19 – 8
19.2 Installing interlocking module
-
- Switch off and discharge the closing spring
(page 24-2)
- Remove the breaker from the cradle
(page 24-3)
or remove the fixed-mounted breaker if necessary (page 5-2)
- Remove front panel and side cover on the right, if required
(page 24-4)
19.2.1 Installing intermediate shaft and coupling
For frame size I & II, and frame size III fixed mount
WARNING
High speed moving parts.
Can cause serious personal injury.
Discharge the closing spring before inspection and before carrying out any work on the circuit breaker.
Frame size Hexagon shaft length L
1
(mm) Length of assembly L
2
(mm)
I 48 59
II 118 129
III (fixed mount only) 232 243
Mechanical interlooking module
with ring
0422-5
L
assembled
L
2
1
aligned
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