Allen Bradley PowerFlex 753, PowerFlex 755, PowerFlex 755T & PowerFlex 755TS Drive
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Mar 15, 2024 7:04 am
Cause : Fwd Spd Lim Cfg comes when the forward speed reference is out of range. Verify the settings of P38 [PWM Frequency] and P520 [Max Fwd Speed]. Lower carrier frequencies reduce the output frequency range. Verify that P522 [Min Fwd Speed] is less than or equal to P520 [Max Fwd Speed].
