Keestar GA204-107, Instruction Manual

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2) Check whether the value of the Pr65
parameter is too small.
3) Detection of UVW sequence
corresponding to the drive motor
definition is correct.
4) Detection of UVW sequence
corresponding to the drive motor
definition is correct.
Err 21
Speed windage
oversized alarm
1) Abnormal motor operating speed.
2) Motor rotation blockage.
3) Motor UVW connection error,
c
ause the
motor can not normally start.
1) Check motor wiring is correct.
2) Check whether the load is normal.
Err 22
Encoder
communication
data error
Encoder communication data received
interference cause communication check is
not correct.
1) Check whether the connection
between the FG terminal and the
motor is correct..
2) Check whether the load is normal.
Err 24
Motor
overheating
Motor overheating protector action.
1) Improved motor cooling and cooling
conditions.
2) False alarm caused by bad contact
of motor encoder line.
Err 25
Motor holding
break abnormity
Detection of the motor running in the early
warning of the current state for long time.
1) Motor holding brake is not released.
2) Motor holding brake power supply
abnormal.
3) Motor holding brake damage.
4) Power selection of motor is too
small.
5) Load is too heavy or abnormal.
6) Current
anomaly detection
parameter (Pr6E,Pr6F) parameter
value setting is too small.
Err 31
Software over
current
protection
1) Load inertia mutations, such as the motor
from the high-speed emergency stop.
2) Motor connection or motor internal fault.
3) Short circuit of electric motor.
1) Check whether the load control
circuit is faulty.
2) Check whether the motor is faulty,
such as wiring and grounding..
3) Is the motor short circuit.