ABB ACS 300 Series - Fault Tracing and Remedies

64 ACS 300 User’s Manual
Chapter 7 - Drive Parameters
higher frequency.
If the IR compensation is set too high, the motor can “saturate”
and will not rotate at all, but will draw current.
OFF
No compensation wanted.
0.1 - 60 V
The compensation voltage given by the user.
AUTO
The compensation voltage is automatically given to maintain or
reduce current accordingly.
Figure 7-5 IR compensation is implemented by applying extra
voltage to the motor. a = IR compensation voltage, b = nominal
motor frequency (NOM FREQ), c = U
N
.
c
a
b
{
f [Hz]
U [V]