Appendix 9.3 Emc Countermeasures - Mitsubishi Electric MELDAS C6 Maintenance Manual

Appendix 9.3 EMC Countermeasures

The main items relating to EMC countermeasures include the following.
(1) Store the device in a sealed metal panel.
(2) Ground all conductors that are floating electrically. Decrease the impedance.
(3) Increase the distance between the drive line and signal wire.
(4) Shield the cables wired outside of the panel.
(5) Install a noise filter.
Take care the following items to suppress the noise radiated outside of the panel.
(1) Accurately ground the devices.
(2) Use shielded cables.
(3) Increase the electrical seal of the panel. Reduce the gaps and holes.
APPENDIX 9 EMC INSTALLATION GUIDELINES
Appendix 9.3 EMC Countermeasures
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