AC80T Tower Crane Purpose VFD Manual
38
fault
●
Detection overtime
●
Capacitance
difference is too big
between motor and
inverter.
●
Motor parameter
setting mistake.
●
Check motor connection
wire.
●
Change inverter model.
●
Reset parameter
according to nameplate.
E.EEP
Memory
fault
●
Electromagnetic
disturb in memory
period.
●
EEPROM damage.
●
resume load and save.
●
Seek support from factory.
LIFE
Reserved
●
●
Seek support from factory.
E.ILF
Input side
open
phase
●
3-phase input power
open phase.
●
Check 3-phase power
supply and the phase.
●
Check 3-phase power
supply wiring.
E.oLF
Output side
open
phase
●
3-phase output power
open phase
●
Check 3-phase output
voltage and current.
●
Check wiring.
E.HAL
Current
detection
fault
●
Detect circuit fault.
●
Phase imbalance
●
Seek for technical support.
●
Check motor and wiring.
E. EF
Inverter
external
fault
●
Peripheral equipment
fault protection.
●
Check peripheral
equipment.
E.PAn
Keyboard
connect
fault
●
Keyboard wire fault.
●
Keyboard component
damage.
●
Check keyboard wire.
●
Seek support from factory.
E. CE
Rs485com
munication
fault
●
Unsuitable baud rate
setting.
●
Communication wire
breaks.
●
Communication format
does not match upper
machine.
●
Set suitable baud rate
setting.
●
Check communication
wire.
●
Set right communication
format.
E.CPE
Parameter
copy fault
●
Parameter copy
communication is
fault.
●
Copy keyboard is not
match the inverter.
●
Check wire.
●
Select the specified
external keyboard model.
