Fault Codes - Atlas Copco H185 VSD APP Instruction Manual

FAULT CODES

The below table contains list of faults that can arise
during operation. Keep watch on the codes.
There are several parameters that are continuously
Alarm code
1550
2000
2312
2313
2314
2322
3000
3050
3060
3125
3210
3211
3221
3222
4000
4010
4040
4212
4213
4020
4311
4320
4321
4325
4334
watched.
When one of these parameters exceeds its specified
limit, the compressor will react depending the present
Alarm text
MAJOR OVERHAUL ALARM
--- CURRENT ---
SW Main inverter overcurrent
SW Max common mode current
HW Main inverter overcurrent
HW Main inverter IGBT desat
--- VOLTAGE ---
VESSEL PRESSURE HIGH WARNING
VESSEL PRESSURE HIGH SHUTDOWN
HW Main inverter IGBT undervoltage
SW DC-Link overvoltage
HW DC-Link overvoltage
SW DC-Link undervoltage
HW DC-Link undervoltage
--- TEMPERATURE ---
LOW PRESSURE ELEMENT TEMP ALARM
LOW PRESSURE ELEMENT TEMP CIRCUIT
SW CB MCU overtemperature
SW PB MCU overtemperature
LOW PRESSURE ELEMENT TEMP ALARM
SW IGBT Main overtemperature
SW PB PCB overtemperature
SW CB PCB overtemperature
SW PSU Board overtemperature
SW SCR overtemperature
- 46 -
status of the control box.
Fail class
WARNING
SHUTDOWN
SHUTDOWN
SHUTDOWN
SHUTDOWN
SHUTDOWN
SHUTDOWN
WARNING
SHUTDOWN
SHUTDOWN
SHUTDOWN
SHUTDOWN
SHUTDOWN
SHUTDOWN
INDICATION
CONTROLLED STOP
INDICATION
SHUTDOWN
SHUTDOWN
SHUTDOWN
SHUTDOWN
SHUTDOWN
SHUTDOWN
SHUTDOWN
SHUTDOWN