Uttar Pradesh Rajkiya Nirman Nigam Limited

Uttar Pradesh Rajkiya Nirman Nigam Limited has published Supply Of 11 Kv Compact Sub Station With 630 Kva Crt Type Dry Transformer At Shaheed Asfaq Ullah Khan Prani Udyan Ramgarh Taal Gorakhpur , Ht Switchgear , 11Kv 630Amps 21Ka For 3 Sec . Sf6 Insulated Non-Extinsible Compact Switchgear Consisting Of Two No Motorised Load Break Switch And One No . Motorised Vacuum Circuit Breaker With Microprocessor Based Self Powered Relay With Series Trip , Self Powered Microprocessor Based Numerical Over Current Relay ( Idmtl + Inst . ) Protection With One No Metering Chamber . Interconnection Between Ht Switchgear And Transformer Shall Be Using 1C X 3R X 95 Sq . Mm Aluminium . Unarmorured Xlpe Cable . ( Make: Schneider / Abb Limited Or Equivalent ) , Relay Will Be Of Any Repute Make . , Cable Termination For Incoming D Module Capable For 3C X 300 Sq . Mm ( 2 Nos . ) Al Armoured Cable , Transformer , 630Kva 11Kv/433V Dyn11 Copper Wound Cast Resin Dry Type Transformer With Off Load Tap Links Of +5% To -5% @2 . 5% . Class Of Insulation: H , Temperature Rise Limits Of 115 Deg . C . Transformer Losses With Is Tolerances - Nll 1 . 3 Kw And Ll- 6 . 1 Kw And Impedance 4% With Is Tolerances . ( Make: Abb/Schneider ) , Surge Arrestor In The Hv Side , Lt Panel - 1000 Amps Aluminium Busbar , Incomer From Transformer , 1000Amps 433V With Minimum 50Ka 4P Fixed Manual ( Fm ) Type Air Circuit Breaker ( Acb ) With Microprocessor Based Release For Overcurrent , Short Circuit And Earth Fault Protection . ( Make: Schneider / Abb Limited Or Equivalent ) , R , Y , B , On , Off , Trip Indications - Led Type ( Make: Technic/Essein Deinki/Binoy ) , Multifunction Meter Of Class 1 Accuracy ( Make:Rishabh/Conserve/El Measure ) , Outgoing , 400 Amp 3 Pole 36 Ka Mccbs 04 Nos , 125 Amp 3 Pole 36 Ka Mccbs 02 No . , Outdoor Enclosure , Outdoor Type Enclosure Having Construction Of Galvanised Sheet Steel Of Thickness 1 . 5/2Mm . The Enclosure Shall Have Ip54 Degree Of Protection For Ht & Lt Switchgear Compartment & Ip34 Degree Of Protection For Transformer Compartment . The Enclosure Shall Be Powder Coated . Each Compartment Will Be Provided With The Door And Pad Locking Arrangement . The Compartment Illumination Lamp With Door Operated Switch Shall Be Provided For Hv And Lv Compartment . Interlocking Between Breaker And Transformer Door . , Interconnection And Earthing , Interconnection Between Ht Switchgear & Transformer Using 1C X 3R X 95 Sq . Mm Xlpe Single Core Aluminium Cable & Interconnection Between Transformer & Lt Switchgear Using Aluminium Busbars . Internal Earthing Connections Including Transformer Neutral By Using 50 X 6Mm Gi Strips As Required . , Notes And Clarifications: , Packge Sub-Station Is Outdoor Plinth Mounted Type . Erection , And Civil Work For Package Substation Is In Scope Of Css Manufacturer . The Foundation Details Will Be Furnished . , Package Sub-Station Will Be Complete With The Internal Interconnections & Earthing . Accessories Required For The External Connections Of Ht & Lt Cables Like Termination Kits , Lugs , Glands Etc & Extending Of Earth Bar To Earth Pits Are In Scope Of Css Manufacturer . . Last date of submission for this tender is 2020-03-05. This is a Miscellaneous Finishes tender in Gorakhpur, Uttar Pradesh