CT OI.br fault code meaning
CT / OI.br
Series: Commander GP
OI.br 4
AC drive
Meaning: Excessive current in the braking resistor. The braking resistor value is too small.
Possible causes
Source: CT Control Techniques Commander GP User Guide E.3 Trip codes P E-1–E-3
Series: Commander SE
OI.br 4
AC drive
Meaning: Overcurrent on braking IGBT | Excessive current in braking resistor; Braking resistor value too small
Possible causes
Source: CT Control Techniques Commander SE User Guide 8.1 Trip codes P65-67