Parker AC30 - Fault Finding

10-12 Trips & Fault Finding
AC30 series Variable Speed Inverter
Alert message
Possible Cause
Remedy
KE TOO LARGE
Ke value calculated during the autotune
(stationary) is too large (the max value is
840V)
Check the motor data is correct, especially nameplate
rpm, rated amps and motor volts.
If low speed motor with a Ke value higher than 840V,
enter by hand the corresponding value after the
autotune completion.
KE TOO SMALL
Ke value calculated during the autotune
(stationary) is too small (the min value is
1V)
Check the motor data is correct, especially nameplate
rpm, rated amps and motor volts.