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Group F9 Fault and Protection
Motor overload
protection selection
Factory default value 1
F9-00
Setup range：
0: Inenabled
1:Enabled
0: The driver has no overload
protection for the motor, and
thermal relay is installed
before the motor.
1: The driver has overload
protection function for the
motor. Refer to F9-01 for
the protection value.
Motor overload
protection gain
Factory default
value
1.00
F9-01
Setup range：
0.20 ~ 10.00
The motor overload protection is
driver time-lag curve;
220%×(F9-01)× rated motor
current: one minute;
150%×(F9-01)× rated motor
current: 60 minutes.
Motor overload
pre-warning
coefficient
Factory default
value
80%
F9-02
Setup range：
50%~ 100%
The reference for this value is the
motor overload current. When the
driver detects that the output current
reaches (F9-02)× motor overload
current and lasts time as specified by
the reverse time-lag curve, it outputs
pre-warning signal from DO or relay.
F9-03
Stall gain over
voltage
Factory default
value
0
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