Testing of protective system of power transformer, 11 KV switchgear and 33 KV control panels installed at various 33/11 KV Sub-Stations, in administrative area of EUDC-X, LESA Transgomti, in Lucknow district of MVVNL.

Amount

Testing of 11 KV VCBs

Testing of CTs with primary injection set of its metering core and protection core at various ratios and current. Testing for equipment to earth megger value.

Testing of PT with three phase supply for ratio and polarity check. Insulation check by 5kV Megger.

Testing of all relays of the breaker being tested for its proper functioning and tripping within set time and fault clearance timing.

Testing of mastertrip relay that it is opearating in time from getting signal and operates for tripping coil.

Testing of breaker operation and functionality that each part of breaker( gear, tripping coil, plunger, springs etc.) operates and break supply and measurement of total fault clearance time

Measurement of leakage current of VCB

Testing of battery and battery charger

Testing of earthing of VCBs with earth resistivity tester for earth results

Testing of 33 KV VCBs

Testing of 33 kv CTs, PTs

Testing and functionality of 33kV relays

Overall testing of tripping mechanism for local and remote

Testing of power transformer (ratio, megger, magnetic balance, temperature setting and tripping, bucolz, winding resistance, differential if operative

Testing of earthing of transformer body and neutral earthing

Testing of transformer oil BDV with BDV tester

PRITHVI ENTERPRISES