be large and the metal ground of the installing cabinet shall be well earthed and have
good conduction continuity. Otherwise there may be danger of electric shock and the
EMC effect may be greatly affected.
2) Through the EMC test, it is found that the filter ground must be connected with
the PE end of the inverter at the same public earth. Otherwise the EMC effect may
be greatly affected.
3) The filter shall be installed at a place close to the input end of the power supply
as much as possible.
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