GENERAL-Urgent maintenance of Substation civilstation- Kozhikode-Electrical maintenance of EI-HT-Electrical-Work

OD128077/2026-2027:Providing comprehensive maintenance and servicing of the existing 1000 A GE Unipact Air Circuit Breaker (ACB), including isolation and safety arrangements, thorough cleaning of the ACB and associated components, application of CRC contact cleaning spray for cleaning of electrical contacts and contact surfaces, visual inspection of all electrical and mechanical parts, checking and tightening of all accessible electrical and mechanical connections, inspection and servicing of the operating mechanism, cleaning and lubrication of moving parts as required, checking and servicing of the trip unit and protection functions, checking the condition and operation of auxiliary contacts, inspection of arc chutes and main contacts, checking contact alignment and contact pressure, insulation resistance test, contact resistance test, manual and electrical ON/OFF operation testing, trip operation testing, checking of interlocks and indications, rectification of minor defects wherever required, reassembly and commissioning, and complete functional testing of the ACB after maintenance, including all necessary consumables such as CRC contact cleaning spray, all as directed by the Engineer-in-Charge.

OD128231/2026-2027:Providing comprehensive overhauling and maintenance of the existing 11 kV indoor/outdoor type Load Break Switch (LBS), including isolation, discharge and earthing of the equipment; complete cleaning of the switch assembly and enclosure; inspection of main and arcing contacts, contact alignment, contact pressure, operating mechanism, insulators, terminals, busbar connections and associated components; checking and servicing of contacts with cleaning and application of suitable contact grease where required; servicing, adjustment and lubrication of the operating mechanism and moving parts; checking proper ON/OFF operation, mechanical interlocks and indication arrangements; inspection and servicing of the armature/operating arms, linkages, springs and associated mechanical parts; inspection and testing of space heaters, thermostat, heater wiring, control MCB/fuse, terminals and associated control connections, including checking proper operation and replacement of minor defective components where required; checking and tightening of all accessible electrical and mechanical connections; inspection and checking of equipment earthing; measurement of insulation resistance and contact resistance; mechanical operation and functional testing of the LBS under no-load/load conditions as applicable; testing of associated control and interlocking circuits; and restoration of the equipment to normal service, including all labour, tools, testing instruments, minor consumables and incidental works, complete as directed by the Engineer-in-Charge.

OD128246/2026-2027:Providing inspection, servicing and minor maintenance of existing Substation Sub panel board including checking and tightening of all loose electrical connections, switch/isolator, relay, control wiring, cleaning and servicing of electrical contacts; removal of dust, dirt and minor carbon deposits; checking for overheating, arcing, loose/burnt terminals and other minor defects; carrying out minor adjustments and necessary rectification; cleaning of panel interior, busbars, components and cable alleys using suitable dry cleaning methods; checking proper operation of switches, breakers, contactors, relays, indicating devices and control circuits; complete in all respects as directed by the Engineer-in-Charge. The rate shall include all labour, tools, cleaning materials, electrical contact cleaner and other incidental expenses required for satisfactory completion of the work.

OD128240/2026-2027:Providing inspection, servicing and minor maintenance of existing Substation Main panel board including checking and tightening of all loose electrical connections, switch/isolator, relay, control wiring, cleaning and servicing of electrical contacts; removal of dust, dirt and minor carbon deposits; checking for overheating, arcing, loose/burnt terminals and other minor defects; carrying out minor adjustments and necessary rectification; cleaning of panel interior, busbars, components and cable alleys using suitable dry cleaning methods; checking proper operation of switches, breakers, contactors, relays, indicating devices and control circuits; and cleaning of the entire indoor substation room including floor, walls, accessible surfaces, panel surroundings, cable trenches/ducts and removal of accumulated dust, dirt, cobwebs and waste materials, and disposing of the same at a suitable location, complete in all respects as directed by the Engineer-in-Charge. The rate shall include all labour, tools, cleaning materials, electrical contact cleaner and other incidental expenses required for satisfactory completion of the work.

OD128248/2026-2027:Supply and Installation of 450 mm sweep 900 rpm Heavy duty Exhaust fan in metal frame waking on 230V A/C in the existing opening, including making good the damage connection testing, com

1.10.3:Wiring for light point/ fan point/ exhaust fan point/ call bell point with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable in surface / recessed medium class PVC conduit, with modular switch, modular plate, suitable GI box and earthing the point with 1.5 sq.mm. FRLS PVC insulated copper conductor single core cable etc as required.Group C

OD128251/2026-2027:Supply and installation of CO2 type fire extinguisher of 4.5 Kg. Capacity with stored pressure type complete with installation brackets with ISI mark

OD128265/2026-2027:Supply and providing 2mm thick elastomeric fire retardant insulating sheet as per IS 15652/2006 to withstand 3.3KV dielectric strength near panel/ substation

OD132164/2026-2027:Painting letters or figures with enamel paint as identification mark to SB, DB, panel board etc as required