Bids Are invited for Custom Bid For Services - Hiring Of Electrical Works At Various Surface Installations Of Rajahmundry Asset - Laying And Jointing Pvc Pipe. Heading , Fabrication Of Vcb Panel With Suitable Mounting Structures And Associated Civil

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Bids Are invited for Custom Bid For Services - Hiring Of Electrical Works At Various Surface Installations Of Rajahmundry Asset - Laying And Jointing Pvc Pipe. Heading , Fabrication Of Vcb Panel With Suitable Mounting Structures And Associated Civil Workssupply, Installation, Testing And Comissioning Of 11Kv 630 S 3 Phase 3Pole 50Hz Outdoor Type Vaccum Circuit Breaker, Along With Protection As Per Is:3427 : 1969, Breaker Including Cts/Pts, Tripping, Closing Coils And Spring Charge Mechanism Etc., As Per Required For Incoming Of The Transformer. The Breaker Unit Shall Consist Of Protective Relay Having Over Current, Over Load, Earth Fault And Other Protections, Built In Power Pack Suitable To Supply Power For Tripping And Closing Mechanism Of The Circuit Breaker. The Breaker Should Be Rack Out Type. Necessary Civil Works For Safe Placement &.Mounting Of Vcb Panel At Site Will Be In The Scope Of The Contractor. Make: Preferably Abb/Siemens/Ge/L&T , Construction Of Earthpitsconstruction Of Earth Pit Shall Be Carried Out Involving Excavation Of Soil, Providing & Fixing Of Earth Electrode Of 3 Meters Length Gi Pipe (Class-B) Having 50 Mm Diameter. Job Shall Also Include Filling Up Of Earth Pit With Earth Enhancement Materials (Viz. Charcoal, Sand, Salt Etc) After Placing The Earth Electrode In The Eaxcavated Earth Pit, Construction Of The Earth Pit Chamber By Providing Bricks, Sand, Cement Etc, Providing & Fixing Of Ms Frame With 6Mm Thick Cover (Chequered Plate) Over Earth Pit, Providing Suitable Funnel With 50Mm To 25Mm Gi Reducer On The Earth Pipe For Water Including Painting, Connection, Tightening Of Earthing Strip With Ss Nut Bolts, Washers Etc And Connecting The Same To Earth Strip/ Earth Grid Etc As Per The Drawings, Specifications And Instructions Of Engineer In –Charge. Measurement Of Earth Pit Resistance And Writing The Resistance Value, Pit Nos. And Date Of Measurement On A Display Board Of Size 15X8, 5Mm Thickness M.S Plate With 35X35x5mm L Angular 2-Ft Long Leg Fixed In Ground Painted Yellow With Letters In Black As Per Instruction Of Engineer In-Charge , Providing, Laying, Fixing And Connecting Of 50X6mm Thick G.I Flat From Earth Pit To Electrical Equipment For Earthing Of Equipment Nearby To Maintain Double Earthing For Each Equipment And As Per Instruction Of Eic , Fabrication And Fixing Of Danger Board Size: 2F X 2F And Name Plate For Transformer. The Danger Board Is To Be Firmly Fixed On Transformer Yard Fencing Gate , Making Power Connections To Vcb And Transformer Ht Terminals By Providing Of 3Cx300 Sqqmm Alu Arm Ht Cable 11Kv (E) Using Suitable Lugs And Necessary Accessories. , Replacement Of Damaged Insulator Of Ht Lines/Structure With A New Insulator 11Kv Along With All The Suitable Accesoroies. , Providing And Fixing Of Heat Shrinkable End Termination Kit Suitable For 300Sqmm Cable , Replacement Of Damaged Lightning Arresters With A New 11 Kv, 10 Ka Line Type Lightning Arresters Along With All The Suitable Accesoroies. , Fabrication Of Vcb Panel With Suitable Mounting Structures And Associated Civil Workssupply, Installation, Testing And Comissioning Of 11Kv 630 S 3 Phase 3Pole 50Hz Outdoor Type Vaccum Circuit Breaker, Along With Protection As Per Is:3427 : 1969, Breaker Including Cts/Pts, Tripping, Closing Coils And Spring Charge Mechanism Etc., As Per Required For Incoming Of The Transformer. The Breaker Unit Shall Consist Of Protective Relay Having Over Current, Over Load, Earth Fault And Other Protections, Built In Power Pack Suitable To Supply Power For Tripping And Closing Mechanism Of The Circuit Breaker. The Breaker Should Be Rack Out Type. Necessary Civil Works For Safe Placement &.Mounting Of Vcb Panel At Site Will Be In The Scope Of The Contractor. Make: Preferably Abb/Siemens/Ge/L&T , Construction Of Earthpitsconstruction Of Earth Pit Shall Be Carried Out Involving Excavation Of Soil, Providing & Fixing Of Earth Electrode Of 3 Meters Length Gi Pipe (Class-B) Having 50 Mm Diameter. Job Shall Also Include Filling Up Of Earth Pit With Earth Enhancement Materials (Viz. Charcoal, Sand, Salt Etc) After Placing The Earth Electrode In The Eaxcavated Earth Pit, Construction Of The Earth Pit Chamber By Providing Bricks, Sand, Cement Etc, Providing & Fixing Of Ms Frame With 6Mm Thick Cover (Chequered Plate) Over Earth Pit, Providing Suitable Funnel With 50Mm To 25Mm Gi Reducer On The Earth Pipe For Water Including Painting, Connection, Tightening Of Earthing Strip With Ss Nut Bolts, Washers Etc And Connecting The Same To Earth Strip/ Earth Grid Etc As Per The Drawings, Specifications And Instructions Of Engineer In –Charge. Measurement Of Earth Pit Resistance And Writing The Resistance Value, Pit Nos. And Date Of Measurement On A Display Board Of Size 15X8, 5Mm Thickness M.S Plate With 35X35x5mm L Angular 2-Ft Long Leg Fixed In Ground Painted Yellow With Letters In Black As Per Instruction Of Engineer In-Charge , Providing, Laying, Fixing And Connecting Of 50X6mm Thick G.I Flat From Earth Pit To Electrical Equipment For Earthing Of Equipment Nearby To Maintain Double Earthing For Each Equipment And As Per Instruction Of Eic , Fabrication And Fixing Of Danger Board Size: 2F X 2F And Name Plate For Transformer. The Danger Board Is To Be Firmly Fixed On Transformer Yard Fencing Gate. , Making Power Connections To Vcb And Transformer Ht Terminals By Providing Of 3Cx300 Sqqmm Alu Arm Ht Cable 11Kv (E) Using Suitable Lugs And Necessary Accessories. , Replacement Of Damaged Insulator Of Ht Lines/Structure With A New Insulator 11Kv Along With All The Suitable Accesoroies. , Providing And Fixing Of Heat Shrinkable End Termination Kit Suitable For 300Sqmm Cable , Replacement Of Damaged Lightning Arresters With A New 11 Kv, 10 Ka Line Type Lightning Arresters Along With All The Suitable Accesoroies. , Supply, Installation, Testing And Commissioning Of Ngr Panel.Ngr & Relay With Double Door Outdoor Panel Of 2 Mm Thick Ms Sheet Steel (Crca) Enclosure (Powder Coated) Of Approx. Dimensions 600 X 1025 X 600 Mm With Canopy And 35 X 35 X 5 Mm Ms L-Angular Stand Of 2Ft Length Of Which 1Ft Below Ground Along With Cement Concrete Foundation For Legs Consist Of Following Components:1.System Particulars: Voltage : 415V + 10%, Frequency : 50Hz, Phase : 3Ph., 4-Wire2.Resistor Specifications:Current: 750 Ma, Rated Resistance: 333.3 Ω Silicon Coated Wire Wound Resistor. Resistor Type: Wire Wound Ni-Cr, Duty Cycle: 10 Sectemperature Rise: 375 °C, Location: Outdoor.Resistance Tolerance : + / -5 %, Standard Followed : Ieee-32 Std3.Cable Gland:From Bottom (High End & Low End), Removable Cable Gland Plate, Gland Plate 2.0Mm4. 10 Sq. Mm Body Stud For Body Earthing5. Wiring: Control Wiring: Shall Be With Min 1 Sq Mm Frls Cu Wire Of Grey Color, Power Wiring: Shall Be With 2.5 Sq Mm Frls Cu. Wire Of Grey Color (1100V Range), Wire Ends To Be Properly Crimped With Copper Lugs And Shall Have Ferrule Numbers.415 V, 750Ma Neutral Grounding Resistor Panel Out Of 14/16 Swg Crca Sheet Steel, Powder Coated & Painted With 631 Shade Of Is:5 With Resistance: 333.3 Ω, Tolerance + 5% With Ngr Monitoring Relay With Suitable Mcb For Control Supply Incoming Along With Emergency Battery Power Pack System (Make: Jvs/Bender Or Equivalent) , Copper Plate Earthingproviding Earth Pit With 600X600x3mm Size Copper Plate (Copper Plate Earth Pit Connected With 2 Runs Of 25X6mm Copper Strip Interconnected At The Top By 50X6mm Thick As Per Drawing) Along With 50Mm Dia 2.5 Mtrs Long Gi Pipe Along With Funnel For Watering Including Filling Of Charcoal And Salt By Alternative Layers As Per Is 3043. The Earth Pit Shall Be Made Of 18X18 Inch Size Of Cast Iron Manhole Cover Including Suitable Brick Wall Chamber Along With Masonry Work Finishing And Painted Green As Per Instructions Of Eic. , Supply, Laying And Termination With Proper Glanding Of Single Core, 70Sq. Mm Copper Flexible Cable Confirming To Relevant Is.From Transformer Neutral To Ngr: Two Runsngr To Two Different Earth Pits: One Run Eachmake Of Cable: Preferably Polycab/ Kei/ Finolex , Control Cable For 230V, 50Hz 1-Phase:Supply, Laying And Termination With Proper Glanding Of 2C X 1.5 Sq.Mm Armoured Copper Cable Confirming To Relevant Is.From Transformer Mccb Incoming To Ngr. , Supply, Installation, Testing And Commissioning Of Ngr Panel.Ngr & Relay With Double Door Outdoor Panel Of 2 Mm Thick Ms Sheet Steel (Crca) Enclosure (Powder Coated) Of Approx. Dimensions 600 X 1025 X 600 Mm With Canopy And 35 X 35 X 5 Mm Ms L-Angular Stand Of 2Ft Length Of Which 1Ft Below Ground Along With Cement Concrete Foundation For Legs Consist Of Following Components:1.System Particulars: Voltage : 415V + 10%, Frequency : 50Hz, Phase : 3Ph., 4-Wire2.Resistor Specifications:Current: 750 Ma, Rated Resistance: 333.3 Ω Silicon Coated Wire Wound Resistor. Resistor Type: Wire Wound Ni-Crduty Cycle: 10 Sectemperature Rise: 375 °C, Location: Outdoor.Resistance Tolerance : + / -5 %Standard Followed : Ieee-32 Std3.Cable Gland: From Bottom (High End & Low End)Removable Cable Gland Plategland Plate 2.0Mm4.10 Sq. Mm Body Stud For Body Earthing5.Wiring: Control Wiring: Shall Be With Min 1 Sq Mm Frls Cu Wire Of Grey Colorpower Wiring: Shall Be With 2.5 Sq Mm Frls Cu. Wire Of Grey Color (1100V Range)Wire Ends To Be Properly Crimped With Copper Lugs And Shall Have Ferrule Numbers.415 V, 750Ma Neutral Grounding Resistor Panel Out Of 14/16 Swg Crca Sheet Steel, Powder Coated & Painted With 631 Shade Of Is:5 With Resistance: 333.3 Ω, Tolerance + 5% With Ngr Monitoring Relay With Suitable Mcb For Control Supply Incoming Along With Emergency Battery Power Pack System (Make: Jvs/Bender Or Equivalent) , Copper Plate Earthingproviding Earth Pit With 600X600x3mm Size Copper Plate (Copper Plate Earth Pit Connected With 2 Runs Of 25X6mm Copper Strip Interconnected At The Top By 50X6mm Thick As Per Drawing) Along With 50Mm Dia 2.5 Mtrs Long Gi Pipe Along With Funnel For Watering Including Filling Of Charcoal And Salt By Alternative Layers As Per Is 3043. The Earth Pit Shall Be Made Of 18X18 Inch Size Of Cast Iron Manhole Cover Including Suitable Brick Wall Chamber Along With Masonry Work Finishing And Painted Green As Per Instructions Of Eic. , Supply, Laying And Termination With Proper Glanding Of Single Core, 70Sq. Mm Copper Flexible Cable Confirming To Relevant Is.From Transformer Neutral To Ngr: Two Runsngr To Two Different Earth Pits: One Run Eachmake Of Cable: Preferably Polycab/ Kei/ Finolex , Control Cable For 230V, 50Hz 1-Phase:Supply, Laying And Termination With Proper Glanding Of 2C X 1.5 Sq.Mm Armoured Copper Cable Confirming To Relevant Is.From Transformer Mccb Incoming To Ngr. , Supply, Installation, Testing And Commissioning Of Ngr Panel.Ngr & Relay With Double Door Outdoor Panel Of 2 Mm Thick Ms Sheet Steel (Crca) Enclosure (Powder Coated) Of Approx. Dimensions 600 X 1025 X 600 Mm With Canopy And 35 X 35 X 5 Mm Ms L-Angular Stand Of 2Ft Length Of Which 1Ft Below Ground Along With Cement Concrete Foundation For Legs Consist Of Following Components:1.System Particulars: Voltage : 415V + 10%, Frequency : 50Hz, Phase : 3Ph., 4-Wire2.Resistor Specifications:Current: 750 Ma, Rated Resistance: 333.3 Ω Silicon Coated Wire Wound Resistor. Resistor Type: Wire Wound Ni-Cr, Duty Cycle: 10 Sectemperature Rise: 375 °C, Location: Outdoor.Resistance Tolerance : + / -5 %Standard Followed : Ieee-32 Std3.Cable Gland:From Bottom (High End & Low End), Removable Cable Gland Plate, Gland Plate 2.0Mm4.10 Sq. Mm Body Stud For Body Earthing5.Wiring: Control Wiring: Shall Be With Min 1 Sq Mm Frls Cu Wire Of Grey Colorpower Wiring: Shall Be With 2.5 Sq Mm Frls Cu. Wire Of Grey Color (1100V Range)Wire Ends To Be Properly Crimped With Copper Lugs And Shall Have Ferrule Numbers.415 V, 750Ma Neutral Grounding Resistor Panel Out Of 14/16 Swg Crca Sheet Steel, Powder Coated & Painted With 631 Shade Of Is:5 With Resistance: 333.3 Ω, Tolerance + 5% With Ngr Monitoring Relay With Suitable Mcb For Control Supply Incoming Along With Emergency Battery Power Pack System (Make: Jvs/Bender Or Equivalent) , Copper Plate Earthingproviding Earth Pit With 600X600x3mm Size Copper Plate (Copper Plate Earth Pit Connected With 2 Runs Of 25X6mm Copper Strip Interconnected At The Top By 50X6mm Thick As Per Drawing) Along With 50Mm Dia 2.5 Mtrs Long Gi Pipe Along With Funnel For Watering Including Filling Of Charcoal And Salt By Alternative Layers As Per Is 3043. The Earth Pit Shall Be Made Of 18X18 Inch Size Of Cast Iron Manhole Cover Including Suitable Brick Wall Chamber Along With Masonry Work Finishing And Painted Green As Per Instructions Of Eic. , Supply, Laying And Termination With Proper Glanding Of Single Core, 70Sq. Mm Copper Flexible Cable Confirming To Relevant Is.From Transformer Neutral To Ngr: Two Runsngr To Two Different Earth Pits: One Run Eachmake Of Cable: Preferably Polycab/ Kei/ Finolex , Control Cable For 230V, 50Hz 1-Phase:Supply, Laying And Termination With Proper Glanding Of 2C X 1.5 Sq.Mm Armoured Copper Cable Confirming To Relevant Is.From Transformer Mccb Incoming To Ngr. , Supply, Installation, Testing And Commissioning Of Ngr Panel.Ngr & Relay With Double Door Outdoor Panel Of 2 Mm Thick Ms Sheet Steel (Crca) Enclosure (Powder Coated) Of Approx. Dimensions 600 X 1025 X 600 Mm With Canopy And 35 X 35 X 5 Mm Ms L-Angular Stand Of 2Ft Length Of Which 1Ft Below Ground Along With Cement Concrete Foundation For Legs Consist Of Following Components:1.System Particulars: Voltage : 415V + 10%, Frequency : 50Hz, Phase : 3Ph., 4-Wire2.Resistor Specifications:Current: 750 Marated Resistance: 333.3 Ω Silicon Coated Wire Wound Resistor. Resistor Type: Wire Wound Ni-Cr, Duty Cycle: 10 Sec, Temperature Rise: 375 °C, Location: Outdoor.Resistance Tolerance : + / -5 %Standard Followed : Ieee-32 Std3.Cable Gland:From Bottom (High End & Low End)Removable Cable Gland Plategland Plate 2.0Mm4.10 Sq. Mm Body Stud For Body Earthing5.Wiring: Control Wiring: Shall Be With Min 1 Sq Mm Frls Cu Wire Of Grey Colorpower Wiring: Shall Be With 2.5 Sq Mm Frls Cu. Wire Of Grey Color (1100V Range)Wire Ends To Be Properly Crimped With Copper Lugs And Shall Have Ferrule Numbers.415 V, 750Ma Neutral Grounding Resistor Panel Out Of 14/16 Swg Crca Sheet Steel, Powder Coated & Painted With 631 Shade Of Is:5 With Resistance: 333.3 Ω, Tolerance + 5% With Ngr Monitoring Relay With Suitable Mcb For Control Supply Incoming Along With Emergency Battery Power Pack System (Make: Jvs/Bender Or Equivalent) , Copper Plate Earthingproviding Earth Pit With 600X600x3mm Size Copper Plate (Copper Plate Earth Pit Connected With 2 Runs Of 25X6mm Copper Strip Interconnected At The Top By 50X6mm Thick As Per Drawing) Along With 50Mm Dia 2.5 Mtrs Long Gi Pipe Along With Funnel For Watering Including Filling Of Charcoal And Salt By Alternative Layers As Per Is 3043. The Earth Pit Shall Be Made Of 18X18 Inch Size Of Cast Iron Manhole Cover Including Suitable Brick Wall Chamber Along With Masonry Work Finishing And Painted Green As Per Instructions Of Eic. , Supply, Laying And Termination With Proper Glanding Of Single Core, 70Sq. Mm Copper Flexible Cable Confirming To Relevant Is.From Transformer Neutral To Ngr: Two Runsngr To Two Different Earth Pits: One Run Eachmake Of Cable: Preferably Polycab/ Kei/ Finolex , Control Cable For 230V, 50Hz 1-Phase:Supply, Laying And Termination With Proper Glanding Of 2C X 1.5 Sq.Mm Armoured Copper Cable Confirming To Relevant Is.From Transformer Mccb Incoming To Ngr. , Supply, Installation, Testing And Commissioning Of Ngr Panel.Ngr & Relay With Double Door Outdoor Panel Of 2 Mm Thick Ms Sheet Steel (Crca) Enclosure (Powder Coated) Of Approx. Dimensions 600 X 1025 X 600 Mm With Canopy And 35 X 35 X 5 Mm Ms L-Angular Stand Of 2Ft Length Of Which 1Ft Below Ground Along With Cement Concrete Foundation For Legs Consist Of Following Components:1.System Particulars: Voltage : 415V + 10%, Frequency : 50Hz, Phase : 3Ph., 4-Wire2.Resistor Specifications: Current: 750 Marated Resistance: 333.3 Ω Silicon Coated Wire Wound Resistor. Resistor Type: Wire Wound Ni-Cr, Duty Cycle: 10 Sec, Temperature Rise: 375 °C, Location: Outdoor.Resistance Tolerance : + / -5 %Standard Followed : Ieee-32 Std3.Cable Gland:From Bottom (High End & Low End)Removable Cable Gland Plategland Plate 2.0Mm4.10 Sq. Mm Body Stud For Body Earthing5.Wiring: Control Wiring: Shall Be With Min 1 Sq Mm Frls Cu Wire Of Grey Colorpower Wiring: Shall Be With 2.5 Sq Mm Frls Cu. Wire Of Grey Color (1100V Range)Wire Ends To Be Properly Crimped With Copper Lugs And Shall Have Ferrule Numbers.415 V, 750Ma Neutral Grounding Resistor Panel Out Of 14/16 Swg Crca Sheet Steel, Powder Coated & Painted With 631 Shade Of Is:5 With Resistance: 333.3 Ω, Tolerance + 5% With Ngr Monitoring Relay With Suitable Mcb For Control Supply Incoming Along With Emergency Battery Power Pack System (Make: Jvs/Bender Or Equivalent) , Copper Plate Earthingproviding Earth Pit With 600X600x3mm Size Copper Plate (Copper Plate Earth Pit Connected With 2 Runs Of 25X6mm Copper Strip Interconnected At The Top By 50X6mm Thick As Per Drawing) Along With 50Mm Dia 2.5 Mtrs Long Gi Pipe Along With Funnel For Watering Including Filling Of Charcoal And Salt By Alternative Layers As Per Is 3043. The Earth Pit Shall Be Made Of 18X18 Inch Size Of Cast Iron Manhole Cover Including Suitable Brick Wall Chamber Along With Masonry Work Finishing And Painted Green As Per Instructions Of Eic. , Supply, Laying And Termination With Proper Glanding Of Single Core, 70Sq. Mm Copper Flexible Cable Confirming To Relevant Is.From Transformer Neutral To Ngr: Two Runsngr To Two Different Earth Pits: One Run Eachmake Of Cable: Preferably Polycab/ Kei/ Finolex , Control Cable For 230V, 50Hz 1-Phase:Supply, Laying And Termination With Proper Glanding Of 2C X 1.5 Sq.Mm Armoured Copper Cable Confirming To Relevant Is.From Transformer Mccb Incoming To Ngr. , Supply, Installation, Testing And Commissioning Of Ngr Panel.Ngr & Relay With Double Door Outdoor Panel Of 2 Mm Thick Ms Sheet Steel (Crca) Enclosure (Powder Coated) Of Approx. Dimensions 600 X 1025 X 600 Mm With Canopy And 35 X 35 X 5 Mm Ms L-Angular Stand Of 2Ft Length Of Which 1Ft Below Ground Along With Cement Concrete Foundation For Legs Consist Of Following Components:1.System Particulars: Voltage : 415V + 10%, Frequency : 50Hz, Phase : 3Ph., 4-Wire2.Resistor Specifications: Current: 750 Marated Resistance: 333.3 Ω Silicon Coated Wire Wound Resistor. Resistor Type: Wire Wound Ni-Cr, Duty Cycle: 10 Sec, Temperature Rise: 375 °C, Location: Outdoor.Resistance Tolerance : + / -5 %Standard Followed : Ieee-32 Std3.Cable Gland:From Bottom (High End & Low End)Removable Cable Gland Plategland Plate 2.0Mm4.10 Sq. Mm Body Stud For Body Earthing5.Wiring: Control Wiring: Shall Be With Min 1 Sq Mm Frls Cu Wire Of Grey Colorpower Wiring: Shall Be With 2.5 Sq Mm Frls Cu. Wire Of Grey Color (1100V Range)Wire Ends To Be Properly Crimped With Copper Lugs And Shall Have Ferrule Numbers.415 V, 750Ma Neutral Grounding Resistor Panel Out Of 14/16 Swg Crca Sheet Steel, Powder Coated & Painted With 631 Shade Of Is:5 With Resistance: 333.3 Ω, Tolerance + 5% With Ngr Monitoring Relay With Suitable Mcb For Control Supply Incoming Along With Emergency Battery Power Pack System (Make: Jvs/Bender Or Equivalent) , Copper Plate Earthingproviding Earth Pit With 600X600x3mm Size Copper Plate (Copper Plate Earth Pit Connected With 2 Runs Of 25X6mm Copper Strip Interconnected At The Top By 50X6mm Thick As Per Drawing) Along With 50Mm Dia 2.5 Mtrs Long Gi Pipe Along With Funnel For Watering Including Filling Of Charcoal And Salt By Alternative Layers As Per Is 3043. The Earth Pit Shall Be Made Of 18X18 Inch Size Of Cast Iron Manhole Cover Including Suitable Brick Wall Chamber Along With Masonry Work Finishing And Painted Green As Per Instructions Of Eic. , Supply, Laying And Termination With Proper Glanding Of Single Core, 70Sq. Mm Copper Flexible Cable Confirming To Relevant Is.From Transformer Neutral To Ngr: Two Runsngr To Two Different Earth Pits: One Run Eachmake Of Cable: Preferably Polycab/ Kei/ Finolex , Control Cable For 230V, 50Hz 1-Phase:Supply, Laying And Termination With Proper Glanding Of 2C X 1.5 Sq.Mm Armoured Copper Cable Confirming To Relevant Is.From Transformer Mccb Incoming To Ngr.