Description and operation
Operating d evice of circuit- breaker
GE Information L14- 005EN/05
6/6
11- 2016
Operating principle, continued
Opening
D When the opening coil (27) is energized or the manual opening lever (28)
is operated, the opening latch (6) releases the lever (5).
D The main shaft (1) effects a 60 clockwise rotation - generated by the
loaded opening spring (3) - before reaching the circuit- breaker “OPEN” posi-
tion.
D A damper (4) dampens the excess energy to smoothly finish travel.
Diagram
27
6
3
1
5
28
4
60
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