Illustration 3.27 EMC Correct Installation of an IP20 Frequency Converter
3.3.13
Safety Earth Connection
The frequency converter has a high leakage current and
must be earthed appropriately for safety reasons according
to EN 50178. The earth leakage current from the frequency
converter exceeds 3.5 mA. To ensure a good mechanical
connection from the earth cable to the earth connection
(terminal 95), the cable cross-section must be at least 10
mm
2
or 2 rated earth wires terminated separately.
How to Install
Operating Instructions VLT
®
CDS302 and CDS303
MG34M302 - VLT
®
is a registered Danfoss trademark/Commercial Compressor 27
3
3
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