WORKS

Amount

Work of Transformer Erection of 200 MVA 400/132 KV Transformer-IV

Shifting of main tank of 200 MVA 400/132 KV Transformer-IV from plinth Upto 20 Mtrs distance

Additional shifting @ 5 Mtrs per Job

Providing of dry air at time of opening of blanking plate for erection of 200 MVA 400/132 KV Transformer-IV main tank and filling of dry air of dew point - 40° C or better for completion of work . The work shall include connecting pipe as required for measurement of dew point value of dry air.

Complete erection of 200 MVA 400/132 KV Transformer-IV by erection of radiator, conservator tank, bushings their turret, connecting oil pipe line, cooling fans, motor drive mechanism of tap changer, RTCC panel, oil pump and associated pipe line etc.to complete the job satisfactorily including vacuuming the main tank of 200 MVA 400/132 KV Transformer-IV and standing the required vacuum for complete removal of moisture of main tank then first filling of oil in tank, radiator, oil pipe lines, conservator tank etc. and attending the oil leakage if any and all other associated work for satisfactory completion of work. No T & P shall be provided by the department.

Complete evacuation of 200 MVA 400/132 KV Transformer-IV main tank and filling of dry air of dew point -50° C or better in vacuum and then pressure up to0.25 Kg/Cm2 and the again evacuation of the transformer tank after required interval approx. 12-24 hrs. using vacuum plant the work shall include connecting pipes of machine as required, measuring dew point value of dry air during every cycle (01 job is defined as complete cycle of evacuation, filling and maintainig of dry air in the transformer main tank), till the required value is achieved ib the supervision of supervising engineer.

Create the vacuum inside the transformer tank & stand at 24 Hrs. filling the oil step by step in 200 MVA 400/132 KV Transformer-IV.

Filling the T/F oil in oil tanker from drums by centrifuging machine to increase the BDV value and water content value less than 05 ppm. (02 no. oil tankers will be provided by the contractor free of cost) and circulation of transformer oil of 200 MVA transformer in transformer tank or oil tanker by connecting centrifuging nachine to be provided by the contractor. Taking BDV value of oil and IR values periodically till the required value. The water content value less than 05 ppm is achived as per direction of supervising engineer.

Sampling and testing of transformer oil at CPRI or any other NABL accredited testing lab including cost of transportation of samples in standard sampling bottles Samples to be taken at following intervals (as per actual requirement) I. Before filling in transformer main tank and OLTC-04 Samples. 2.Before filling in cooling bank - 01 sample 3. Before charging - 05 samples from top and bourn of Main tank. R Y & B Phase OLTC respectively. Following tests are to be conducted for each sample- 1. Breakdown voltage 2. Moisture Content. 3. Tan Delta of Oil, 4. Resistivity. 5. Interfacial Tension, 6. Particle Count, 7. Dissolved gas Analysis

Earthing, Cabling, Bay, associated bay work. Earthing of equipments by cutting straightening,bending,laying 700 mm below ground and above ground of following size of MS Flat for earthing of main and auxilliary structure including welding with main earthmat and with object to be earthed,excavation of trenches,its back filling to complete the work

MS Flat 75x10 mm

MS Flat 50x6 mm

MS Flat 25x6 mm

Erection of pipe type structure along with required fabrication.

Erection of 132 KV lighting arrestor along with its acessories

Delta Earthing for 132 KV lighting arrestor by 40 mm dia 150 mm long conical shape its placing inside the ground in rectangular shape all 06 no electrode with 75x10mm MS Flate 700 mm depth. connecting with same with earthmate at two places.

Delta Earthing for 200 MVA T/F neutral of transformer by 40 mm dia 150 mm long conical shape its placing inside the ground in triangular shape all 03 no electrode with 75x10mm MS Flate 700 mm deepand connecting with same with earthmat at two places.

Jumpering of 200 MVA transformer HV & LV side by twin ACSR moose conductor.

Preparation of Cable Schedule for 200 MVA transformer and associated bays and providing its copy.

Laying & termination of armoured control cable from control panel/Relay Panel to its RTCC, marshalling box, ACDB, DCDB etc dressing as per cable schedule including clamping at a distance 2 mtr. with 25x3 mm. Aluminium Strip. It includes cutting & making holes in various equipment's base plates & fixing of accurate size cable glands, binding the numbering tags on both side of cable, making termination at each equipment on both ends with correct ferruling. This also include resetting of trench cover on trenches after completion of work.

2x2.5 sq mm

4x2.5 sq mm

6x2.5 sq mm

10x2.5 sq mm

4x6 sq mm

Supply of cable gland of different sizes

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

Supply of following hardware fitting & connectors.

Clamp suitable for 4" IPS aluminium tube at one end and twin ACSR moose conductor 450 mm spacing.

Bimetallic terminal connector for 200 MVA transformer HV side bushing rod dia (as per site) made of aluminium alloy LM-6 suitable for twin ACSR moose conductor 450 mm spacing matching with bushing rod complete with hot dip galvanised nut & bolt as per technical specification.

Bimetallic terminal connector for 200 MVA transformer LV side bushing rod dia (as per site) made of aluminium alloy LM-6 suitable for twin ACSR moose conductor 250 mm spacing matching with bushing rod complete with hot dip galvanised nut & bolt as per technical specification.

Connector for 132 KV Lighting arrestor of aluminium alloy LM-6 suitable for twin ACSR moose conductor 250 mm spacing matching with lighting arrestor base with hot dip galvanised nut & bolt as per technical specification.

Connector for 132 KV cable termination kit of aluminium alloy LM-6 suitable for twin ACSR moose conductor 250 mm spacing matching with cable termination kit base with hot dip galvanised nut & bolt as per technical specification.

Spacer suitbale for twin ACSR moose conductor for 450 mm with hot dip galvanised nut & bolt as per technical specification.

Spacer suitbale for twin ACSR moose conductor for 250 mm with hot dip galvanised nut & bolt as per technical specification.

132 KV Cable termination and associated work

145kV Termination kit at both ends (Outdoor & GIS) for 1 x 630 sq. mm. XLPE aluminium cable

Outdoor termination work at transformer end with earthing.

Indoor termination work at GIS end with earthing.

Steel Support Structure for outdoor termination

Single Core 6.6 KV 300 sq. mm sheath Bonding Coaxial cable

Installation of three phase link boxes with /without SVL

Erection of structure

Pipe type earthing material.

Installation of high velocity automatic water spraying system for 100 MVA T/F including laying of fire direction water pipe line valves Quartzoid, HVWS nozzles along with all material complete as per details.

Supply & 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.).

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

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

Supply & 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.

Supply & 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.

Supply & 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.

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

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

Supply, Installation & Testing Commissioning 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%

Integration of C & R Panel with existing SAS Job

Following work at 200 MVA, 400/132 KV Transformer-III

Earthing of equipments by cutting straightening,bending,laying 700 mm below ground and above ground of following size of MS Flat for earthing of main and auxilliary structure including welding with main earthmat and with object to be earthed,excavation of trenches,its back filling to complete the work

MS Flat 75x10 mm

MS Flat 50x6 mm

MS Flat 25x6 mm

Erection of pipe type structure along with required fabrication.

Erection of 132 KV lighting arrestor along with its acessories

Delta Earthing for 132 KV lighting arrestor by 40 mm dia 150 mm long conical shape its placing inside the ground in rectangular shape all 06 no electrode with 75x10mm MS Flat 700 mm depth connecting with same with earthmat at two places.

Delta Earthing for 200 MVA T/F neutral of transformer by 40 mm dia 150 mm long conical shape its placing inside the ground in triangular shape all 03 no electrode with 75x10mm MS Flat 700 mm depth connecting with same with earthmat at two places.

Jumpering of 200 MVA transformer HV & LV side by twin ACSR moose conductor.

Preparation of Cable Schedule for 200 MVA transformer and associated bays and providing its copy.

Laying & termination of armoured control cable from control panel/Relay Panel to its RTCC, marshalling box, ACDB, DCDB etc dressing as per cable schedule including clamping at a distance 2 mtr. with 25x3 mm. Aluminium Strip. It includes cutting & making holes in various equipment's base plates & fixing of accurate size cable glands, binding the numbering tags on both side of cable, making termination at each equipment on both ends with correct ferruling. This also include resetting of trench cover on trenches after completion of work.

2x2.5 sq mm

4x2.5 sq mm

6x2.5 sq mm

10x2.5 sq mm

4x6 sq mm

Supply of cable gland of different sizes

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

Supply of following hardware fitting & connectors.

Clamp suitable for 4" IPS aluminium tube at one end and twin ACSR moose conductor 450 mm spacing.

Bimetallic terminal connector for 200 MVA transformer HV side bushing rod dia (as per site) made of aluminium alloy LM-6 suitable for twin ACSR moose conductor 450 mm spacing matching with bushing rod complete with hot dip galvanised nut & bolt as per technical specification.

Bimetallic terminal connector for 200 MVA transformer LV side bushing rod dia (as per site) made of aluminium alloy LM-6 suitable for twin ACSR moose conductor 250 mm spacing matching with bushing rod complete with hot dip galvanised nut & bolt as per technical specification.

Connector for 132 KV Lighting arrestor of aluminium alloy LM-6 suitable for twin ACSR moose conductor 250 mm spacing matching with lighting arrestor base with hot dip galvanised nut & bolt as per technical specification.

Connector for 132 KV cable termination kit of aluminium alloy LM-6 suitable for twin ACSR moose conductor 250 mm spacing matching with cable termination kit base with hot dip galvanised nut & bolt as per technical specification.

Spacer suitbable for twin ACSR moose conductor for 450 mm with hot dip galvanised nut & bolt as per technical specification.

Spacer suitabale for twin ACSR moose conductor for 250 mm with hot dip galvanised nut & bolt as per technical specification.

Circulation of T/F oil of 200 MVA 400/132 KV Transformer-III in transformer tank or oil tanker by connecting centrifuging machine to be provided by the Contactor. Taking BDV values of oil IR values periodically till the required value is reached as per direction of Supervising Engineer. (Approx. 76KL) Centrifuging machine with operator & oil testing set shall be provided by the contractor at his own cost.

Sampling and testing of transformer oil at CPRI or any other NABL accredited testing lab including cost of transportation of samples in standard sampling bottles Samples to be taken at following intervals (as per actual requirement) I. Before filling in transformer main tank and OLTC-03 Samples. 2.Before filling in cooling bank - 01 sample 3. Before charging - 05 samples from top and bourn of Main tank. R Y & B Phase OLTC respectively. Following tests are to be conducted for each sample- 1. Breakdown voltage 2. Moisture Content. 3. Tan Delta of Oil, 4. Resistivity. 5. Interfacial Tension, 6. Particle Count, 7. Dissolved gas Analysis

Installation of high velocity automatic water spraying system for 100 MVA T/F including laying of fire direction water pipe line valves Quartzoid, HVWS nozzles along with all material complete as per details.

Supply & 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.).

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

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

Supply & 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.

Supply & 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.

Supply & 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.

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

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

Supply, Installation & Testing Commissioning 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% range 1-10 Kg Cm2

Integration of C & R Panel with existing SAS Job

Following work 400 KV 63 MVAR, BUS REACTOR at 400 kV GIS S/S Sector-123 Noida

Earthing of equipments by cutting straightening,bending,laying 700 mm below ground and above ground of following size of MS Flat for earthing of main and auxilliary structure including welding with main earthmat and with object to be earthed,excavation of trenches,its back filling to complete the work

MS Flat 75x10 mm

MS Flat 50x6 mm

MS Flat 25x6 mm

Erection of pipe type structure along with required fabrication.

Erection of 400 KV lighting arrestor along with its accessories

Delta Earthing for 400 KV lighting arrestor by 40 mm dia 150 mm long conical shape its placing inside the ground in rectangular shape all 06 no electrode with 75x10mm MS Flat 700 mm depth connecting with same with earthmat at two places.

Delta Earthing for 63 MVAR neutral of reactor by 40 mm dia 150 mm long conical shape its placing inside the ground in triangular shape all 03 no electrode with 75x10mm MS Flate 700 mm depth connecting with same with earthmat at two places.

Jumpering of 400 KV 63 MVAR reactor bay (GIB Bushing to reactor bushing) with 4" IPS Aluminium tube & twin ACSR moose conductor.

Preparation of Cable Schedule for 200 MVA transformer and associated bays and providing its copy.

Laying & termination of armoured control cable from control panel/Relay Panel to its RTCC, marshalling box, ACDB, DCDB etc dressing as per cable schedule including clamping at a distance 2 mtr. with 25x3 mm. Aluminium Strip. It includes cutting & making holes in various equipment's base plates & fixing of accurate size cable glands, binding the numbering tags on both side of cable, making termination at each equipment on both ends with correct ferruling. This also include resetting of trench cover on trenches after completion of work.

2x2.5 sq mm

4x2.5 sq mm

6x2.5 sq mm

10x2.5 sq mm

4x6 sq mm

Supply of cable gland of different sizes

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

Supply of following hardware fitting & connectors.

Clamp suitable for 4" IPS aluminium tube at one end and twin ACSR moose conductor 450 mm spacing.

Bimetallic terminal connector for 63 MVAR reactor bushing rod dia (as per site) made of aluminium alloy LM-6 suitable for twin ACSR moose conductor 450 mm spacing matching with bushing rod complete with hot dip galvanised nut & bolt as per technical specification.

Connector for 400 KV Lighting arrestor of aluminium alloy LM-6 suitable for 4"IPS Aluminium tube matching with lighting arrestor base with hot dip galvanised nut & bolt as per technical specification.

Connector for 400 KV Gas to air bushing of aluminium alloy LM-6 suitable for 4"IPS Aluminium tube matching with Gas to air bushing base with hot dip galvanised nut & bolt as per technical specification.

Spacer suitabale for twin ACSR moose conductor for 450 mm with hot dip galvanised nut & bolt as per technical specification.

4"IPS aluminium tube.

Installation of high velocity automatic water spraying system for 100 MVA T/F including laying of fire direction water pipe line valves Quartzoid, HVWS nozzles along with all material complete as per details.

Supply & 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.).

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

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

Supply & 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.

Supply & 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.

Supply & 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.

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

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

Supply, Installation & Testing Commissioning 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% range 1-10 Kg Cm2

Integration of C & R Panel with existing SAS Job

Perfect Power Transformer Associates

Delhi Oil Corporation