CT OU fault code meaning
CT / OU
Series: Commander CDE/CDLE
DC bus over-voltage
AC drive
Meaning: DC bus over-voltage. Caused by mains power supply system overvoltage (even if momentary), or high-impedance earth fault, or excessive regeneration due to a high rate of deceleration, or braking resistance too high.
Possible causes
Source: CT Control Techniques Commander CDE/CDLE User Guide 9 Trip codes P9-1–9-2
Series: Commander GP, Commander SE
DC bus over-voltage
AC drive
Meaning: DC bus over-voltage. Caused by mains power supply system overvoltage (even if momentary), or high-impedance earth fault, or excessive regeneration due to a high rate of deceleration, or braking resistance too high.
Possible causes
Source:
Series: Vector
DC bus over-voltage
AC drive
Meaning: DC bus over-voltage. Caused by mains power supply system overvoltage (even if momentary), or high-impedance earth fault, or excessive regeneration due to a high rate of deceleration, or braking resistance too high.
Possible causes
Source: