Overhauling, Repairing and Monthly maintenance of 11 KV Vacuum Circuit Breakers

Amount

Annexure -A ( Works )

Charges of Opening of auxiliary Bus bars, Vacuum Interrupters, Resin phase barriers, fixed and moving contacts, Drive Insulators etc as required.

Charges of Cleaning/General overhauling of carbonized auxiliary Bus bars, Vacuum Interrupters, Resin phase barriers, fixed and moving contacts, Drive Insulators etc.

Charges of Refitting of auxiliary Bus bars, Vacuum Interrupters, Resin phase barriers, fixed and moving contacts, Drive Insulators etc.

Charges of Opening of operating Mechanism /associated Equipment as required (tripping lever, charging lever, inter lock lever, locking drum, mechanism springs, setting screw, stop pin, trip prop, set screw, spindle, lock nut, Trip roller, racking arm, secondary plug flap, coil assembly, release roller,ratchet, coil pot, main toggle, Tripping plunger, operating springs, Trip coils etc.)

Charges of Cleaning, General overhauling & Refitting of operating Mechanism of operating Mechanism/associated Equipment as required (tripping lever, charging lever, inter lock lever, locking pin, trip prop, set screw, spindle, lock nut, Trip roller, racking arm, secondary plug flap, coil assembly, release roller, ratchet, coil pot, main toggle, Tripping plunger, operating springs, Trip coils etc.

Charges of General overhauling/oiling of VCB truck wheels, Wheel coupling assembly, alignment of the same.

Charges of Painting of VCB panels(outer surface and interior lower area where VCB is placed)

Charges of Charges of Epoxy painting/ PVC sleeve covering of Bus Bars/spouts/CT.

Charges of Opening of 11 KV main panel bus bars, spout bus bars, C.T Bus bars, as required.

Charges of Cleaning, General overhauling & setting of 11 KV main panel bus bars, connecting bus bars, C.T Bus bars and other bus bars.

Charges of Opening, cleaning & general overhauling of spring charging motor including repairing of motor winding and other motor parts.

Charges of Repairing and general overhauling of battery charger having the work of checking, cleaning of electronic components, removing the damaged parts, providing and fixing new components and make it into perfect condition and rewiring of all DC supply connections of all the VCB panels situated in 33/11 KV substation.

Charges of Replacement of old 24 V Battery Bank for DC supply of relay with associtaed equipments like movable trolley for battery palcement and rewiring of DC connections of all VCB panels as per requirement.

Charges of Monthly maintenance/AMC cost of 11KV VCB Panels for Three years.(After completion of one year warrenty of Repairing and Overhauling).

Annexure - B ( Supply )

Supply of BUS BAR SPOUT EPOXY CASTED R PHASE

Supply of BUS BAR SPOUT EPOXY CASTED Y PHASE

Supply of BUS BAR SPOUT EPOXY CASTED B PHASE

Supply of PUSH BUTTON

Supply of DIN RAIL MOUNTED TERMINAL BLOCK

Supply of FLUSH MOUNTAIN PATTERN 96X96 SQMM AMMETE

Supply of KIT KAT 32 AMP

Supply of TNC SWITCH

Supply of MULTISTRAND PVC COPPER WIRE 2.5 SQ MM

Supply of MCB 1PH 63AMP

Supply of AC Digital Voltmeter

Supply of Auxillary Connector/contact

Supply of Heater with thermostat

Supply of Vacuum Interuppter 11 KV 26.3 KA

Supply of MCB Double pole 10 Amp

Supply of 3P Aux. Con. NONC block 32 A/Glass relay

Supply of 11 KV CT 2R-2C 400/200/5-5A (BHEL)

Supply of PANEL INDICATORS R/G/B/Y COLOUR

Supply of INTERRUPTER HOUSING

Supply of Tripping coil for 11 KV

TNK Electricals