Supply Of 250 Kva, 11 Kv / 415 V Step Down Indoor Type Floor Mounted Distribution Transformer, 3 Phase 50 Hz Oil Immersed Naturally Cooled Onnan, Core Type Double Wound With Copper Conductor Off Circuit Tap Changer In 5 Step I.E. Plus Percent, Plus 2., danapur-Bihar

Supply Of 250 Kva, 11 Kv / 415 V Step Down Indoor Type Floor Mounted Distribution Transformer, 3 Phase 50 Hz Oil Immersed Naturally Cooled Onnan, Core Type Double Wound With Copper Conductor Off Circuit Tap Changer In 5 Step I.E. Plus Percent, Plus 2.5 Percent, N Minus 2.5 Percent Minus 5 Percent High Voltage Connected In Delta Whereas Low Voltage Side Connected In Star Having Vector Grouping Dyn11 With Neutral Of Secondary Winding Brought Out For Earthing Maximum Current Density Should Be 2.5 A Sq Mm Maximum Flux Density 1.6 Tesla Having Cable Boxes On High Voltage And Low Voltage Side Complete With Transformer Conforming To Is:2026 / 1977 Part-1 And First Filling Of Oil As Per Is:355. The Bidder Shall Furnish Of Type Test Report As Per Is From Nabl Accredited Lab Along With The Tender. The Type Test Report Should Not Be More Than 10 Years Old On The Date Of Bid Opening Or The Bidder Shall Submit Latest Type Test Report Of 250 Kva, 11 Kv / 415 V Step Down Indoor Type Transformer From Nabl Accredited Lab At The Time Of Inspection.Supply Of 250 Kva, 11 Kv / 415 V Step Down Indoor Type Floor Mounted Distribution Transformer, 3 Phase 50 Hz Oil Immersed Naturally Cooled Onnan, Core Type Double Wound With Copper Conductor Off Circuit Tap Changer In 5 Step I.E. Plus Percent, Plus 2.5 Percent, N Minus 2.5 Percent Minus 5 Percent High Voltage Connected In Delta Whereas Low Voltage Side Connected In Star Having Vector Grouping Dyn11 With Neutral Of Secondary Winding Brought Out For Earthing Maximum Current Density Should Be 2.5 A Sq Mm Maximum Flux Density 1.6 Tesla Having Cable Boxes On High Voltage And Low Voltage Side Complete With Transformer Conforming To Is:2026 / 1977 Part-1 And First Filling Of Oil As Per Is:355. The Bidder Shall Furnish Of Type Test Report As Per Is From Nabl Accredited Lab Along With The Tender. The Type Test Report Should Not Be More Than 10 Years Old On The Date Of Bid Opening Or The Bidder Shall Submit Latest Type Test Report Of 250 Kva, 11 Kv / 415 V Step Down Indoor Type Transformer From Nabl Accredited Lab At The Time Of Inspection., Supply Of 250 Kva, 11 Kv / 415 V Step Down Indoor Type Floor Mounted Distribution Transformer, 3 Phase 50 Hz Oil Immersed Naturally Cooled Onnan, Core Type Double Wound With Copper Conductor Off Circuit Tap Changer In 5 Step I.E. Plus Percent, Plus 2.5 Percent, N Minus 2.5 Percent Minus 5 Percent High Voltage Connected In Delta Whereas Low Voltage Side Connected In Star Having Vector Grouping Dyn11 With Neutral Of Secondary Winding Brought Out For Earthing Maximum Current Density Should Be 2.5 A Sqmm Maximum Flux Density 1.6 Tesla Having Cable Boxes On High Voltage And Low Voltage Side Complete With Transformer Conforming To Is:2026 / 1977 Part-1 And First Filling Of Oil As Per Is:355. The Bidder Shall Furnish Of Type Test Report As Per Is From Nabl Accredited Lab Along With The Tender. The Type Test Report Should Not Be More Than 10 Years Old On The Date Of Bid Opening Or The Bidder Shall Submit Latest Type Test Report Of 250 Kva, 11 Kv / 415 V Step Down Indoor Type Transformer From Nabl Accredited Lab At The Time Of Inspection.

Refer document

Refer document

Refer document