|
| 1 | Complete servicing of the breaker truck including cleaning of pole assemblies with specialized solvents, checking and aligning of main/arcing contacts, lubrication of operating mechanisms (spring-charge gear, linkages, trips, and close coils), and checking contact tightness/contact pressure.Testing of 33 KV feeder Panels, Power Transformer control panel, 33KV Breakers including testing of CT circuit both by primary injection. Work includes clearing and adjustment of relay contacts & springs, checking of closing and tripping of breakers on remote/manual. Checking of protection trip command through CT (By PI) also Checking and Retrofilling Control Panels, burnt wires to make tripping mechaninsm healthy. | Complete servicing of the breaker truck including cleaning of pole assemblies with specialized solvents, checking and aligning of main/arcing contacts, lubrication of operating mechanisms (spring-charge gear, linkages, trips, and close coils), and checking contact tightness/contact pressure.Testing of 33 KV feeder Panels, Power Transformer control panel, 33KV Breakers including testing of CT circuit both by primary injection. Work includes clearing and adjustment of relay contacts & springs, checking of closing and tripping of breakers on remote/manual. Checking of protection trip command through CT (By PI) also Checking and Retrofilling Control Panels, burnt wires to make tripping mechaninsm healthy. |
| 2 | Complete mechanical and electrical overhauling of the 11 KV breaker truck. Cleaning of vacuum interrupter poles, checking contact finger alignment, mechanism lubrication, and testing mechanical interlocks.Testing of 11 KV Incoming/Outgoing Panels (VCB breakers) including testing of CT circuit both by Primary Injection, testing of relays. Wotk includes clearing and adjustment of relay and it's contacts/springs. Checking Operations and tripping of VCB on remote/manual and protection trip command generated through primary injection, also complete burnt wiring of control panels where required as per site conditions and remove mechanical short comings, which required at the time of testing with material. | Complete mechanical and electrical overhauling of the 11 KV breaker truck. Cleaning of vacuum interrupter poles, checking contact finger alignment, mechanism lubrication, and testing mechanical interlocks.Testing of 11 KV Incoming/Outgoing Panels (VCB breakers) including testing of CT circuit both by Primary Injection, testing of relays. Wotk includes clearing and adjustment of relay and it's contacts/springs. Checking Operations and tripping of VCB on remote/manual and protection trip command generated through primary injection, also complete burnt wiring of control panels where required as per site conditions and remove mechanical short comings, which required at the time of testing with material. |
| 3 | Supply & Installation of 33KV & 11KV tripping/closing coil for healthy tripping system as per requirement | Supply & Installation of 33KV & 11KV tripping/closing coil for healthy tripping system as per requirement |
| 4 | Supply & Installation of ammeter as per requirement | Supply & Installation of ammeter as per requirement |
| 5 | Supply & Installation of voltmeter as per requirement | Supply & Installation of voltmeter as per requirement |
| 6 | Supply & Installation of TNC Switch as per requirement | Supply & Installation of TNC Switch as per requirement |
