WORK OF ERECTION OF 220 KV BAY, 160 MVA T/F, E-MULSIFIRE, 132 KV BAY WITH ASSOCIATED ALL DISMANTALING WORK INCLUDING ALL SUPPLY AT 220 KV S/S BANDA UNDER ETD BANDA.

Amount

Details of Work.

Erection of 160 MVA 220/132 KV Transformer.

Shifting of Main tank of 160 MVA Transformer from unloading place to Transformer plinth distance about 20 Mtr.

Additional Shifting of transformer 10 Mtr (a part of 5 mtr )

Providing and filling of dry air at the time of opening of blanking plate of 160 MVA Transformer main tank and filling of dry air, work shall including connecting pipe as required pressure of dry air.

Complete erection of 160 MVA transformer including erection of radiator, conservator tank, bushing their turrets connecting oil pipe line, cooling fan, motor drive machanism of tap changer, RTCC panel, oil pump and associated pipe line etc to complete the job satisfactorily.

Complete evacuation of 160 MVA Transformer main tank and filling of dry air/N2 of dew point -50ºC or better in vacuum and then pressure upto 0.25 kg/Cm² and again evacuation of the transformer tank after requited time interval (Approx 12 to 24 Hrs) using vacuum plant. The work shall include connecting pipes of machine as required, measuring dew point value of Dry Air/N2 during every cycle (1 Job is defined as complete cycle of evacuation, filling and maintaining of dry air in the transformer main tank).

Create the vacuum inside the transformer tank & stand at 24 Hrs. filling the oil step by step in 160 MVA Transformer.

Filling the transformer oil in oil tanker from drums by centrifuging machine to increase the BDV value and water content value less than 05 PPM (01 Nos. 20KL Tanker shall be provided by the department free of cost). And circulatioin of transformer oil of 160 MVA transformer in transformer tank by connecting centrifuging machine to be provided by the contractor. Testing BDV values of oil and IR values periodically till the required value. The water content value less than 05 PPM is achieved & contractor also required provide the final test result (BDV, water content, PPM & DGA test) from authorised test Lab(PGCIL and CPRI).

Inter-connection of 160 MVA Transformer with laying of cable and termination in between turrets, WTI, OTI, Buchholz relays, PRV, Cooling fans , Pumps, OLTC, Marshalling box etc. with proper ferruling as per drawing.

Laying, dressing and binding of cable including fixing of cable tray support structure and termination of cable marking the top and its ferruling as per schedule and RTCC panel, from transformer, marshaling box, driving mechanism to control room.

2 core x 2.5 mm2

4 core x 2.5 mm2

6 core x 2.5 mm2

10 core x 2.5 mm2

Termination of following sizes of cable as laid above as per cable schedule including making necessary holes in glands plates or box where ever required fixing of cable glands of appropriate size, lugging and ferruling of each core and other associated work to complete the job satisfactorily. (The rates of terminatioin of Control cable including the all cores of cable at both end.)

2 core x 2.5 mm2

4 core x 2.5 mm2

6 core x 2.5 mm2

10 core x 2.5 mm2

Earthing of Transformer body, MB, DM Box , OLTC, RTCC at two point using 75x10/50x6 mm (M.S. Flat provided by the department free of cost).

Jumpering work from Jack Bus to HV/LV bushings for 160 MVA transformer, work include cutting and bending of conductor.

Shifting of empty 20 KL capacity Oil Tanker from existing place to near 160 MVA Transformer with in 220 KV Switch Yard of 220 KV S/S Banda and after work completion shifting of 20KL oil tanker to proper place. ( Crane shall be provided by contractor)

Fabrication of 3 Meter long electrodes with 40mm MS Round having 150mm long conical shape (MS round will be provided by UPPTCL)

Delta earthing of 160 MVA Transformer by 3 meter long 40mm ms round having 150mm conical shape. Its peircing vertically inside the ground below 700mm. All three electrode arrange in triangular manner and connecting all 03 Nos electrodes with 75x10/50x6 mm MS flat laid on its edge. (All above work in one job)

Erection of Mulsifire System

Installation testing commissioning of quick opening flood, deluge value of HD of 150 NB as per Max working pressure 10 Kg/cm2, as per specification (HD/Mather Platt/equivalent) (In nos.).

Installation & Commissioning of gate value (sluice Valve/Butterfly valve) as per IS specification (IS Code: 14846) of (Zoloto/Kartar/Sir make) (In nos.)

Installation & testing commissioning of “Y” Type strainer (Kartar/Sir/Kalpana/Agro make) of dia Max working pressure 7 Kg/cm2 (In Nos.)

Laying of different size of M.S pipe B class for fire water pipe line/support as per IS specification (IS Code-1239) Complete with elbow Tee Socket reducer etc. with anti-corrosive treatment with detail as below.

Laying of different size of GI pipe B class for fire detection water pipe line as per specification (IS Code-1239) as per drawing enclosed complete with elbow Tee Socket reducer.

Installation of Flanges as per IS-1538 of different size as per drawing work include proper butt welding with pipe & proper packing and coupling with Nut & Bolt.

Installation & Commissioning of high velocity water spray nozzles flow capacity 3.5 Kg./cm2 Spray core angle 900.

Installation & Commissioning of Quartzite bulb detectors (QBD) operate at 900C sensing at rated temp for actuation of the element 10-12 sec.

Installation & Testing Commissioning of fixed differential switch (Danfoss/Indfoss make) type pressure switch range 1-10 Kg cm2

Installation OF Pressure gauge as per IS Specification IS Code-3624 Accuracy 5%

Erection of 220 KV Bay of 160 MVA T/F

Erection of 220 KV Structure /Equipments

Erection of Main & Auxiliary structure lattice type ERW, , BCT, ALB, BBL, ALP etc. including consisting of beam and auxiliary structure for installation of CTs, PTs, LAs, etc.including shorting & stacking of structures and making hole in part of GI main/auxilary structure/exiesting structure/ angle and grinding with all cost of men T & P etc. The job consist of shifting of all material from store to site of erection, erection of structure as per drawing with the help of GI nut & bolt, flat & spring washer, matching the hole, cutting & matching of member if required including cost of all men and T & P. (GI structure Nut & bolt provided by UPPTCL)

Erection of 245 KV Line Isolator

Erection of 245 KV Tandem Isolator

Erection of 245 KV Bus isolator

Erection of 245 KV Post Insulator for support.

Erection of 245 KV Current Transformer

Erection of 198 KV Lighting Arrestors.

Erection and mounting of 245 KV CT/ PT Junction Box.

Erection of 245 KV SF-6 Circuit Breaker.

Erection of 220/132 KV Control Panel of 160 MVA Transformer Panel as per technical specification.

Erection of 220 / 132 KV Relay Panel as per technical specification.

Fabrication of 3 Meter long electrodes with 40mm MS Rod having 1500 mm long conical shape (MS round will be provided by UPPTCL)

Ring earthing of 198KV LAs by 3 meter long 40mm ms round having 150mm conical shape. Its peircing vertically inside the ground below 700mm. All 06 electrode arrange in rectangular manner and connecting all 06 Nos electrodes with 75x10/50x6 mm MS flat laid on its edge.(All above work in one job)

Laying of 40 mm dia M S round below the ground level upto earth earthmate including excavation of earth and its back filling after laying earthing of earthmat including shifting of 40mm MS Round from store place at the Sub-Station to switchyard.

Earthing by cutting straightening, bending, laying below ground and above ground of following size of MS flat for 220 KV bay equipment and Structure,including Excavation of earth, its back filling, and all other associated work as required to complete the work.

Laying of MS Flat of size 75x10 mm

Laying of MS Flat of size 50x6 mm

Laying of MS Flat of size 25x6 mm

Painting of MS flat of different size after cleaning of rusted surface 1st coat of Red oxide and 2 coat of Bus Green Paint to complete the work.

Jumpering, interconnection of equipment with specified conductor of various 220 KV Main/Transfer/Jack Bus Bar of ACSR Zebra conductor. The work includes cutting of conductor, bending in proper shape, clamping with the help of clamps and all other associated work to complete the work.

Laying & Dressing of following size control cable in trench/cable trays from control room to various 220 KV equipments like CB, CT, CVT and their junction boxes. as per cable schedule including carriage of cable drum from store to site

2 core x 2.5 mm2

4 core x 2.5 mm2

6 core x 2.5 mm2

10 core x 2.5 mm2

Termination of following sizes of cable as laid above as per cable schedule including making necessary holes in glands plates or box where ever required fixing of cable glands of appropriate size, lugging and ferruling of each core and other associated work to complete the job satisfactorily. (The rates of terminatioin of Control cable including the all cores of cable at both end.)

2 core x 2.5 mm2

4 core x 2.5 mm2

6 core x 2.5 mm2

10 core x 2.5 mm2

Stringing of 220 kv Jack Bus with Zebra conductor. The work includes cutting, bending & hoisting of conductor, fixing of single /double bolted type tension fitting Hoisting of disc insulator and shifting of material from store site to erection site and all other associated work to complete the work satisfactorily(18 meter).

220KV Main Bus three phase twin zebra

220KV Jack Bus three phase single zebra

Jumpering, interconnection of equipment with specified conductor of various 220 KV Main/Transfer/Jack Bus Bar of ACSR Moose conductor. The work includes cutting of conductor, bending in proper shape, clamping with the help of clamps and all other associated work to complete the work.

Mounting of 01 No. Outdoor type ACDB at HV side of 160 MVA T/F. It also includes making of suitable plinth(RCC) as per drawing of ACDB

Laying & Dressing of following size power cable in trench/cable trays from outdoor A.C. cubical to control room. as per cable schedule including carriage of cable drum from store to site

3.5X70 mm2 Al. Cable

Termination of following sizes of power cable as laid above as per cable schedule including making necessary holes in glands plates or box where ever required fixing of cable glands of appropriate size, lugging and ferruling of each core and other associated work to complete the job satisfactorily. (The rates of termination of Control cable including the all cores of cable at both end.)

3.5X70 mm2 Al. Cable

132 KV Bay & Bus Bar Extension Work

Erection of Main & Auxiliary structure lattic type ATM, BTM, AXM,BBL, BTI, APR, BCT, ALP etc. consisting of coloumn, beam, peak, mast etc. and auxilary structure for installation of CTs, LAs, etc including shorting and stacking of structure and making hole in part of GI Main /Axilliary structure /existing structure/angle and grinding with all cost of men and T&P etc . The job consist of shifting of all material from store to site of erection, erection of structure as per drawing with the help of GI nut & bolt, flat & spring washer, matching the hole, cutting & matching of member if required including cost of all men and T & P excluding GI structure Nut & bolt to complete the work upon foundation and its proper tightening.

Erection of 145 KV SF-6 Circuit Breaker.

Erection of 145 KV Current Transformer.

Erection and mounting of 145 KV CT, Junction Box.

Erection of 145 KV Bus/Line Isolator.

Laying of 40 mm dia M S round below the ground level upto earth earthmate including excavation of earth and its back filling after laying earthing of earthmat including shifting of 40mm MS Round from store place at the Sub-Station to switchyard.

Earthing by cutting straightening, bending, laying below ground and above ground of following size of MS flat for 132 KV bay equipment and Structure,including Excavation of earth, its back filling, and all other associated work as required to complete the work.

Laying of MS Flat of size 75x10 mm

Laying of MS Flat of size 50x6 mm

Laying of MS Flat of size 25x6 mm

Painting of MS flat of different size after cleaning of rusted surface 1st coat of Red Oxide and 2 coat of Bus Green Paint to complete the work.

MS Flat of size 75x10 mm

MS Flat of size 50x6 mm

MS Flat of size 25x6 mm

Jumpering, interconnection of equipment with specified conductor of various 132 KV equipments with main/Transfer/Jack Bus Bar. The work includes cutting of conductor, bending in proper shap, clamping with the help of clamps and all other associated work to complete the work.

Laying & Termination of following size control cable in trench/cable trays from different control room equipments to 220/132 KV CB, CT,CVT and their juntion boxes. Transformer marshaling box, isolators box and other outdoor equipments installed in 220/132 KV switch yard as per cable schedule including carriage of cable drum from store and all other associated work.

2 core x 2.5 mm2

4 core x 2.5 mm2

6 core x 2.5 mm2

10 core x 2.5 mm2

Termination of following sizes of cable as laid above as per cable schedule including making necessary holes in glands plates or box where ever required fixing of cable glands of appropriate size, lugging and ferruling of each core and other associated work to complete the job satisfactorily. (The rates of terminatioin of Control cable including the all cores of cable at both end .)

2 core x 2.5 mm2

4 core x 2.5 mm2

6 core x 2.5 mm2

10 core x 2.5 mm2

Supply

Single Tension fitting for Zebra Conductor without buckle and as per sample.

4 Bolted Type PG clamp suitable for Zebra to Zebra Conductor Complete with HDG nut bolt & washer as per sample.

4 Bolted Type PG clamp suitable for Moose to Zebra Conductor Complete with HDG nut bolt & washer as per sample.

220 KV Bus/ Line Isolator clamp made of aluminum alloy LM-6 for Twin Zebra conductor with HDG nuts & bolts and washer as per technical specification .

220 KV CT clamp made of aluminum alloy LM-6 for Twin Zebra conductor with HDG nut & bolts and washer as per sample.

220 KV Bus Post clamp suitable for Zebra conductor complete with hot dip galvanized nut, bolts & washer as per sample.

Spacer for twin Zebra

Spacer for twin Zebra

Supply of cable gland (Double compression ) of different sizes made of Brass

2C x 2.5 mm (16mm)

4C x 2.5 mm (19mm)

6C x 2.5 mm (22mm)

10C x 2.5 mm (25mm)

Supply of copper lug of different types.

Ring type of size 2.5 mm

Pin type of size 2.5 mm

132 KV Bus/ Line Isolator clamp made of aluminum alloy LM-6 for Twin Moose conductor with HDG nuts & bolts and washer as per sample.

Supply of of AC power cubical for lighting with rating 3 phase 415 volt 63 Amp. Cubical shall be of size 600*450*250mm with MS sheet thickness not less than 16 SWG duly power coated of good quality. The cubical shall be provided with manually operated 1 no. 63Amp. MCCB L&T make, 3 no. aluminum insulated bus bar of size 25X10mm for 3 phase and 1 no. for neutral having size 25X5mm 3 no. kit Kat fuses, 3 no. R/Y/B indicators for all phases L&T make. The cubical fitted with four no. 3 phase four pole TPN MCB 25 Amp. And five No. single pole 10Amp MCB. Suitable for giving supply to switchyard lights and other required equipment. The Cubical shall have the provision of visual indication of incoming supply & indoor light fitting 15 watt CFL the power cubical shall be weather proof, dust proof with proper looking arrangement with base as per drawing

Supply of following for Mulsifire system

Supply quick opening flood, deluge value of HD of 150 NB as per Max working pressure 10 Kg/cm2, as per specification (HD/Mather Platt/equivalent) (In nos.).

Supply of gate value (sluice Valve/Butterfly valve) as per IS specification (IS Code: 14846) of (Zoloto/Kartar/Sir make) (In nos.) "150NB"

Supply “Y” Type strainer (Kartar/Sir/Kalpana/Agro make) of dia Max working pressure 7 Kg/cm2 (In Nos.) "150 mm"

Supply of M.S pipe B class for fire water pipe line/support as per IS specification (IS Code-1239) Complete with elbow Tee Socket reducer etc. with anti-corrosive treatment with detail as below.

Supply GI pipe B class for fire detection water pipe line as per specification (IS Code-1239) as per drawing enclosed complete with elbow Tee Socket reducer.

Supply of Flanges as per IS-1538 of different size as per drawing work include proper butt welding with pipe & proper packing and coupling with Nut & Bolt.

Supply, of high velocity water spray nozzles flow capacity 3.5 Kg./cm2 Spray core angle 900.

Supply of Quartzite bulb detectors (QBD) operate at 900C sensing at rated temp for actuation of the element 10-12 sec.

Supply, of fixed differential switch (Danfoss/Indfoss make) type pressure switch range 1-10 Kg cm2

Pressure gauge as per IS Specification IS Code-3624 Accuracy 5%

Rates qouted by the bidders shall be without taxes. Taxes applicable if any to paid extra

Gupta Elect and Engg Works

SATKAR TRADERS