I have a circuit breaker Siemens MCB 5SY63 C50 ~400V as a breaker
I have a circuit breaker Siemens MCB 5SY63 C50 ~400V as a breaker for A/C compressor. My supply voltage is 475V/3ph/60Hz. The breaker is tripping from time to time. I don't know if it is because of th...
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