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  1. MakisMakaros

    Rated short-time withstand current Icw of Circuit Breakers

    Hi all, I have a LV MCC with rating 3NPE ~50Hz 380V/TN-S 2850A 80kA 1s 176kA peak. The incoming protection Circuit Breaker will of course have a rated short-time withstand current Icw=80kA. My question is, can the vertical bus-bars and the outgoing groups protection Circuit Breakers have a...

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