INSTALLATION OF 132/33KV 63MVA TRANSFORMER IN PLACE OF 40MVA TRANSFORMER INCLUDING ALL ASSOCIATED WORKS

Amount

INSTALLATION OF 132/33KV 63MVA TRANSFORMER IN PLACE OF 132/33KV 40MVA TRANSFORMER

Transportation of empty oil tank of 20 KL capacity from 400 KV S/S Sarnath distance approximate 20 km including loading & unloading and again transporting it to 400 KV S/S sarnath after the completion of work.

Filling of 25KL (approx) new T/F oil from the oil drums to oil tank and refilling of the same from oil tank to Transformer main tank.

Dismantling of 40MVA, 132/33 KV transformer EMCO make after opening of jumpers, and opening of cable connections, draining out transformer oil into 209 Itrs, capacity empty drums/tank, removal of all radiators, conservator tank, oil pipe lines, all bushings, turrets fan motors, marshaling box, RTCC panel etc. Making arrangement for blanking the radiators, pipelines conservator tank, with proper gaskets nut & bolts to complete the job satisfactorily including proper stacking. Blanking plate, nuts bolts and gasket shall be provided by department and all labor, tools, T&P shall be arranged by contractor on his own cost.

Removal of earthing from HV & LV Neutral bushings and main tank of 132/33KV 40MVA transformer EMCO MAKE by cutting of welding and removal of supports etc.

Dismantling of 120 KV LA for R,Y and B phase with it's structures after removal of earthing, opening of jumpers and shifting to stacking place.

Shifting of 132/33KV 40MVA T/F EMCO Make from transformer plinth to stacking place as per direction of site in-charge distance approx 80mtr, including turning of transformer with all T&P and labor to complete the job satisfactorily at 132KV S/S Cantt @5M/JOB.

Shifting of 132/33KV 63MVA Transformer from stacking place to working site approx. 80Mtr @ 5 Mtr/Job at 132KV S/S Cantt.

Additional Shifting of New 132/33 KV 63 MVA T/F from working site to transformer plinth upto distance approx. 20 mtr including turning of transformer if required.

Complete erection of new 132/33 KV 63 MVA transformer at 132 KV S/S Cantt by erecting of radiators headers, conservator Tank HV/LV bushing all pipe lines bucholz relay ORS,PRV erection of marshaling box , driving mechanism cooling fans of pumps and all other links etc. complete in all respect radiators, oil ,pipe lines, conservator tank and attending the oil leakage if any after putting the transformer in vacuum for 24 Hrs, and all other associated work to complete the job satisfactory as per instruction manual/ direction of the engineer .

Create the vacuum inside the transformer tank up to the standard pressure as recommended for 63MVA T/F at least for 24.00 Hrs.

Centrifuging of transformer oil approx 25 KL of new 132/33 KV 63 MVA transformer after erection at 132KV substation Cantt Varanasi in tank and circulation in conservator tank, OLTC and radiator to through centrifuging machine to be provided by contractor and taking B.D.V & ppm value of the oil till the required value achieved as per direction of supervising engineer including cost of DGA test from authentic lab, all T&P, Labor and centrifuging machine, BDV Kit, PPM Kit, Meggar Kit shall be provided by the contractor.

Earthing of new 132/33 KV 63 MVA transformer main body at two points using MS Flat 75x10mm/50x6mm MS Flat along with separate earhing for marshalling box and drive mechanism , OLTC Panel,Providing the wheel stopper. Making the fresh double delta for H.V & L.V (i.e. 2 for HV and 2 for LV and making both of each side parallel and connecting, as per instruction of JE/SDO) neutral earthing as per standard recommendation for 63MVA Transformer and connection with MS Flat as per site requirement including cost of two coat painting work after applying 1 coat primer with all materials except MS Flat and Round Bar which will be provided by Department.

Jumpering of transformer on HV/LV side by way of cutting & bending of conductor in proper shape & size as per requirement for all the HV & LV side equipments including bushings.

Laying of new cable for 63MVA T/F as per site condition having size as below:

2x2.5mm sq.

4x2.5mm sq.

6x2.5mm sq.

Opening of already laid control cable for 40MVA T/F and re-connection of the control & power cable as per new cable schedule for new 63MVA Transformer and it's OLTC,RTCC Panel at both end and control & relay panel,cooling fan and pumps, marshalling box etc,using existing cable including laying, dressing and binding of additional control cables if required as per site requirement and termination along with making neccessary holes in the gland plates or box where ever required, fixing of cables glands of appropriate size providing of ferrules and cables terminations as per standared practice and all other associated work as per technical specification.

Safely installation of 120KV LA for R,Y and B Phase on it's structures, earthing of the same, making connection of jumper etc. including shifting from stacking place to erection site & all others associated works.

Safely replacement of 2000/1A CT in place of old 800/1A CT for R,Y and B Phase, earthing of the same, making arrangement of termination of control cable with proper size of cable gland including shifting from stacking place to working place and all others associated works.

WORK OF BUS SPLITTING AND INTER SHIFTING OF BAY

Erection of Auxiliary structure (ABL, ALP,CCR,CGR Etc) for installation of 33KV Bay, the job consists of erection of structure as per relevant drawing and practices using flat and spring washer with each bolts and machining of holes (if Required) also be done by contractor. The labour and required T&P shall be arrange by contactor at his own cost.

Erection of following equipments as per instruction manual of various equipment & technical specification

a-36 KV BSI

b-Junction box for BSI

Jumpering of equipment with the help of ACSR Moose conductor including cutting binding clamping and all other associated work for satisfactorily completion.

Laying of D/C 33 KV XLPE Power cable of size 3Cx300 Sq mm, below 1000mm from the ground level including excavation of trench and laying cable and putting 1st class bricks on its 75mm edge along with cable on both side. Filling the same with Ganga sand and then putting bricks on 380 mm/patiya to cover the trench and then filling with earth including cost of bricks,sand,miscallaneous and all other associated work to complete the job satisfactorily.

Hoisting of 33KV 3Cx300 sq mm cable on pole/structure through G.I Pipe of size 6''(150mm) dia, 3 meter long including it's jumpering with the help of suitable size of alluminium lugs.

Termination and Jointing of above power cable by 3Cx300 Sq mm cable jointing kit O/D type and all other associated works to complete the work satisfactorily as per techenical specification.

Fabrication,fixing and fitting of cable structure in shape of H- pole,3 meter long including it's grouting with RCC of size 150*150*150mm in ratio 1:4:8 including all men & material except structure/angle.

Earthing of equipments and various structure including laying of 50x6mm MS flat. Excavation of earth up to 1 mtr below the ground level, cutting and welding with earth mat with all cost of MS flat, T&P and man power including painting with one coat of red oxide primer and two coats of synthetic enameled paint.

Earthing of trench along with 25x6mm MS flat after cutting and welding with each cable rack seperatly and trench with all cost of MS flat, T&P and man power including painting with one coat of red oxide primer and two coats of synthetic enamelled paint.

Dismentling of all Jumpers of ACSR Panther Conductor from 132 KV Jack Bus to Bus Isolator along with hardware fitting and rejumpering with ACSR Panther Conductor with fitting to New 132 KV Moose Jack Bus.

Dismentling of Existing 132 KV Jack Bus Bar of Panther Conductor of Span 36 meter along with Tension Fitting and Disc Insulator, Including shifting and Proper stacking of dismenteled materials in the Store.

132 KV Jack Bus of T/F-II & III R, Y, B Phase

132 KV Main Bus to Jack Bus of T/F-II & III R, Y, B Phase

Erection of New 132 KV Jack Bus of ACSR Moose Conductor of Span Approx 36 Mtr size each Bay laying and stringing of ACSR Moose Conductor by Hoisting of Disc Insulator & Tension Fitting Etc properly to complete the work satisfactory including Shifting of Material from Store to Working Place/

132 KV Jack Bus of T/F-II & III R, Y, B Phase

132 KV Main Bus to Jack Bus of T/F-II & III R, Y, B Phase

SUPPLY

Supply of 33 KV, 3Cx300 Sq mm XLPE Cable of Polycab/HAVELLS/KEI /Universal make.

Supply of 33 KV Cable Jointing Kit suitable for 3Cx300 Sq mm Cable O/D of Raychem/standard make.

Supply of G.I Pipe 'B' Class of size 6''(150mm) dia.

Supply of Allluminium PG Clamp suitable for Moose to Moose conductor with 4 nos Nut, Bolt & Washer.

Supply of Allluminium PG Clamp suitable for Moose to Panther conductor with 4 nos Nut, Bolt & Washer.

Supply of Allluminium PG Clamp suitable for Panther to Panther conductor with 4 nos Nut, Bolt & Washer.

Supply of bolted type Tension fitting for single Moose without turn buckle for 132 KV main bus suitable for 1x10 No. 70 KN Disc Insulator String with all Accessories.

Supply of bolted type Tension fitting for Double Moose without turn buckle for 33 KV main bus suitable for 1x4 No. 70 KN Disc Insulator String with all Accessories.

Supply & Fixing of 250 Watt outdoor type LED flood Light complete fittings with all fixing accessories including bracket & clams of Philips/Crompton/Havells/Syska/Bajaj/Halonix make. Original warranty/ guarantee card should also be submitted along with above material.

Supply of 132 KV Isolator Clamp made up of Electrolitic Copper and suitable for Single Moose Conductor as per sample.

Supply of GI Nut Bolt and spring washer of following size -

Spring washer 16x3.5 mm

M/s S.S. Refregeration

Hi-tech power transmission

Gupta Elect and Engg Works