Sumitomo fault codes
Fault codes
- (segment rotation) Stand-by / reset display
- --- Undervoltage / power off display
- ---- During under-voltage waiting
- 0000 Retry waiting time
- Atn1 Auto-tuning
- C Overcurrent alarm
- CLr Clear command acceptable
- COPY Copy operation
- CP Simultaneous alarms
- CPL Simultaneous alarms
- E Emergency stop
- E-17 Operation panel key fault
- E-19 Communication fault between CPUs
- E-20 V/F control fault
- E-21 CPU fault 2
- E-50 Source logic switching confirmation alarm
- E-51 Source logic switching confirmation alarm
- E01 Power module protection (constant speed)
- E02 Power module protection (Dec.)
- E03 Power module protection (Acc.)
- E04 Power module protection (Stop)
- E05 Overload protection
- E06 Braking resistor overload
- E07 Overvoltage protection
- E08 EEPROM error
- E09 Undervoltage protection
- E1 Flowing out of excess number of digits
- E10 CT error
- E11 CPU error
- E12 External trip
- E13 USP error
- E14 Ground fault protection
- E15 Input overvoltage
- E16 Temporary power loss protection
- E2 Flowing out of excess number of digits
- E21 Thermal protection
- E22 CPU error
- E23 Gate Allay error
- E24 Open-phase protection
- E25 Overload protection2
- E3 Flowing out of excess number of digits
- E30 IGBT error
- E35 PTC error
- E36 Abnormal brake
- E60 Option 1 error 0
- E61 Option 1 error 1
- E62 Option 1 error 2
- E63 Option 1 error 3
- E64 Option 1 error 4
- E65 Option 1 error 5
- E66 Option 1 error 6
- E67 Option 1 error 7
- E68 Option 1 error 8
- E69 Option 1 error 9
- E70 Option 2 error 0
- E71 Option 2 error 1
- E72 Option 2 error 2
- E73 Option 2 error 3
- E74 Option 2 error 4
- E75 Option 2 error 5
- E76 Option 2 error 6
- E77 Option 2 error 7
- E78 Option 2 error 8
- E79 Option 2 error 9
- EEP1 E2PROM fault 1 (write error)
- EEP2 E2PROM fault 2(initialization error)
- EEP3 E2PROM fault 3 (read error)
- EF2 Ground fault
- EOFF Emergency stop command acceptable
- EPH1 Input stage fault or main circuit capacitors exhausted
- EPHO Output stage fault
- End Display of first/last data items
- Err1 Frequency point setting error
- Err2 Inverter RAM fault
- Err3 Inverter ROM fault
- Err4 CPU fault trip 1
- Err5 Communication error
- Err7 Converter unit fault
- Err8 Option board format error
- EtYP Inverter model fault
- Etn1 Auto-tuning fault
- H Overheat alarm
- HEAd Display of first/last data items
- HI Setting error alarm (error code and data alternate twice)
- InIt Parameters in the process of initialization
- L Overload alarm
- LO Setting error alarm (error code and data alternate twice)
- LStP Auto stop after continuous run at lower frequency limit
- MOFF Undervoltage in main circuit
- OC1 Overcurrent during acceleration
- OC1P Component overcurrent during acceleration
- OC2 Overcurrent during deceleration
- OC2P Overcurrent flowing in element during acceleration
- OC3 Overcurrent at constant speed
- OC3P Component overcurrent at constant speed
- OCA Armature-side overcurrent during start
- OCL Load-side overcurrent during start
- OFF ST terminal OFF
- OH Overtemperature trip or thermal detector fault
- OH2 External thermal input error
- OL1 Inverter overload trip
- OL2 Motor overload trip
- OLr Dynamic braking resistor overload trip
- OP1 Overvoltage during acceleration
- OP2 Overvoltage during deceleration
- OP3 Overvoltage during constant-speed run
- Ot Overtorque trip
- P Overvoltage alarm
- PL Simultaneous alarms
- SOUt Step-out (PM permanent-magnet motor only)
- StOP Momentary power-loss decelerate-to-stop inhibit activated
- UC Low-current trip
- UP1 Undervoltage trip
- db DC braking
- dbon Shaft fixing control
- rtry Retry in process