What types of testing in 11Kv Ht switchgeat during testing?
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Answer Posted / n.venkidusamy
I think that site tests.ie. Pre commissioning Tests of
following.
1. Insulation Resistance Test for breaker and protection
and other cables
2. Check for spirit level
3. Mechanical spring charge test
4. Mechanical ON/OFF test
5. Electrical spring charge test
6. Electrica ON/OFF Both Local and remote Test
7. Contact resistance Test
8. opening and Closing timings tests.
9. Protection trip Test
10. Check for operation of Closing coil at 80% and Trip
coil at 70% rated Control D.C.voltage
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