Annual maintenance of substation at NITPY Campus Karaikal

Amount

Service Charges for Service and Testing of 11KV VCB Make: - KIRLOSKAR a). Visual for damage, b). Cleaning, Lubricate & Oil Moving Parts, c). Resistance Value of Spring Charge Motor, Closing Coil & Trip Coil, d). Insulation Resistance Measurement, e). Contact Resistance Measurement, f). Timing Test.

Testing Calibration of Over Current and Earth Fault Relay

Testing of Trip circuit Supervision Relay

Testing of Master Trip and Auxiliary Relays

Testing and Calibration of Voltmeter, Ammeter and Annunciation

Testing and Calibration of HT Energy Meter

Testing and Calibration of Heater, Thermostat and Power Backup Units.

Testing and Calibration of CT, PT - a). Insulation Resistance Measurement, b). Secondary Winding Resistance Measurement. C). Ratio Test

Servicing and Testing of 630KVA, 11KV / 433V Transformer with OLTC a).Visual Checking for Oil Leakages, b).Transformer Oil Filtration, c).BDV Test, d).OLTC Service, e).Insulation Resistance Measurement, f).Ratio Test, g).Winding Resistance measurement in all taps of HV and LV windings, h).Magnetic Balance Test, i).Magnetizing Current Test, j).Vector Group Test. k).Transformer Oil leaking attending, l).Oil and Winding Temperature Meter along with Sensor Condition Checks Including Transport Charges, m). Testing of Bucholz relay

If required to replace the Fixed Contact 3 Set (3 X 17 = 51)

If required to replace the Moving Contact Assy 3 Set (3 X 4=12)

Testing of RTCC Panel along with OLTC Panel

Supply, Fixing, Testing and Commissioning of Phase Sequence Meter

Service Charges for Service and Testing of 415V ACB Make: - ABB and L&T a). Visual Checking for damage, b). Cleaning, Lubricate & Oil Moving Parts, c). Resistance Value of Spring Charge Motor, Closing Coil & Trip Coil, d). Insulation Resistance Measurement, e). Contact Resistance Measurement, f). Protection Trip Test.

Testing and Calibration of Conserve Meter - a). Current Checking, b). Voltage Checking, C). Power Factor Checking, d). Energy Calibration with Three Phase Secondary Injection Test Kit.

Testing and Calibration of APFC Meter and Checking of Control Panel.

Conditional Checking of Battery Charger and Battery

Service charges of a). Double Pole Structure repairing works like welding and Paintings, b). Painting of EB Current and Potential Transformer, EB Metering Box, Fencing Gate, c). Servicing and Checking of Isolator, d). Checking of Insulators, e). Replacement of Bolt and Nuts, f). Replacement of Breather, g). Servicing of Lighting arrester, h). Painting of Lighting arrester earthing and Body earthing, i). Servicing of Air Break (AB) switch knife, j). Re-insulation of Over Head (OH) and Under Ground cable (UG)- HT termination.

Servicing of Automatic Mains Failure (AMF) panel

Servicing and testing of change over switches

Testing of Earthing Pit and Replacement of All Bolt and Nuts (SS).