abc 2000 Series User Manual page 128

5.2
Common Faults and Solut ions
You may come across the following faults during the use of the AC
drive. Refer to the following table for simple fault analysis.
Table 5-1 Troubleshooting to common faults of the AC drive
SN Fault
There is no on the drive board
display
1
when the
power is on.
"2000" is
displayed
2
when the
power is on. short circuited to the ground.
"GND" is
displayed
3
when the
power is on. 2: The AC drive is damaged.
The AC drive
dlsplay Is
normal
when the
power is on. locked-rotor
4
But "2000" 2:
Is displayed termlnalcable Is short circuited.
after running
and stops
immediately.
Chapter 5 Fault checking and ruled out
Possible
There is no power supply to the
1 :
AC drive or the power input to the
AC drive is too low.
2: The power supply
is Faulty.
3: The rectifier bridge
4: The control board or the
operaUon panel Is faulty.
5: The cable connecting the control
board and the drive board and the
operation panel breaks.
The cable betwee n the drive
1 :
board and the control board is in
poo r contact.
2: Related components on the
control board are damaged.
3: The motor or the motor cable is
4: The HALL device is faulty.
The power input to the AC drive
5:
too
ls low.
: The motor or the motor output
1
cable is short-circuited to the
ground.
:The coo l ing fan is damaged or
1
occu ni .
The external control
·123·
Causes
of
the 1:
of switch
the AC drive supply.
2: Check the bus
is
damaged. voltage.
3:Looking for
technical support
Looking for technical
support
1 :
insulati o n
and 1he
with
2:
support
damaged fan.
2:
faults.
Solutions
Check the power
Measure the
of
the molcr
output cable
a megger.
Looki � for
technical
Replace the
1:
Eliminate external