Sanken fault codes
Fault codes
- ACEr Overload prevention during acceleration
- AL1 Memory error
- AL10 System fault
- AL2 System fault
- AL3 System fault
- AL4 System fault
- AL5 System fault
- AL9 System fault
- CnEr Overload prevention at constant speed
- CtLEr Motor reverse not allowed
- ES External thermistor alarm
- Er0 Internal ROM/RAM fault
- Er10 Operating error: operator panel cannot communicate with inverter
- ErA Operating error: cannot slave operator panel setting frequency
- ErC Operating error: entered value exceeds input range
- ErE Operating error: cannot run from operator panel
- ErH Operating error: entered setpoint conflicts with built-in option board
- ErJ Operating error: entered setpoint conflicts with built-in option board
- ErL Operating error: cannot change function-code data while inverter is running
- ErP Operating error: password required
- ErS Operating error: cannot perform automatic motor parameter measurement on connected motor
- ErXXX Set data conflict error
- Erb Operating error: undefined function-code number specified
- Ern Operating error: operator panel locked; cannot change function-code data
- Ero Operating error: software version mismatch; cannot transfer data (copy function)
- Err Operating error: cannot transfer operator panel stored content to host (copy function)
- Ert Operating error: cannot transfer function code data to operator panel (copy)
- Eru Operating error: cannot change function-code data due to undervoltage
- Exxxx Conflict/interference fault
- FANL Cooling fan fault
- Fb Fuse blown
- FbEr PID pressure feedback open warning
- GAL1 Feedback signal open (during PID control)
- GAL2 Overspeed
- GAL3 Modbus communication timeout
- GAL4 Baseboard fault
- GNDF Check output ground-fault short-circuit current
- LU Momentary power loss/power failure/power supply undervoltage
- LVA Undervoltage during acceleration
- LVD Undervoltage during deceleration
- LVN Undervoltage at constant speed
- OCA Overcurrent during acceleration
- OCD Overcurrent during deceleration
- OCH Main switching device temperature fault
- OCN Overcurrent at constant speed
- OCPA Short-time overload during acceleration
- OCPD Short-time overload during deceleration
- OCPN Short-time overload at constant speed
- OCS Output short circuit or ground fault
- OH Heatsink temperature fault
- OLA Overload during acceleration
- OLD Overload during deceleration
- OLE Motor overheat
- OLN Overload at constant speed
- OPEN Output phase loss
- OPNI Input phase loss
- OPNO Output phase loss
- OU DC overvoltage
- OVA Overvoltage during acceleration
- OVD Overvoltage during deceleration
- OVN Overvoltage at constant speed
- OVP Braking resistor overvoltage
- PGEr PG pulse feedback open; position deviation counter fault
- PGnG PG wiring error detection
- PONG Power supply fault
- SC Current limit action during accel/decel
- SCn Current-limit action during constant speed
- Su Overvoltage prevention active
- dCEr Overload prevention during deceleration
- dboH Braking resistor overheat warning
- oFFL Operating error: operator panel cannot communicate with inverter
- oL Overload warning
- oPtEr Option fault
- rYoFF Main relay fault
- tH Heatsink temperature warning
- viEr Analog input setting conflict warning