Protective Conductor; Electrical Installation - Siemens SINAMICS G110M Operating Instructions Manual

Additional measures
Finely stranded, braided copper cables have to be routed in parallel with the cable shields in
the following cases:
● Old installations with already existing unscreened cables
● Cables with poor high-frequency properties
● Installations with bad grounding systems
The connections in the following figure provide a solid, high-frequency bonding between the
driven machine and the converter.
Figure 4-9
4.3.3

Protective conductor

Danger to life caused by high leakage currents for an interrupted protective conductor
The drive components conduct a high leakage current via the protective conductor.
Touching conductive parts when the protective conductor is interrupted can result in death
or serious injury.
• Dimension the protective conductor as stipulated in the appropriate regulations.
Distributed converter for SIMOGEAR geared motors
Operating Instructions, 06/2016, FW V4.7.6, A5E31298649B AG
Additional high-frequency bonding of the drive system
WARNING
Installation

4.3 Electrical Installation

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