Siemens SINAMICS G150 Operating Instructions Manual page 124

Electrical installation
4.10 Other connections
Figure 4-22
Circuit proposal with customer terminal module TM31 (option G60)
The following circuit proposal can be used to control the auxiliary contactor for example. The
"Pulses enabled" signal at terminal-X542 of the TM31 is then no longer available for other
purposes.
Figure 4-23
Note
Additional protective conductor
If 230 V AC is applied to the relay outputs, the TM31 must also be grounded via a 6 mm²
protective conductor.
124
Circuit proposal for control via the Control Unit
Circuit proposal for control via the TM31
Converter cabinet units
Operating Instructions, 07/2016, A5E03347396A