Siemens ET 757 E Series Instrukcje Operacyjne Strona 165

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Appendix
A.2 ESD directives
ET 200pro FC
Operating Instructions, 11/2007, A5E01100763B AA
165
A.2.3 Overall behavior as regards EMC
EMC emitted interference
The frequency converters were tested in accordance with the requirements regarding
emitted interference for environments of Class C3 (commercial).
Table A-7 Conductor-related and radiated emitted interference
EMC impact Standard Step
Conducted emissions EN 55011 Class A
Radiated emissions EN 55011 Class A
Note
To comply with this behavior, the factory-set switching frequency must not be exceeded.
Harmonic currents
No connection approval is required for units which are installed in an environment of Class
C3 (commercial).
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