3. Fasten the cable lug to the end of the conductor correctly, e.g. by crimping.
4. If necessary, insulate the cable lugs in order to maintain the minimum clearances of 10 mm
and the 20 mm creepage distance, which are normally available.
The tightening torque for contact nuts and fixing screws depends on the size of the screw,
see Case A in the table in Chapter Tightening torques for screw and bolt connections
(Page 133).
Connection using a cable lug at terminal boxes 1XB7 322 / 1XB7 422
① Customer connecting cable
② Internal motor connecting cable
③ Copper spacer ring
Connection using a cable lug at terminal boxes 1XB7 700 / 1XB7 712
① Customer connecting cable
② Connection bar
Electrical connection
6.3 Connecting
SIMOTICS M-1PH8 1PH818., 1PH822.
72 Operating Instructions 07/2016
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