O and M of GPH and RM of Substion of GP

O&M of GPH/ R/m of 6.6 S/stn Gumma

Repair and Servicing of Air Circuit Breaker 2 Nos i,e Distribution transformer supply and station transformer supply Air Circuit Breaker . Specification :- Make -SIEMENS AIR CIRCUIT BREAKER 3WE 48 800A , 660V 50Hz (P2 Category) 415- 500- 660V I Break 50 50 45Ka RMS I Make 110 110 95Ka PEAK 1 sec withstand =50Ka RMS Complete inspection, servicing, testing and replacement of defective components with new one such as protection relay, spring charging motor, closing coil and shunt trip coil, Ampere meter and Voltmeter along with cleaning and calibration of the breaker mechanism to ensure reliable operation alongwith testing and commissioning of Air Circuit Breaker to ensure proper functioning. All works will be carried out by qualified technical personnel using suitable tools and standard procedures .

Checking of wiring of MCCB and Replacement of defective indication lamp with new LED Indication Lamp 130-230 volt, 2.6 watt ( Red, yellow, Blue ) of MCCB of various capacity in service board .

Providing and fixing of spring charge motor 220 volt DC of VCB OF Machine-1 along with testing to ensure proper functioning Specification Make – ROTOMAKE Model – SS-VCB-220 1.4 Ampere 250 W 2600 rpm CLS- FS2-10 min.

Providing and fixing of push button of VCB (S&S Make). With assembly Green and Red of 5 nos VCB. As per sample alongwith testing to ensure proper functioning. Any extra material if required will be provided by contractor