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Yes, Good point.* ~( Y/ B- S Z
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As the principal of the VFD works, bascially from AC to DC, then DC to AC. * R, o: j4 E, g9 ?% N7 l
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The phase rotation of the output of the VFD connecting to the motor is based on the sequence "open" or "close" controlled by the inverter pre-set inside; any changes to the phase rotation of the feeder will not affect the DC rotation, as DC is NO phase at all.( f5 b4 }+ z. J
4 J( M5 s4 n. n" U0 i Z. SThe only thing you can change the rotation of the motor is the output side of the VFD, NOT the input of the VFD. |
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