| 1 | HT EQUIPMENTS | | |
| 2 | OD88318/2025-2026:Design, Fabrication, Supply, Installation Testing and Commissioning of 11KV electrically Operated 21kA for 3 sec, 630A SF6 Insulated, Ring Main Unit (CCVV) outdoor type (IP-54) with 2 nos Load break switch as incomer and 2 no motorized VCB (fully rated earth switch) with fully encapsulated vacuum interrupter panel as outgoings, 630 Amp continuously rated Cu busbar complete with all accessories, protective relays, indicators, battery and battery charger, Manometer for indicating SF6 gas pressure with green zone marked on the scale, provision for padlocking for open, close, earth and test position etc. on a suitable CC foundation including all associated civil works. The RMU must be both side extensible type .The rate quoted shall be inclusive of required foundation, mounting accessories, hoisting to its location, assembling of units, lining up, bolting the units and checking all control wiring etc complete as per single line diagram technical specification. Only OEM make is allowed to be supplied | 1.000 | each |
| 3 | OD88317/2025-2026:HT PANEL(Supplied & Installed as per previous contract)Maintenance, Servicing, Calibration,
Testing and Commissioning of the existing 11 kV, 800A 25kA( for 3seconds) electrically operated draw out type both side extendable VCB panel (fully encapsulated vacuum bottle) fabricated out of 14 guage MS Sheet Powder Coated in Shade RAL 7032 . The panel consisting of 800A Copper busbar & support insulators, space heater with thermostat, cubicle illumination lamp, MCBs for AC/DC Control, motor operated spring charged mechanism, anti-pumping device, 110V DC shunt trip and closing coil, explosion vent , necessary power pack for control and trip circuit of three VCB's, control wiring etc and having following specific components and as per IS / IEC standards.Incomer 800A, 12kV,25 kA (3 sec), VCB, Electrically operated draw out type, with 3 Nos single phase PT 11kV/3/110 V/3,50VA(minimum), indication lamps, analogue and digital meters with communication port, numerical protection relays with communication port, required number of CTs for metering and protection,
annunciation window, electrical inter locks etc.- 1 No.Outgoing: 800A, ,12kV,25 kA (3 sec), VCB, Electrically operated draw out type, with indication lamps, analogue and digital meters with
communication port, numerical protection relays with communication port, required number of CTs for metering and protection etc, annunciation window for distribution feeder as detailed in the technical specification - 2 Nos.Earthing Truck suitable for all VCB's - 1 No The quote shall be for checking all the control wiring, testing and calibration of all meters, relays, CTs etc. replacing the damaged components if necessary from authorized manufacturer /agencies, furnishing all test and compliance reports/ certificates, pre-commissioning tests& all Routine tests at site as per BIS. | 1.000 | job |
| 4 | OD88316/2025-2026:Retrofitting of existing HT Panel by providing additional 1 number 11 kV feeder cubicle with following specification Design, Fabrication, Supply, Installation Testing and Commissioning of 11 kV,800A 25kA( for 3seconds), Electrically operated draw out type end side extendable VCBpanel(fully encapsulated vacuum bottle) fabricated out of 14 guage MS Sheet Powder Coated in Shade RAL 7032 . The panel shall be with 800A Copper busbar & support insulators, space heater with thermostat, cubicle illumination lamp, MCBs for AC/DC Control, motor operated spring charged mechanism, anti-pumping device, 110V DC shunt trip and closing coil,explosion vent , necessary control wiring etc with following components 800A, 12kV,25 kA (3 sec), VCB, Electricaly operated drawout type, with 3 Nos single phase PT 11kV/3/110 V /3,50VA(minimum), indication lamps, analogue and digital meters with communication port, numerical protection relays with communication port, required number of CTs for metering and protection, annunciation window,electrical inter locks etc.- 1 No.(Existing ABB OEM panel-12 kV
Switchgear Type Unigear ZN1 Model) Feeder selection shall be Automatic. Note :The biddre shall study the existing system and the panel shall be designed and fabricated to match with existing system as per technical specification & single line diagram and site condition | 1.000 | each |
| 5 | OD88315/2025-2026:11KV/0.433KV, 1600KVA Dry Type Transformer (Supplied & Installed as per previous contract) Maintenance, Servicing, Calibration, Testing and Commissioning of Indoor type 1600 kVA, 11kV/433V 3Ph, 50 Hz, dry type, vector DYN-11 Transformer, copper wound, Class F insulation, indoor distribution Transformer with IP23 enclosure (Unipower make) available at site. The
transformer shall connected Delta on HV side and Star on LV side with On Load Tap Changer in steps of + 5% to -15% in steps of 2.5 with RTCC and AVR. The transformer shall have neutral CT with suitable enclosure on earthed star point with connector for connection to low set earth fault relay, REF relay provided in HT/LT panel, winding temperature alarm and trip, The enclosure shall be IP 23 protection and having HV cable box suitable for termination of HT XLPE cable and LV chamber suitable for termination of busduct and complete with all standard fittings and accessories etc including necessary louvers with cooling fan/duct as required complete and as per specifications attached in all respects as required and necessary control cabling for alarm, tripping & indication as required. Voltage Ratio: 11/0.433 kV Type of Winding: Copper Fittings: Standard fittings as per IS:2026, and other relevant IS. (Ref Drawing No.DP 667 DRG EL 02 002 Sheet 1
of 10 and technical specification for more details). The selected agency shall furnish all relevent test certificates, compliance report from the original manufacturer in respect of confirmation for energizations and trouble free future functioning etc. The rate shall be inclusive of improving the insulation resistance value, winding resistance value, short circuit impedance value etc , cleaning and repainting the damaged portions if any , all materials, lead, lift, etc. if necessary
complete as per CEA/ IS guidelines. | 2.000 | no |