Atlas-copco-fault-codes.pdf
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Instruction book
(1)
Main Motor Converter Alarm
(2)
Fault
Fault code
Cause
Actions
1
Overcurrent
Contact Atlas Copco
Ground fault
Contact Atlas Copco
2
Too high voltage. The voltage on the Check the supply voltage converter is above the Contact Atlas Copco. specifications.
3
Too low voltage. The voltage on the Check the supply voltage converter is below the Contact Atlas Copco specifications. Power quality faults Check for loose wiring/wiring errors Check supply voltage during start up Check fuses transformer (200V, 230V, 500V and 575V units only)
4
Drive overload
Contact Atlas Copco
8
Converter overheating (heat sink)
Check the ambient temperature Check the cubicle cooling Check airflow around drive Check cooling fan and cooler contamination Contact Atlas Copco
256
Hardware fault
Contact Atlas Copco
512
Motor overload
Contact Atlas Copco
Drive overload
Contact Atlas Copco
Over-torque detection
Contact Atlas Copco
Under-torque detection
Contact Atlas Copco
Over-speed
Contact Atlas Copco
Safe torque off
Check for loose wiring at inverter - Push emergency stop button Check temperature switch
Output phase loss
Contact Atlas Copco
Input phase loss
Check supply voltage Check for loose wiring/wiring errors Check supply voltage during start-up Check fuses transformer (200V, 230V, 500V and 575V units only)
Communication error
Contact Atlas Copco
1024
8192
16384
104
2920 7110 00
(1)
Main Motor Converter Alarm
(2)
Fault
Fault code
Cause
Actions
1
Overcurrent
Contact Atlas Copco
Ground fault
Contact Atlas Copco
2
Too high voltage. The voltage on the Check the supply voltage converter is above the Contact Atlas Copco. specifications.
3
Too low voltage. The voltage on the Check the supply voltage converter is below the Contact Atlas Copco specifications. Power quality faults Check for loose wiring/wiring errors Check supply voltage during start up Check fuses transformer (200V, 230V, 500V and 575V units only)
4
Drive overload
Contact Atlas Copco
8
Converter overheating (heat sink)
Check the ambient temperature Check the cubicle cooling Check airflow around drive Check cooling fan and cooler contamination Contact Atlas Copco
256
Hardware fault
Contact Atlas Copco
512
Motor overload
Contact Atlas Copco
Drive overload
Contact Atlas Copco
Over-torque detection
Contact Atlas Copco
Under-torque detection
Contact Atlas Copco
Over-speed
Contact Atlas Copco
Safe torque off
Check for loose wiring at inverter - Push emergency stop button Check temperature switch
Output phase loss
Contact Atlas Copco
Input phase loss
Check supply voltage Check for loose wiring/wiring errors Check supply voltage during start-up Check fuses transformer (200V, 230V, 500V and 575V units only)
Communication error
Contact Atlas Copco
1024
8192
16384
104
2920 7110 00
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