Danfoss fault codes
Fault codes
- 1 10V voltage low (warning)
- 10 Motor ETR temperature high (warning/alarm)
- 11 Motor thermal resistor temperature high (warning/alarm)
- 12 Torque limit (warning/alarm)
- 13 Overcurrent (warning/alarm)
- 14 Ground fault (alarm)
- 15 Incompatible hardware (alarm)
- 16 Short circuit (alarm)
- 17 Control word timeout (warning/alarm)
- 18 HPFB bus timeout
- 19 Power card EEPROM error
- 2 Open fault (warning/alarm)
- 20 Control card EEPROM error
- 21 Motor auto-tuning AMA normal (AUTO MOTOR ADAPT OK)
- 22 Motor auto-tuning AMA failed (AUTO MOT ADAPT FAIL)
- 23 Internal fan fault (warning)
- 24 External fan fault (warning)
- 25 Braking resistor short circuit (warning)
- 250 New spare part (alarm)
- 251 New type code (alarm)
- 26 Braking resistor power limit (warning)
- 27 Brake chopper fault (warning)
- 28 Brake check failed (warning)
- 29 Inverter overtemperature (alarm)
- 3 No motor (warning/alarm)
- 30 Motor U-phase loss (alarm)
- 31 Motor V-phase loss (alarm)
- 32 Motor W-phase loss (alarm)
- 33 Charging fault (alarm)
- 34 Bus communication fault (warning/alarm)
- 35 Frequency range exceeded (warning)
- 36 Main power supply fault (warning/alarm)
- 37 Inverter fault (INVERTER FAULT)
- 38 Internal fault (alarm)
- 39 Check parameters 104 and 106
- 4 Main power supply phase loss (warning/alarm)
- 40 T27 overload (warning)
- 41 T29 overload (warning)
- 42 X30/6 overload (warning)
- 43 Brake fault
- 44 Encoder failure (ENCODER FAULT)
- 47 24 V power supply fault (warning)
- 48 1.8 V power supply too low (warning)
- 49 Speed limit (warning)
- 5 DC link overvoltage (warning)
- 50 AMA adjustment failed (alarm)
- 51 AMA check Unom and Inom (alarm)
- 52 AMA Inom too low (alarm)
- 53 AMA motor too large (alarm)
- 54 AMA motor too small (alarm)
- 55 AMA parameter out of range (alarm)
- 56 AMA interrupted by user (alarm)
- 57 AMA timeout (alarm)
- 58 AMA internal error (alarm)
- 59 Current limit (warning)
- 6 DC link undervoltage (warning)
- 62 Output frequency limit (warning)
- 63 Mechanical brake too low (alarm)
- 64 Voltage limit (warning)
- 66 Heatsink temperature low (warning)
- 67 Option configuration changed (alarm)
- 68 Safe stop active (alarm)
- 7 DC circuit overvoltage (warning/alarm)
- 70 FC configuration non-compliant (alarm)
- 71 PTC 1 safety stop (alarm)
- 72 Dangerous fault (alarm)
- 8 DC circuit undervoltage (warning/alarm)
- 80 Initialized to defaults (alarm)
- 9 Inverter overload (warning/alarm)
- 90 Encoder loss (alarm)
- 91 AI54 setting error (alarm)
- 99 Locked (LOCKED)