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dc bus overvoltage
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  1. PLCs, VFDs, Motors and Controls
    I have a 5.5kW motor & VFD combo. The VFD and motor can take voltages from 400 to 500V, 3-phase. My voltage is 470, 471, 472 phase to phase. Right after I apply power to the combo unit I get the DC bus overvoltage fault. I'm not able to enable the drive because it faults right away. I check...
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