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ppr fittings-NF-4011-Newsun Industry Co., Ltd
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CNC Electromagnetic interference

Electromagnetic interference of CNC control system caused by external and internal of the CNC machine.


External interference: Fluctuations in the power grid, large electrical equipments’ start and stop(like electrical furnace, big motor, welding machine, etc), electromagnetic from high-voltage equipments or electromagnetic switches, cables common code interference.


Internal interference: from CNC machine electric cabinet, like electric arc generated by the auxiliary relay or AC contactor, harmonic of frequency inverter, motor start-stop, interference of distributed capacitances or inductances, potential difference by multiple earthing.etc.

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