Specifications

JiaXing Jarol Scientific Instrument Co.,Ltd － JR 6 000 series product s
124
Fault
Fault
Fault
Fault
Code
Code
Code
Code
Fault
Fault
Fault
Fault Type
Type
Type
Type Reason
Reason
Reason
Reason Solution
Solution
Solution
Solution
OH1
Rectify IGBT
overheat
1.Sudden overcurrent of the
inverter
2.There is direct or indirect
short circuit between output 3
phase
3.Air duct jam or fan damage
4.Ambient temperature is too
high.
5.The wiring of the control
panel or plug-ins are loose
6.The assistant power supply
is damaged and the drive
voltage is undervoltage
7.The bridge arm of the power
module is switched on
8.The control panel is
abnormal
1. Refer to the overcurrent
solution
2. Redistribute
3. Dredge the wind channel or
change the fan
4. Low the ambient temperature
5. Check and reconnect
6. Ask for service
7. Ask for service
8. Ask for service
OH2
Inverter IGBT
overheat
EF External fault
S1: External fault input
terminal take effect.
1. Check the external device input
CE Communication 1. The baud rate setting is 1. S et proper baud rate