Siemens sinamics g120 Hardware Installation Manual page 47

Cables outside the control cabinet
● Route the power cables of the drive so that there is a minimum clearance of 25 cm to
signal and data cables.
● Use shielded motor cables.
● Use shielded signal and data cables.
Cable shields
● For shielded cables, only use cables with finely-stranded, braided shields.
● Connect the shield at the grounded enclosure as well as at the EMC shield bar.
– Connect the shields to the grounded enclosures through a large surface area at both
– Immediately after the cable enters the cabinet, connect the cable shields to the EMC
● If possible, always route the cable shields without any interruptions.
● Only use metallic or metallized connectors for the plug connections for shielded data
cables (e.g. PROFIBUS connection).
Power Module PM230, IP20 / Push-through technology (PT)
Hardware Installation Manual, 06/2014, A5E34331322B AA
ends of the cables to establish a low ohmic connection. Attach the shields to the
appropriate EMC shield bars.
shield bar through a larger surface area to establish a low ohmic conduction.
Connecting
4.2 EMC-compliant installation
47