摘要 |
The safety shutter device comprises, a fixed shutter blade (19) provided on the front face of the lead conductor carrying member (11), at least one shutter driving unit accommodated in an insertion space (18) which is between the lead conductor carrying members (11) or between one of the lead conductor carrying member and the side wall of a base frame (1) and secured there by the fixed shutter blades, and a pair of movable shutter blades (27) provided on the shutter driving units to be actuated by the pushed-in and drawn-out operation of the circuit breaker (2). <IMAGE> |