SKB (BA51, BA57) three pole circuit breaker

BA57 type three pole circuit breaker is suitable for AC circuit with rated voltage of 400 / 690V and rated frequency of 50 and 60Hz. It is used for short-term protection, overload protection, undervoltage protection and infrequent breaking operation.

The product meets the standard of GUESTR50030.2

Features of YUANKY brand products

The rated current of circuit breaker is up to 630A, BA57-31; BA57-35; BA57-39 high breaking capacity type current limiting device (below 40KA), electromagnetic release is widely used, auxiliary switch and auxiliary switch for automatic breaking signal device. Under voltage and no-load release of shunt release, release mechanism test button, manual outdoor remote control mechanism, remote electromagnetic operation mechanism, extraction BA57-35 manual and electromagnetic mechanism.