Inverter Applications; Operation In The Second Environment - Siemens SINAMICS G12 Hardware Installation Manual

Technical data
7.9 Electromagnetic compatibility of variable-speed drives
● Category C3:
PDS for rated voltages < 1000 V - only for operation in the "second environment".
● Category C4:
PDS for IT line supplies for operation in complex systems in the "second environment".
An EMC plan is required.
7.9.1

Inverter applications

Inverters involve equipment used on a professional basis, deployed in certain areas of
business and industry - and are not operated in the general public domain.
For an EMC-compliant installation, observe the information provided in the Configuration
manual: EMC installation guideline
60612658).
The devices described there are intended for operation in the first and second environments.
Conditions for operation in the respective environment are subsequently listed.
7.9.1.1

Operation in the Second Environment

Interference immunity
You do not have to take any additional measures regarding interference immunity.
Interference emission - operation in the second environment, Category C2
The drive system must comply with the following conditions in order to comply with the limit
values of the second environment, Category C2:
● The drive system is installed by appropriately qualified personnel in compliance with EMC
regulations - and the installation notes provided in the manual.
● You use a shielded motor cable with low capacitance.
● The pulse frequency is not higher than the value set in the factory.
112
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Hardware Installation Manual, 08/2017, A5E33294624B AG
Power Module PM240-2