Siemens GMSG Instruction Manual page 20

Vacuum interrupter/operator
Figure 15: Stored-energy operating mechanism
50.2
62.2
50.1
55.1
62.0
50.4.1
55.0
50.4
58.0
63.7
59.0
50.1 - Manual-spring charging port
50.2 - Charging-mechanism gear box
50.3 - Charging flange
50.3.1 - Driver
50.4 - Spring-charging motor
(behind limit switches)
50.4.1 - Limit switches
53.0 - Close button
53.1 - Close coil
54.0 - Open button
54.1 - Trip coil
54.2 - Undervoltage (or secondary) release
20
55.2 50.3 50.3.1 62.3 62.6 62.5 62.5.2
60.0 61.8 64.0
55.0
55.1
55.2
58.0
59.0
60.0
61.8
62.0
62.2
62.3
62.5
63.5 62.8 64.3 64.3.1 63.0
- Spring-charge CHARGED/ 62.5.2 - Close-latch pawl
DISCHARGED indicator
62.6
- Linkage
62.8
- Control lever
63.0
- CLOSED/OPEN indicator
63.1
- Operation counter
63.5
- Operator housing
63.7
- Shock absorber
64.0
- Closing spring
64.2
- Crank
64.3
- Cam disc
64.3.1 - Pawl roller
- Lever
68.0
68.1
68.0
53.0
53.1
54.1
54.0
54.2
68.1
64.2
63.1
- Drive lever
- Coupling rod
- Jack shaft
- Phase C lever
- Phase B lever
- Phase A lever
- Opening spring
- Pawl
- Lever
- Auxiliary switch
- Linkage