Allen Bradley PowerFlex 753, PowerFlex 755, PowerFlex 755T & PowerFlex 755TS Drive
1
Posts
1
Users
0
Reactions
149
Views
Mar 15, 2024 7:04 am
Cause : Rev Spd Lim Cfg comes when the reverse speed reference is out of range. Verify the settings of P38 [PWM Frequency] and P521 [Max Rev Speed]. Lower carrier frequencies reduce the output frequency range. Verify that P523 [Min Rev Speed] is greater than or equal to P521 [Max Rev Speed].