Screw Lock Washers; Electrical Connections - Termincal Board Connections; Cable Glands - Siemens SIMOTICS SD Operating Instructions Manual

Maintenance
9.4 Corrective maintenance
9.4.5

Screw lock washers

Nuts or bolts that are mounted together with locking, resilient and/or force-distributing
elements (e.g., safety plates, spring-lock washers, etc.) must be refitted together with
identical, fully functional elements.
Always replace locking elements.
9.4.6

Electrical connections - Termincal board connections

Table 9- 6 Tightening torques for electrical connections on the terminal board
Thread ∅
Nm
9.4.7

Cable glands

Note
Avoid damaging the cable jacket.
Adapt the tightening torques to the cable jacket materials.
You should refer to the table in order to find the correct tightening torque for any metal and
plastic cable glands that are to be mounted directly on the machine, as well as for any other
screw-type connections (such as adapters).
102
M 3,5 M 4
min 0,8 0,8
Max. 1,2 1,2
M 5 M 6 M 8
1,8 2,7 5,5
2,5 4 8
Operating Instructions, 05/2014, 5 610 00000 02 000
M 10 M 12 M 16
9 14 27
13 20 40
Low-voltage motors