Position indicating apparatus for circuit breaker and circuit breaker having the same

A circuit breaker having a position indicating apparatus, the circuit breaker comprising:

• a cradle having a bus bar terminal and a load terminal;
• a main body having a bus bar connection unit and a load connection unit respectively connected to the bus bar terminal and the load terminal, and configured to be movable to a run position that the terminals and the connection units are connected to each other, and to a test position that the terminals and the connection units are separated from each other;
• and
• a position indicating apparatus configured to outwardly display a position of the main body by interworking with motion of the main body,
• wherein the position indicating apparatus comprises:
• a movable pin interworking with motion of the main body;
• a guide member configured to guide motion of the movable pin;
• a cam member configured to move the movable pin by contacting the movable pin;
• an elastic member configured to provide an elastic force such that the movable pin contacts with the cam member;
• and
• a display unit configured to display a position of the main body corresponding to a position of the movable pin by interworking with motion of the movable pin,
• wherein the guide member comprises:
• a guide panel having a guide slot into which the movable pin is inserted:
• supporting plates bent from both sides of the guide panel;
• and
• fixed plates disposed at the ends of the supporting plates, and fixed to a bottom surface of the main body of the circuit breaker.