WORK OF DISMANTLING OF OLD 40 MVA TRANSFORMER , INSTALLATION OF NEW 63 MVA TRANSFORMER AND OTHER ASSOCIATED WORK AGAINST INCREASING CAPACITY AT 132 KV SUBSTATION KASIA, KUSHINAGAR UNDER ETD -I , GORAKHPUR

PART-A

Dismental Work of Old/Used 40 MVA T/F

Partly drain out the Transformer oil up to required level from main tank for opening of electrical connection, earthing, jumper etc. at 132 KV S/S Kasia.

Complete safe dismantling of the accessories of 132 /33 KV Used 40 MVA T/F (TAL Make) including opening of jumpers, removal of earthing, opening of cable connection, pipe, Bushing, cooling fan Marshaling Box, conservator tank, HV LA, Turret etc. with proper stacking, blanking plate including bolts 7 nuts shall be provided by the contractor.

Dismantling and shifting of Used 40MVA T/F RTCC Panel from C&R Room including necessary Disconnection of control cables including identification of cable for necessary future connection and shifting the same at proper placed/store. Also Re-connection of RTCC panel, Marshaling box cable after Erection of New 63 MVA T/F as per direction of site engineer.

Packing and placing in store of HV/LV/Neutral bushing of 40MVA T/F in New 63MVA T/F empty wooden carets at 132 KV S/S Kasia, Kushinagar.

Shifting of Used 40 MVA T/F from plinth to safe place up to 20 Mtrs Distance including turning to main tank if required. Including all T&P and work required to complete the job satisfactorily.

Additional shifting 30 mtr.@ 5mtr per job.

Dismantle of used 33 KV Current Transformer(800-400-200/1A) with the help of derrick pole,pulley and rope arrengement ,shifting and dragding of used CT from working site to store.All cost of men T&P etc provided by contractor at his own cost for complition of work .(400109)

ERECTION OF NEW 63 MVA T/F

Complete erection of 63MVA, 132/33KV T/F power transformer by erection of its radiators, conservator tank, all bushings, their turrets connecting oil pipe lines, cooling fans, motor drive mechanism of tap changer, oil pumps and associated oil pipe lines, HV LA etc. to complete the job satisfactorily including first filling of oil and topping up of transformer oil (Not circulation) in tank, radiators, oil pipe lines, conservator tank etc. and attending the oil leakage, if any, and all other associated works for satisfactory completion of work at 132 KV S/S Kasia, Kushinagar Contractor shall provide all assistance getting the transformer successfully commissioned by providing qualified manpower till commissioning, including the cost of all men, T&P, and associated arrangements.

Centrifusing of complete Transformer oil in Transformer by connecting centrifusing pipes circulating the Transformer oil through PVT. Centrifusing machine and taking the BDV value of the oil periodically till the required value is achieved . (Oil capacity Approx. 24 KL).

Earthing of main tank of 63 MVA T/F, RTCC Panel by using of size 75x10/50x6 mm, MS Flat. Its jointing with already laid earthmate. Preparing neutral busing support, excavation of trenches for earthing work, its back filling, etc. MS Flat will be provided by contractor at his own cost.

Jumpering of T/F from HV with moose/Zebra conductor and LV side with double moose/panther complete up to 33 KV main Bus bar.

Dismantling of three phase T/F Bay bus bar of single panther (All phase-26 mtr/phase). The work including cutting& bending of conductor, fixing of single/double bolted type tension gun fitting/Suspension. Hoisting of disc insulator and shifting of material from store to erection site and all other associated work to complete the job satisfactorily as per instruction of engineer.

Stringing of three phase T/F Bay bus bar with twin moose (All phase-26 mtr/phase). The work including cutting& bending of conductor, jumpering of equipment, fixing of single/double bolted type tension gun fitting/Suspension. Hoisting od disc insulator and shifting of material from store to erection site and all other associated work to complete the job satisfactorily as per instruction of engineer.

Complete Erection of New 33 KV Current Transformer (1200-800/1A) with the help of derrick pole,pulley ,skiiled labour and rope arrengement ,shifting and dragding of New CT from store to working site .All cost of men T&P etc provided by contractor at his own cost for complition of work.(200076)

Laying of 40/36mm Dia MS Round bar 700mm below ground level including cutting, welding, painting, excavation of trench and its back filling and other associated work to complete the work satisfactorily as per drawing and technical specification including the cost of MS Bar. 40 mm MS Rod provided by contractor at his own cost. (700326)

Laying of 40 mm dia 3000mm MS Earth eletrodes on the distance of 6Mtr along the side of grid 6x6 sq. Mtr. Work including soil excavation and boaring of Electrode and welding joint using angle bars,painting by black paint welding joints and then back filling of soil.Required 40mm dia 3 Mtr. long MS earth Electroded are to be provided by contractor at his own cost. . (401785)

Earthing of main and auxiliary structure after cutting, bending laying of following size of MS Flat for equipment structure, CT, PT, CB, LSI, BSI etc. including welding with main earthmate 700 mm or old layed mate with object to each excavation of trenches its back filling, painting with synthetic enemal green color above ground and all associated work to complete the job satisfactorily excluding cost of MS Flat.

MS Flat of size 75x10mm(400713)

MS Flat of size 50x6mm(400714)

Transformer oil sample collection testing of Transformer oil at CPRI or any other NABL Accredited Testing Lab including cost of Transportation of each sample in standard sampling bottles. A- Break Down Voltage. B- Misture Content. C- Dissolve Gas Analysis (700900)

PART-B

MS Flat for earthing

Antifog disc insulators

Single Tension Fittings Suitable for Twin

ACSR Moose

Connector for 132 KV Isolator for twin Moose

132 KV Rigid type spacer for Twin Moose

Fire Fighting equipments

Supply of following fire extinguisher carbon dioxide as per IS specn. No. 2878/1986 and tech. specn. Enclosed.

Supply of sand buckets as per tech. specn.

Lighting System

Choke for 250 Watt HPSV Lamp (Bajaj/Surya/Hevells)

Ignitor for 250 Watt HPSV Lamp (Bajaj/Surya/Hevells)

Bulb for 250 Watt HPSV Lamp (Bajaj/Surya/Hevells)

Condensor suitable for 250 Watt HPSV Lamp (Bajaj/Surya/Hevells).

Holder for 250 Watt HPSV Lamp (Bajaj/Surya/Hevells)

LED batten tube light (4 fit) 20 Watt make (Philips/Hevells/Syska)

LED batten tube light (2 fit) 20 Watt make (Philips/Hevells/Syska)

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