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Siemens 3AK Operating Instructions Manual Page 39

Vacuum circuit-breaker module.
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Undervoltage release (Y7)
present?
Fig. 47
Removing the cover
9229 9923 176 0B
2013-09-09
Removing the transport securing device from the undervoltage release
The vacuum circuit-breaker modules with an undervoltage release (Y7) 3AX1103
are supplied with a transport securing device.
Remove the two top screws (60.2) from the cover (60.1).
Undo the two bottom screws (60.2) on the cover (60.1) until the cover (60.1) can
be taken off.
Slightly tilt the cover (60.1) of the mechanism box and lift off.
Shift the locking screw of the striker from position A to B (see reference note in
mechanism box [60.] of the vacuum circuit-breaker module).
Replace the cover (60.1) in the reverse order
and fasten the screws (60.2) with a tightening torque of 10 Nm.
Fig. 48
Removing the transport securing device
Mounting
A
B
39

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