Electromechanical Components - Siemens SINAMICS G120 Hardware Installation Manual

● Do not interrupt the shield.
● Only use metallic or metallized plug connectors for shielded data cables.
4.2.2

Electromechanical components

Radio interference suppression
● Connect interference suppression elements to the following components:
– Coils of contactors
– Relays
– Solenoid valves
– Motor holding brakes
● Connect the interference suppression element directly at the coil.
● Use RC elements or varistors for AC-operated coils and freewheeling diodes or varistors
for DC-operated coils.
Further information
For further information about EMC compliant installation, click:
EMC installation guideline
(https://support.industry.siemens.com/cs/ww/de/view/60612658/en)
PM230 Power Module, IP55
Hardware Installation Manual, 12/2016, A5E35319202B AB
4.2 EMC compliant installation of a machine or system
Installing/mounting
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