Advanced Control ADV 315 M420-M [12/72] Trouble shooting

Advanced Control ADV 15.0 M420-M [12/72] Trouble shooting
M420 General Flux Vector Control Inverter User Manual Trouble Shooting
11
4. Trouble Shooting
4.1. Fault Warnings and Solutions
If faults happened on the running process, the inverter will stop to output immediately to
protect the motor, and the corresponding fault relay of the inverter has contact action at the same
time so the panel will display the fault code. The fault types and regular solutions that
corresponding to the fault code are listed below in the table. Details in below form is only for
reference, so please dont fix or change it by yourself. If you cant clear out the fault please contact
us or the local agent for technical support.
Tab.3. Fault warning and solutions
Display
Fault Name
Possible Causes
Solutions
Err01
Inverter unit
protection
1: The output circuit is grounded
or short circuited.
2: The module overheats.
3: The internal connections
become loose.
4: The main control board is
faulty, drive board or module is
faulty.
1: Eliminate external faults.
2: Check the air filter and
the cooling fan.
3: Connect all cables
properly.
4: Contact the agent or the
manufacturer for help.
Err04
Over current
during
acceleration
1: The output circuit is grounded
or short circuited.
2: Motor parameter is not right.
3:
The acceleration time is too
short.
4: Manual torque boost or V/F
curve is not appropriate.
5: The voltage is too low.
6: The startup operation is
performed on the rotating motor.
7: A sudden load is added
during acceleration.
8: The AC drive model is of too
small.
1: Eliminate external faults.
2: Perform the motor auto-
tuning.
3: Increase the acceleration
time.
4: Adjust the manual torque
boost or V/F curve.
5: Adjust the voltage to
normal range.
6: Select rotational speed
tracking restart or start the
motor after it stops.
7: Remove the added load.
8: Select an AC drive of
higher power class.

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