engineering recuitment BSPHCL JE Electrical 2024 Mock Test Power Systems Circuit Breakers Ratings of Circuit Breakers
Operating conditions for tungsten contacts are voltage AC or DC up to ______ and current up to ______.
1
230 A; 10 V
2
220 V; 20 A
3
230 V; 15 A
4
230 V; 10 A