Installing The Converter In Compliance With Emc Rules - Siemens SINAMICS G120C Getting Started

3.2.2

Installing the converter in compliance with EMC rules

Rules for EMC-compliant cable routing
Preconditions
● The inverter is mounted on a metal mounting plate. The mounting plate is unpainted and
● Use shielded cables for the following connections:
Procedure
To install the inverter cables in compliance with EMC rules, proceed as follows:
1. Expose the shields of the shielded cables.
2. Place the shields on the mounting plate or on the
You have wired the inverter in an EMC-compliant fashion.
SINAMICS G120C converter
Getting Started, 04/2014, FW V4.7, A5E34264105B AA
has good electrical conductivity.
– Motor and motor temperature sensor
– Braking resistor
– Fieldbus
– Inputs and outputs of the terminal strip
inverter shield plate using EMC clamps.
EMC-compliant wiring shown using the
example of a frame size A inverter
①
Unshielded line supply cable
②
EMC clamps (serrated rails) on the
shield plate of the Power Module
③
Shielded cable to the braking resistor
④
EMC clamp for the cable to the
terminal strip on the shield plate of the
CU
⑤ Shielded cable to the terminal strip
⑥ Shielded motor cable
Installing
3.2 Connecting
21