Examples For Correct Emc Connection - Siemens SINAMICS G180 Installation And Operating Instructions Manual

Preparations for use
4.3 EMC
● Separate the power cables of the inverterinput and the inverteroutput by spacing them or
● You may interrupt the shielding of power cables by installing components such as output
4.3.2

Examples for correct EMC connection

You can see below some examples of expert connection of shielded cables at compact units.
If you would also like to apply cable shields with metal cable ties or metal clamps, install
shielding buses for cabinet devices.
Cable entry on a compact device with shield
connection using metallic cable ties
Correct connection for EMC - Variant 1
①
②
③
You can also use EMC threaded connections instead of the metal cable ties. In this case,
remove the sheet metal with the cable tie lugs.
38
using grounded separating plates.
contactors, reactors, sine filters etc. Mount the components on a galvanized sheet. The
sheet simultaneously provides shielding for the incoming and outgoing motor wires.
Line or control connection from approx. 10 mm outside diameter
Control cable up to approx. 10 mm outside diameter
Signal cable
Cable entry of small control lines with shield on
the case and signal lines with shield on the Sub-
D connector
Correct connection for EMC - Variant 2
Installation and operating instructions Sinamics G180
Operating Instructions, 05/2013, 4BS0751-001