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Fault diagnosis and countermeasures
Fault name
Input default phase
Display panel
Err12
1. Abnormal three-phase input power
Check fault
2. Abnormal driver board
cause
3. Abnormal anti-thunder panel
4. Abnormal main control panel
1. Check and eliminate problems in peripheral circuit
Fault handling
2. Seek for technical support
method
3. Seek for technical support
4. Seek for technical support
Fault name
Output default phase
Display panel
Err13
1. Abnormal lead from frequency convertor to motor
Check fault
2. Unbalanced three-phase output of frequency convertor during motor operation
cause
3. Abnormal driver board
4. Abnormal module
1. Eliminate peripheral fault
Fault handling
2. Check if three-phase winding is normal and remove fault
method
3. Seek for technical support
4. Seek for technical support
Fault name
Overheating module
Err14
Display panel
1. Too high environment temperature
Check fault
2. Air channel is blocked
cause
3. Fan is damaged
4. Thermistor of module is damaged
5. Inverter module is damaged
1. Reduce environment temperature
Fault handling
2. Clear the fan
method
3. Change the fan
4. Change the thermistor
5. Change the inverter module
Fault name
Fault of peripheral equipment
Display panel
Err15
1. Input signal of external fault through multi-function terminal DI
Check fault cause
2. Input signal of external fault through virtual IO function
Fault handling
1. Reset operation
method
2. Reset operation
Fault name
Communication fault
Display panel
Err16
1. Abnormal work of host computer
2. Abnormal communication line
Check fault
3. Incorrect setting of communication expansion card P0-28
cause
4. Incorrect setting of PD group of communication parameter
Specification of high-performance vector convertor
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