Contact resistance critera/passing range (low voltage air circuit breakers)

**rizza_gay** · Posted March 30, 2016

Originally Posted by Sanjayo

Did you say this was 100A ac? Using Dc current would give more stable reading.

Yeah..100A AC

By the way sir Sanjayo...do you have any idea about the ripple test of the OLTC of Auto-Transformer?

**Sanjayo** · Posted March 31, 2016

Sorry rizza, I'm not familiar with the ripple test. Did the circuit breaker readings ever improve?

Good day