CT cL1 fault code meaning
CT / cL1
Series: Commander CDE/CDLE
cL1 1
AC drive
Meaning: Loss of current loop 1
Possible causes
Source: CT Control Techniques Commander CDE/CDLE User Guide 9 Trip codes P9-1–9-2
Series: Commander GP
cL1 27
AC drive
Meaning: Loss of signal current at terminals 5 and 6 (Analog input 1).
Possible causes
Source: CT Control Techniques Commander GP User Guide E.3 Trip codes P E-1–E-3