&2 OR IEC : 60831-1& 2 in existing panel or parallel with load terminals , the capacitor shall be fitted with discharge resistors, pressure sensitive disconnector ( PSD ) and shall have dissipation factor less than 0.0025 at 50 Hz, Operating loss less than 0.30 Watt per KVAR. Min over current capacity 1.8 times rated current & peak inrush current min. 300 times of rated current, llife expectancy greater than 100000hrs (temp class - 25 D) in 440 V/480 V Capacitor and for 525 V should life expectancy minimum 1,65,000 hrs (temp class - 25 D) including making connections, testing etc. as required.All as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure \"A\" attached with this BSR . |
| 22 | Heavy duty Three phase 440 V, 50 Hz cylindrical type capacitor (Bank) |
| 23 | Providing & Fixing of AC operated heavy duty 230 /440 Volt power contactor as per PWD specification for electrical Works, ISI marked IS/IEC 60947-4-1 : 2000 having provision of mechanical interlocking, auxilary contacts, Din rail mounting type including making connections, testing etc. as required. All as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure \"A\" attached with this BSR . |
| 24 | 3 pole Power contactors with following AC 3 Rating |
| 25 | Up to 12 Amp |
| 26 | 13 to 25 Amp |
| 27 | 40 Amp |
| 28 | 50 Amp |
| 29 | Providing & Fixing of 240/415 V AC MCB with positive isolation of 10 kA breaking capacity (B/ C/D tripping characteristic as per type of load andsite requirement) 4 KV impulse withstand voltage, ISI marked IS 8828(1996) / conforming to IEC 60898-1 2002, IEC 60947-2, low watt losses, trip free mechanisum , energy limiting ofclass 3 as per IEC,minimum phase termination capacity of 35sq.mm. , conductor line load reversibility , IP 20 contact protection and fitted inexisting distribution board/sheets, minimum electrical operation 20,000 upto 20 A rating and 10,000 upto 63 A, 5000 for 80 A & above ratingincluding making connections, testing etc. as required. OEM shall have submitNABL / CPRI / ERDA accrediated lab type test reports& All as per pre approved by Engineer in charge. For additional technical parameters of product / work refer Annexure \"A\" attached with this BSR |
| 30 | Triple pole MCB(With B/C curve trippingCharacteristics) |
| 31 | 50/63 A rating |
| 32 | Supplying and drawing FR PVC insulated & unsheathed flexible copper conductor as per PWD specification for electrical Works with ISI marked (IS:694) and as per IS 8130 : 2013 of 1.1 kV grade . Wire should be made from99.90 % purity copper, class 2 stranding in acc. to IS:8130/IEC 60228 forlower watt loss , oxygen free for less chances of oxidization, insulation PVC type A/C/D , flame retardant as per IS 10810-53, better amperage rating as per IS:3961 part 5,in existingsurface or recessed PVC/ MS conduit/casing capping making connections with Copper Lugs of suitable size, Ferrules,testing etc. as required. OEM Must have its own in house NABL lab setup for all testing facilities for wires. For additional technical parameters of product / work refer Annexure \"A\" attached with this BSR |
| 33 | 1 x 2.5 sq.mm |
| 34 | 1 x 4.0 sq.mm |
| 35 | 1 x 6.0 sq.mm |
