Siemens 3AH3 Operating Instructions Manual

Also see for 3AH3: Operating instructions Instruction manual

Mounting46 9229 9860 176 0E2013-08-22Removing the transport securing device from the undervoltage releaseUndervoltage release (Y7)available?The vacuum circuit-breaker with an undervoltage release (Y7) 3AX1103 is suppliedwith 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 inmechanism 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. 64 Removing the cover Fig. 65 Removing the transport securing deviceAB