REPAIR AND MAINT OF MAIN RECEIVING STATION SWITCH YARD AND MISC WORK AT CERTAIN AREA OF MIL STN JAISALMER UNDER GE (A) JAISALMER

Amount

Caliberation/ Servicing/ Overhauling & testing and commissioning of factory manufactured, HT 11 KV Phase 3 wire 50 C/S 400 Amps, 18.4 KA single panel switch board, vertical isolation and horizental draw out type vaccum circuit breaker (VCB) confirming to IS-13118, EIC-56 totally enclosed, single busbar floor mounting metal clad indoor extendible fully interlock complete comprising the following :- (a) CTs primary current injection test . (b) IR values of CTs (c) Ratio test of PTs and IR value (d) Protection relays testing through secondary current injection kit (e) Voltmeter, ammeter functional tesing (f) Breaker tesing for tripping time, closing time, contact resistance values and physically healthyness of Vaccum interuptor. Note:- 1. Wiring of Control Panels of VCBs, wiring of WTI, OTI, CTs, PTs will be including quoted rate. 2. Contractor will be responsible for arranging the expert for checking and rectification/Alteration of control wiring of safety relays.

S&F in repairs post insulator, porcelain, vitreous, with hardware fitting complete for 33000 volts grade all as specified & directed by Engr-in-Charge.

S&F in repair replacement of lightening arrestors 33 KV, 10 KA, LD Class 2 Station type Class including all clamps, nuts, bolts and washers and connection to earth with 32x6mm GI strip complete all as specified & directed by Engr-in-Charge.

Material and labour for switch air break gang operated triple pole mechanically operated horizental type, mounted on HT insulators (as per site) & 3 insulators double stack type rotating type and MS galvanized steel frame with operating mechanism worked from ground level including operating rod for current rating up to 200 Amps 33000 volts complete with locking arrangement MS clamps, bolts and nuts and washers etc also including DO & drop out expulsion type of fuses with fuse barrels of required capacity to suit load at site including two coats of aluminum paint over a coat of red oxide primer on MS work and including taking down existing unserviceable switch air break gang operated complete all as specified & directed. (stack for fixing with poles shall be measure and paid separately).

Material and labour for switch air break gang operated triple pole mechanically operated horizontal type, mounted on HT insulators (as per site) & 9 insulators double stack type rotating type and MS galvanized steel frame with operating mechanism worked from ground level including operating rod for current rating up to 200 Amps 11000 volts complete with locking arrangement MS clamps, bolts and nuts and washers etc also including DO & drop out expulsion type of fuses with fuse barrels of required capacity to suit load at site including two coats of aluminum paint over a coat of red oxide primer on MS work and including taking down existing unserviceable switch air break gang operated complete all as specified & directed. (stack for fixing with poles shall be measure and paid separately).

S&F in repair, Annunciator Box consisting of 4 ouput, 4 stage, 220 volts, 50Hz complete in existing VCB of CG make all as specified & directed by Engr-in-Charge.

S&F in repair, Master Trip relay 24 Volts DC complete in existing VCB complete all as specified & directed by Engr-in-Charge.

S&F in repair Auxilary relay 110 Volts DC complete in existing VCB complete all as specified & directed by Engr-in-Charge.

S & F in repair of Voltmeter for VCB 11 KV, 110 Volts complete all as specified and directed by Engr-in-Charge.

S & F in repair of Amper Meter for VCB 11 KV, 110 Volts complete all as specified and directed by Engr-in-Charge.

S&F in repair, Indication Lamp RGB with holder complete 110 Volts DC complete all as specified & directed by Engr-in-Charge.

S & F in repair of HRC Fuse 5 Amps, 240 Volts complete all as specified & directed by Engr-in-Charge.

S&F in repair, Multi Functional meter for 11 KV VCB complete in existing VCB of CG make all as specified & directed by Engr-in-Charge.

Supply and fixing in repair of Over Current and Earth fault IDMT protection relay (digital relay) type CGI 14 N,24/110 Volts complete necessary connection and testing in existing VCB of CG make all as specified and directed by Engr-in-Charge.

Supply and fixing in repair Universal Motor (spring charge for 11 KV VCB) 220 volt AC/DC type PMR5 in existing VCB complete all as specified & directed by Engr-in-Charge.

S&F in repair PT fuse suitable for 33/11 KV in existing VCB of CG make complete all as specified and directed by Engr-in-Charge.

Supply & Filling Dehydration of transformer oil (mounted on poles/platform/Power Transformer etc) with the help of filtering and drying plant by mechanical machines of suitable capacity to achieve dielectric strength of 50 KV complete all as specified and directed by Engr-in-Charge.

Supply, filling & topping up of transformer oil of dielectric strength 50 KV minimum for voltage stablizer, transformer, OCB's and PTS complete all as specified & directed by Engr-in-Charge.

S&F in repair TNC switch suitable for vacuum circuit breaker 11 KV, 110 Volts, DC complete and taking down existing switch all as specified & directed by Engr-in-Charge.

S&F in repair TNC switch suitable for vacuum circuit breaker 11 KV, 24 Volts, DC complete and taking down existing switch all as specified & directed by Engr-in-Charge.

S&F tripping coil/Closing coil suitable for 24 Volts complete and taking down existing coil all as specified & directed by Engr-in-Charge.

S&F tripping coil/Closing coil suitable for 110 Volts complete and taking down existing coil all as specified & directed by Engr-in-Charge.

Supply, laying & testing XLPE cable insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) with stranded aluminium conductor, 11000 volts grade, of size 3 core 95 Sqmm etc including taking down existing unserviceable cable complete all as specified and directed by Engr-in-Charge.

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth for foundation, laying of cable/pipe etc not exceeding 10 sqm on plan and getting out in Soft/disintegrated rock complete all as specified & directed by Engineer-in-Charge.

Returning, filling in, including, spreading, levelling, watering and well ramming excavated Soft/Disintegrated rock in layers all as specified & directed at site.

Removing excavated Soft/Disintegrated rock to distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point all as directed by Engr-in-Charge.

M&L for sand cushioning to underground PVC/XLPE cable with tibba sand and punning to provide required cover complete all as directed by Engr-in-charge. (Note :- For the purpose of payment only punned thickness will be measured).

Supplying and laying Jodhpur stone quarry faced stone slab cover 25 to 30 cm in width, 50 to 60 cm long and 40 to 50 mm thick, laid dry and abutting each other with gap between adjacent slab not exceeding 10 mm over under ground cables for protection complete all as specified & directed by Engr-in-Charge.

Supply, fixing, Jointing, testing and commissioning of outdoor type cable termination heat shrinkable joint kit suitable for size 95 Sq mm 3 core 11KV (unearthed cable) under ground XLPE cable including taking down existing unserviceable cable jointing kit complete all as directed by Engr-in-Charge.

Supply, fixing, Jointing, testing and commissioning of outdoor type cable termination heat shrinkable joint kit suitable for size 185 Sq mm 3 core 11KV (unearthed cable) under ground XLPE cable including taking down existing unserviceable cable jointing kit complete all as directed by Engr-in-Charge.

Supply, fixing, Jointing, testing and commissioning of indoor type cable termination heat shrinkable joint kit suitable for 95 Sq mm 3 core 11 KV (unearthed cable) under ground XLPE cable including taking down existing unserviceable cable jointing kit complete all as directed by Engr-in-Charge.

Supply, fixing, Jointing, testing and commissioning of indoor type cable termination heat shrinkable joint kit suitable for 185 Sq mm 3 core 11 KV (unearthed cable) under ground XLPE cable including taking down existing unserviceable cable jointing kit complete all as directed by Engr-in-Charge.

Supply, fixing, Jointing, testing and commissioning of straight through heat shrinkable joint kit suitable for 95 Sq mm 3 core 11 KV (unearthed cable) under ground XLPE cable including taking down existing unserviceable cable jointing kit complete all as directed by Engr-in-Charge.

Supply, fixing, Jointing, testing and commissioning of straight through heat shrinkable joint kit suitable for 185 Sq mm 3 core 11 KV (unearthed cable) under ground XLPE cable including taking down existing unserviceable cable jointing kit complete all as directed by Engr-in-Charge.

S&F in repair 36 KV, 50Hz outdoor type double winding, Single Phase Potential Transformer ratio 3300/√3/110/√3,110/√3 insulation level 70/170, insulation class B, HSV-36,OVF-1.2 constant & 1.5 for 30S class 0.5,3P, Burden 100 VA complete all as specified and directed by Engr-in-Charge.

S&F in repair 12 KV, 50Hz outdoor type double winding, Single Phase Potential Transformer ratio 11KV/√3/110Volt/√3,110Volt/√3, class 1, 3P,Burden 100 VA complete all as specified and directed by Engr-in-Charge.

S&F in repair 11 KV Indoor type CTs as per IS-2705 suitable for 60/5-5 for VCB complete all as specified and directed by Engr-in-Charge.

S&F in repair 11 KV Indoor type CTs as per IS-2705 suitable for 100/5-5 for VCB complete all as specified and directed by Engr-in-Charge.

S&F in repair 11 KV Indoor type CTs as per IS-2705 suitable for 200/5-5 for VCB complete all as specified and directed by Engr-in-Charge.

Supply and Fixing in repair of Battery Bank 110 Volt DC-55 Nos (2 Volt, 100 AH) Tubular maintenance free batteries, battery Bank and taking old unsv Battery Bank with accessories and charger complete all as specified and directed by Engr-in-Charge.

Sypply and Fixing in repair Battery Charger of capacity 110Volt/20A (output), input 220Volt AC 10% Single Phase 50Hz Boost Current 20Amp - Float Current 2 Amp or as per battery requirement for 110 Volt battery bank of 100 AH cap type SMF complete all as specified and directed by Engr-in-Charge.

Supply only Aluminium Sector lugs long barrel suitable of size of following Make:- Dowells, Burndy, Aera or equivalent:-

(a) 35 sqmm 3.5 Core

(b) 50 sqmm 3.5 Core

(c) 70 sqmm 3.5 Core

(d) 95 sqmm 3.5 Core

(e) 120 sqmm 3.5 Core

(f) 240 sqmm 3.5 Core

(g) 300 sqmm 3.5 Core

(h) 400 sqmm 3.5 Core

Supply only Adhasive Electric Insulation Tape of size 0.125cm thickness x 1.8cm width x 7.5m length in RYB & Black Colour complete all as specified and directed by Engr-in-Charge.

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