REPAIR AND MAINT OF MAIN RECEIVING STATION,SWITCH YARD AND MISC WORK AT 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 complte 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.

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

Supply & Fixing in repair/Replacement of lightening arrestors 11 KV, 10 KA 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, mounted on HT insulators (15 insulators type & 6 insulators for DO with horizontal operated) 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 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 old switch air break gang operated complete all as specified. (stack for fixing with poles shall be measure and paid separately).

Material and labour for switch air break gang operated triple pole mechanically operated, mounted on HT insulators (15 insulators vetical type operated) 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 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 old switch air break gang operated complete all as specified. (stack for fixing with poles shall be measure and paid separately)

Material and labour for switch air break gang operated triple pole mechanically operated, mounted on HT insulators (9 insulators type & 6 insulators for DO with horizontal operated) 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 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 old switch air break gang operated complete all as specified. (stack for fixing with poles shall be measure and paid separately).

Material and labour for switch air break gang operated triple pole mechanically operated, mounted on HT insulators (9 insulators vetical type operated) 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 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 old switch air break gang operated complete all as specified. (stack for fixing with poles shall be measure and paid separately).

S&F in repair, annunciator relay box consisting of 4 block 18 to 90 volts DC complete in existing VCB of CG make all as specified & directed by Engr-in-Charge. (Make :- Minilec/ Alan or equivalent as approved by GE).

S&F in repair, master trip relay 24 Volts DC complete in existing VCB of CG make all as specified & directed by Engr-in-charge. (Make :- Easun Reyrolle Model No. B-24 or equivalent as approved by GE).

S&F in repair, over current relay 135 Volts DC complete in existing VCB of CG make all as specified & directed by Engr-in-charge. (Make :- Genesis Model No. MIT 113 or equivalent as approved by GE).

S&F in repair, auxilary relay 110 Volts DC complete in existing VCB of CG make all as specified & directed by Engr-in-Charge. (Make :- Ashida/Easuna Reyrolle Model No. B33X3 or Areva).

S & F in repair of Voltmeter digital type for ACB/VCB any range complete all as specified and directed by Engr-in-Charge.

S & F in repair of Amper meter Digial type for ACB/VCB any range complete all as specified and directed by Engr-in-Charge.

S&F in repair, indication lamp RGB with holder complete 110 Volts DC complete in existing VCB of CG make all as specified & directed by Engr-in-Charge.

S & F in repair of HRC fuse 5 Amps complete all as specified and 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. (Make :- Scheinder Model No. EM6459 or equivalent as approved by GE).

Supply and fixing in repair of over current and earth fault IDMT protection relay (digital relay) type CGI 14 N,110 Volts complete necessary connection and testing in existing VCB of CG make all as specified and directed by Engr-in-charge. (Make : Crompton Greeves, ABB, C&S).

Supply and fixing in repair of over current and earth fault IDMT protection relay (digital relay) type CGI 14 N,24 Volts complete necessary connection and testing in existing VCB of CG make all as specified and directed by Engr-in-Charge. (Make : Crompton Greeves, ABB, C&S).

Supply and fixing in repair universal motor (spring charge for 11 KV VCB) 220 volt AC/DC type PMR5 in existing VCB of CG (Make- Delco).

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

Dehydration of transformer oil (mounted on poles/platform 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 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 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 suitable for 24 Volts complete and taking down existing coil all as specified & directed by Engr-in-Charge.

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

Supply and Fixing the following spare arts for 33 KV VCB :-

(a) Micro Switch

(b) Motor Cut of limit Switch

© Control Fuse links type 2A, 4A,10A,16A (01 Nos)

(d) Trip Circuit healthy push button

(e) Closing Coil 110 Volts

(f) Trip Catch

(g) Spin charging motor assembly 230 Volts

(h) Segment gear assembly (Full Teeth-Big)

(j) Hold on catch assembly with spring

(k) Closing Half shaft

(l) Triping Half shaft

(m) Auxilary Switch assembly

(n) Ratchet wheel with key & set of pawls with pin

(o) Spring charing handle

Supply and Fixing the following spare parts for 11 KV VCB :-

(a) Micro Switch

(b) Motor Cut of limit Switch

(c) Control Fuse links type 2A, 4A,10A,16A (01 Nos)

(d) Trip Circuit healthy push button

(e) Closing Coil 24 Volt DC

(f) Trip Catch

(g) Segment gear assembly (Full Teeth-Big)

(h) Hold on catch assembly with spring

(j) Closing Half shaft

(k) Triping Half Shaft

(l) Auxilary Switch Assembly

(m) Ratchet wheel with key & set of pawls with pin

(n) Spring Charging handly

Supply and Fixing the following spare parts for 33 KV GOD :-

(a) Male Contact

(b) Female Contact

© Tinned Copper flexible

(d) M S Carrier

(e) Back Connector plate

Supply and Fixing the following spare parts for 11 KV GOD :-

(a) Male Contact

(b) Female Contact

© Tinned Copper flexible

(d) M S Carrier

(e) Back Connector plate

Supply, Jointing and testing out door type cable termination heat shrinkable joint kit suitable for size 50 to 95 Sq mm 3 core 11KV (unearthed cable) under ground XLPE cable all as directed by Engr-in-Charge.

--- ditto --- all as per item No. 32 above but of 120 Sq mm to 185 Sqmm 3 Core.

Supply, Jointing and testing in door type cable termination heat shrinkable joint kit suitable for 50 to 95 Sq mm 3 core 11 KV (unearthed cable) under ground XLPE cable all as directed by Engr-in-Charge.

--- ditto --- all as per item No. 34 above but of 120 Sq mm to 185 Sqmm 3 Core .

Supply jointing and testing straight through heat shrinkable joint kit suitable for 50 to 95 Sq mm 3 core 11 KV (unearthed cable) under ground XLPE cable, all as directed by Engr-in-Charge.

Supply jointing and testing straight through heat shrinkable joint kit suitable for 120 Sqmm upto 185 Sq mm 3 core 11 KV (unearthed cable) under ground XLPE cable, all as directed by Engr-in-Charge.

S&F in repair fise wire suitable for GOD at MRS and other locations of following capacity/size :-

S&F in repair 33 KV outdoor oil filled live tank current transformer of ratio 20-50/5-5A class 1.0 & 5P10, Burden 15 VA complete all as specified and directed by Engr-in-Charge. Make: ETC Ghaziabad equivealent as per sample at site.

S&F in repair 33 KV outdoor oil filled live tank current transformer of ratio 100/5-5A class 1.0 & 5P10, Burden 15 VA complete all as specified and directed by Engr-in-Charge. Make : ETC Ghaziabad equivealent as per sample at site.

S&F in repair 33 KV outdoor oil filled single phase potential transformer ratio 33KV/√3/110Volt/√3-110Volt/√3, class 0.5 & 23P, Burden 100 VA complete all as specified and directed by Engr-in-Charge. Make : ETC Ghaziabad equivealent as per sample at site.

S&F in repair of ratio 100/5, 50Hz, 11 KV 15Volt core 1, 15 VA core 2, class 0.5, 5P10 as per IS 2705 complete all as specified and directed by Engr-in-Charge. Make : ETC Ghaziabad equivealent as per sample at site.

S&F in repair 11 KV indoor type CTs as per IS-2705 suitable for 60/5-5A 15VA/15 VA class 0.5, 5P10 complete as per IS 2705 complete all as specified and directed by Engr-in-Charge. Make : ETC Ghaziabad equivealent as per sample at site.

S & F in repair of 11 KV Vaccum interpter for VCB complete all as specified and directed by Engr-in-Charge.Make :-CG

S & F in repair of epoxy resine cast VCB trolly mounted CGL body assembly of VCB of 11 KV complete all as specified and directed by Engr-in-Charge.

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