Siemens 3AH3 Operating Instructions Manual page 46

Mounting
Undervoltage release (Y7)
available?
Fig. 64 Removing the cover
46
Removing the transport securing device from the undervoltage release
The vacuum circuit-breaker with an undervoltage release (Y7) 3AX1103 is supplied
with a transport securing device.
• Remove the two top screws (60.2) of the mechanism box.
• Remove the two bottom screws (60.2) of the mechanism box 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).
• Replace the cover (60.1) in the reverse order
• and fasten the screws with a tightening torque of 10 Nm.
Fig. 65 Removing the transport securing device
A
B
9229 9860 176 0E
2013-08-22