Case for circuit breaker with monolithic door

摘要

#CMT# #/CMT# A circuit breaker case comprises a case, a terminal block portion, and door engaged with case in monolithic form so that it may be operable to closed position for closing the case or opened position for installing selected terminal of terminals. The terminal block portion provides a common platform for terminals. The circuit breaker (1) has monolithic door. #CMT# : #/CMT# A hinge portion thinner than the case and the door is formed at the engaged portion between the case and the door to function as a hinge. The engaged portion comprises a hinge portion and reinforcing connector(s). The reinforcing connector(s) is thicker than the hinge portion to reinforce the hinge portion. The terminal block portion has a portion weaker than other portions on a bottom surface thereof so as to remove the portion for forming an insertion hole to insert a rear connecting-type terminal or a plug-in type terminal in it. The engaging device comprises an engaging groove portion and engaging protrusion. #CMT#USE : #/CMT# A case for a circuit breaker having a monolithic door for power system. #CMT#ADVANTAGE : #/CMT# The case allows terminal to be simply replaceable or mountable according to wiring method of circuit breaker. The case provides circuit breaker eliminates the need for personal, temporal or physical efforts to prevent the loss. The case provides circuit breaker that prevents separation of terminal blocks from the case. #CMT#DESCRIPTION OF DRAWINGS : #/CMT# The drawing shows a perspective view of the circuit breaker and its case. 1 : Circuit breaker 6-1 : Standard type terminal block portion 6-3 : Plug-in type terminal block portion S : Coupling screw.