BG Single Pole Miniature MCB Circuit Breaker\r\nA miniature circuit breaker protects electrical equipment from the effects of overcurrent or overload.\r\n Positive contact status indicator, i.e. when the green window indicates a 4mm contact gap Stylish modern profile, matches all other BG devices Lockable dolly switch Device capable of being locked in \'ON\' or \'OFF\' position using device lock Manufactured according to EN/IEC 6089 standards