CWE/HSR-27 OF 2022-23 SPL REPAIR TO VCB, RMU AND ALLIED WORKS AT CERTAIN LOCATION AT HISAR MIL STN UNDER GE HISAR

Amount

Disconnecting the AC and DC electric supply of voltage stablizer servo controlled, transport to civil workshop, opening, dismantling voltage stablizer servo controlled 3 phase input voltage 300-480 Volts and output voltage 385-415 Volts AC supply, 50 Hz of 100 KVA capacity removing unserviceable/ defective parts including cleaning and servicing, top up the oil etc complete and replacement of unserviceable parts with new one, winding the coils and reassembling and transporting back at site and testing on full load complete all as specified and directed. Note:- (i) Spare parts to be replaced and oil filling to be measured and paid seperately under relevant items. (ii) The voltage stablizer servo controlled shall be dismantle in the presence of Engineer-in-charge or his rep. (iii) The spare parts replaced shall be of existing make or equivalent as approved.

S&F in replacement of servo control card of existing size and make

S&F in replacement dimmer of motor 10 kg as per existing

S&F in replacement of transformer 24 volt as per existing

S&F in replacement of gear of teeth as per existing

S&F in replacement of low and high cut off of transformer 24 volt as per existing

M&L for rewinding of coil of gauge 150 Amps as per existing

S&F in replacement of SPDT switch as per existing

S&F in replacement of pot switch as per existing

S&F in replacement of relay as per existing

Supply and top up the transformer oil

Supply and fixing in replacement Air Circuit Breaker 4 Pole, 415 V, Manual Drawout type with Intelligent micropro releases with communication protocol (modbus / profibus) RS485 Modular construction with most compact dimensions, High mechanical & electrical operating Life, Conforms to IS/IEC 60947-2 & IEC 60947-2 of capacity 800 Amps 65 KA with spreader terminals and all fixing arrangement in existing panel complete all as specified and directed by Engineer-in-Charge.

Supply and fixing in replacement Air Circuit Breaker 4 Pole, 415 V, Manual Drawout type with Intelligent micropro releases with communication protocol (modbus / profibus) RS485 Modular construction with most compact dimensions, High mechanical & electrical operating Life, Conforms to IS/IEC 60947-2 & IEC 60947-2 of capacity 1250 Amps 65 KA with spreader terminals and all fixing arrangement in existing panel complete all as specified and directed by Engineer-in-Charge.

Earthing complete with Galvanised steel earth plate electrode 600 x 600 x 6 mm buried directly in the ground vertically to depth not less than 3 Mtr below the ground level with the top edge of earth plate, depth not less than 2.25 Mtr below the ground level connected to GI earth strip of 25 mm x 4 mm size by means of bolts, nuts and washers protected by GI tubing light grade 40 mm dia uptoTest point 20 mm dia watering pipe with funel & wire mesh, PCC pit in PCC 1:2:4 using 20 mm stone aggregates chamber 40 mm thick RCC cover slab (1:2:4) type B-1 using 20 mm graded stone aggregates complete all as specified and shown in electrical plate No.3 of SSR Part-I including earth work in any type of soil ,removal of surplus sil and providing charcol dust & salt layers all around the earth plate upto 15 cm all as required specified & directed by engr in charge ( Note:- Up to 7.5 Mtr length of pipe of 40 mm dia and GI strip shall be deemed to be included in unit rate quoted by tenderer GI pipe and GI strip beyond 7.5) will be measured separately under respective item

Labour only for shifting & refixing the serviceable MCCB/ACB in any existing panel whose MCCB/ACB got damaged/Burnt complete with all accessories as specified and directed by Engineer-in-Charge.

Supply, laying and testing in replacement single core LT cable XLPE Insulated, screened, PVC innersheathed, unarmoured, electric power cables with stranded aluminium conductor of size 150 sq mm

Supply, laying and testing in replacement single core LT cable XLPE Insulated, screened, PVC innersheathed, unarmoured, electric power cables with stranded aluminium conductor of size 240 sq mm

Disconnecting and taking out non functional VCB of any make of rating 11 KV, 800 Amp/ 1250 Amps dismantling / opening of the VCB for servicing / overhauling taking out and removing unserviceable/ defective parts including cleaning and servicing, greasing , oiling of the parts etc and replacement of unserviceable parts with new one, reassembling the VCB after overhuling / servicing and its testing complete all as specified and directed. Note :- The quoted rate of the contractor includes for fixing the serviceable parts in position and replacement of unserviceable parts with new parts. The new replaced parts shall be measured and paid separately under appropriate item of Sch 'A' as supply only.

Supply only spring charging motor & gear assembly 110V AC/DC

Supply only gear set assembly .

Supply only Closing coil assembly 24 Volt

Supply only Tripping coil assembly, 24 volt

Supply only TNC Selzer Switch

Supply only over current and earth fault relay suitable for existing VCB panel including taking down old unserviceable one complete all as specified and directed. Make: L&T Modeel No:MC61An400/Schneider/HPL/Indo Asian or equvivalent.

Supply only Vacuum Interruptor VI(4' dia) Type WL33379 M3+, Make CG

Supply only breaker operating mechanism of VCB Make CG

Disconnecting & replacement of vacuum circuit breaker panel's defective indicating lamps LED,24V,2 Watt with holder,any type ( Red/ Green/ White/ Amber /blue)

Disconnecting & replacement of vacuum circuit breaker panel's defective Phase indicating lamps 110V AC with holder (Red/ Yellow / Blue)

Disconnecting & replacement of vacuum circuit breaker panel's defective Bakelite HRC fuse base with carrier 2A,4A,6A,10A and 50 A

Disconnecting & replacement of vacuum circuit breaker panel's defective Digital Ammeter 96mm x 96mm 16range 100/1600 AC, input 5A AC, Auxillary supply 110V AC, 50H2 + 1% of fs + 2 digits.

Disconnection & repairs to vacuum circuit breaker panel incl replacement of Digital AC voltmeter O-150V AC Range O-15KV, Accuracy 1.0 PTR 11KV/110V, Auxillary supply 110V AC 50H2

Repair/maintenance, excluding major spares but including regualr maintenance of the Automatic Power factor correction panel capacity up to 120 KVARs and up to12 stages installed at various locations including carrying out complete maintenance/repairs as required of all the sub systems viz. based control panels, feeder pillar, APFC relay, Power capacitor bank, Power contactors, Control wiring, Monitoring CT, MCBs/MCCBs for isolation (with all the accessoires) any breakdown maintenance and replacement of unserviceable parts, refixing of old serviceable parts/new parts if any project completion and trouble shooting responsibility also lies with contractor including following provisions complete all as specified and directed. Notes:- (i) Rate quoted by tenderer is deemed to be inclusive of checking of system fortnightly, replacement of defective control wiring, small part such as Push button, lugs any auxilary contatct,auto selctor switch etc and necessary servicing repair by expert technician and register will be maintaned for the same. (ii) The scope of work includes the labour charges required for removing, repairing, refixing, carrying out electrical termination, capacitors bank, APFC relay, power contactor, contol CT, MCBs/MCCB and fixing/installing/testing and commissioning the complete system. (iii) capacitors bank, APFC relay, power contactor, control CT, MCBs/MCCB shall be measured and paid saperatly

Supply only power factor correction capacitor, 5 KVAR, ultra heavy duty oil filled 440 volts 50 Hz complete including taking down old unserviceable capacitor complete all as specified and directed. Make: L&T Cat no:LTBCU

All as per item No 33 above but 10 KVAR Capactor Bank.Make: L&T Cat no:LTBCU

S&F APFC relay suitable for existing panel upto 12 stage, including taking down old unserviceable one complete all as specified and directed. Make: L&T Modeel No:etaCON L12/Schneider/HPL/Indo Asian or equvivalent.

S&F in repairs, capacitor duty contactor, type MOC built in auxillary contact blocks, 8.5 KVAR, 415 volts, 3 phase, 50 Hz, type MO C8.5 complete all as specified and directed. Make: L&T/ IndoAsian/Standard/HPL.

All as per item No 36 above but capacitor duty contactor, type MO C12.5. Make: L&T/ IndoAsian/Standard/HPL.

S&F power contactor heavy duty, 3 pole, 40 Amps with 2 No + 2NC, type ML3 including taking down old unserviceable one complete all as specified and directed. Make:- L&T Cat No SS90721 or equivalent make in IndoAsian/Standard/HPL.

Supply, installation, commissioning and testing of Auto Changeover Panel ,LT(415 Volts, 50 Hz , 3-phase, 4 wire supply) CPRI approved, factory assembled ,in door type, weather and vermin proof (Protection Class IP-54) made out of 40mm x 40mm x 5mm angle iron frame and 2 mm(for external) and (for internal) thick MS Sheet CRCA sheet with both side (front and back) hinged , double door opening for external, rubber lining, locking arrangement, painted externally and internally with two coats of synthetic enamel gray paint First Quality) over a coat of red oxide primer complete mounted on angle iron 40mm x 40mm x 6 mm legs 45 cm high above GL and 15 cm embedded in ground with and including bocks of PCC 1:2:4 type C1 of block size 30x30x30 cm comprising of the following :- (a) Bus bar chamber having 4 nos air insulated Aluminium strip bus bars of rating 2000 Amps (b) Incoming :-(i) Air Circuit Breaker 1250 A 50 KA 4 Pole EDO Microprocessor release with electrical interlockingoperate one at a time -2 No (ii) Digital multi function meter (voltmeter+Amp+PF)-2 No. (iii) CTs 1200/5A CL 1.0, 5VA-6 Nos Set (iv) Indicating lamps 240 V (R,Y,B) - 02Nos( set of three) (v) Control MCB 6 ASP-6 Nos (vi) Danger Plate-1 No (vii) Enclosure of suitable size-1 N0

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