![ABB ACS880 Series Firmware Manual Download Page 673](http://html.mh-extra.com/html/abb/acs880-series/acs880-series_firmware-manual_2617673.webp)
What to do
Cause
Event name /
Aux. code
Code
(hex)
Check the value of parameter
Measured temperature 2 has exceeded
warning limit.
External
temperature 2
A492
Check the cooling of the motor (or
other equipment whose temperature
is being measured).
Check the value of
Check the cooling of the motor.
The thermistor protection module
installed in slot 1 indicates
overtemperature.
Motor
temperature 1
A497
Check the motor load and drive
ratings.
Check the wiring of the temperature
sensor. Repair wiring if faulty.
Measure the resistance of the sensor.
Replace sensor if faulty.
Check the cooling of the motor.
The thermistor protection module
installed in slot 2 indicates
overtemperature.
Motor
temperature 2
A498
Check the motor load and drive
ratings.
Check the wiring of the temperature
sensor. Repair wiring if faulty.
Measure the resistance of the sensor.
Replace sensor if faulty.
Check the cooling of the motor.
The thermistor protection module
installed in slot 3 indicates
overtemperature.
Motor
temperature 3
A499
Check the motor load and drive
ratings.
Check the wiring of the temperature
sensor. Repair wiring if faulty.
Measure the resistance of the sensor.
Replace sensor if faulty.
Check the auxiliary code. See actions
for each code below.
Control unit temperature is excessive.
Control board
temperature
A4A0
Check ambient conditions.
Temperature above warning limit.
–
Check air flow and fan operation.
Check heatsink fins for dust pick-up.
Contact an ABB service
representative for control unit
replacement.
Thermistor broken.
1
Check ambient temperature. If it
exceeds 40 °C (104 °F), ensure that
Drive module temperature is
excessive.
Cooling
A4A9
load current does not exceed derated
load capacity of drive. See appropriate
Hardware manual.
Check drive module cooling air flow
and fan operation.
Check inside of cabinet and heatsink
of drive module for dust pick-up. Clean
whenever necessary.
Check ambient conditions.
Power unit temperature is excessive.
Excess
temperature
A4B0
Check air flow and fan operation.
Check the setting of
(if present).
Check heatsink fins for dust pick-up.
Fault tracing 673
Summary of Contents for ACS880 Series
Page 1: ... ABB INDUSTRIAL DRIVES ACS880 ESP control program option N5600 Firmware manual ...
Page 2: ......
Page 4: ......
Page 16: ...16 ...
Page 22: ...22 ...
Page 24: ...24 ...
Page 44: ...44 ...
Page 66: ...66 ...
Page 148: ...148 ...
Page 168: ...168 ...
Page 704: ...704 ...
Page 728: ...728 ...
Page 742: ...742 ...
Page 762: ...762 ...