47
No
Fault
Possible Causes
Solutions
◆
Re-connect the external
signal cables;
◆
Reset the parameters in
group F05;
◆
Contact the agent or our
companyfor technical
support.
◆
Re-set the motor nameplate
parameters;
◆
Set proper acceleration /
deceleration time;
◆
Contact the agent or our
company for technical
support.
◆
The parameters are set incorrectly;
◆
The external signal is incorrect;
◆
The control board is faulty.
◆ The load fluctuates.
◆ The acceleration/deceleration time
is improper;
◆ The motor nameplate parameters
are set improperly;
Input Sn
terminals
are invalid
The AC drive
reports
over-current
and
over-voltage
frequently
6
7
◆ Ensure the cable between
the AC drive and the motor
is normal;
◆ Check and re-set the motor
nameplate parameters;
◆ Replace the motor or clear
mechanical faults;
◆ Check the cable between
drive board and control
panel;
◆ Contact the agent or our
company for technical
support.
◆ Motor and motor cable are faulty;
◆ Motor nameplate parameters are
set improperly;
◆ The cable between the drive board
and the control board is in poor
contact;
◆ The drive board is faulty.
The motor
does not
rotate after
the AC drive
runs
5
◆ Reduce the carrier
frequency (F00.15);
◆ Contact the agent or our
company for technical
support
◆ Replace the fan and clean
the air filter;
◆
The
setting
of
carrier frequency is
too high;
◆
The cooling fan is damaged, or the
air filter is blocked;
◆
Components inside the AC drive are
damaged (thermal coupler or others).
E.oH1 (module
overheat) fault is
reported
frequently
4
.
◆
Replace the damaged fan;
◆
Eliminate external short
circuited fault.
◆
The cooling fan is damaged or
locked-rotor occurs;
◆
The peripheral control terminal cable
is short circuited.
Power ON AC
Drive
displaynormal,
after runningshow
P.oFF and quickly
extinguishOff,
a few seconds
later display
show normal
3
Troubleshooting
