GE SF6 Instruction Manual page 32

Operating principle, continued
Opening
Diagram
11- 2016
Description and operation
Operating device of circuit- breaker
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.
GE Information
3
60
1
6
4
5
27
28
L14- 005EN/05
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