BDC overtemperature fault (Code 612)
Fault name | BDC overtemperature fault (fault code: 612) |
Fault type | Alarm |
Fault condition | Exceeded temperature value of BDC radiator. |
Steps and methods of troubleshooting | If it happens frequently, the battery charging and discharging is abnormal all the time, it is recommended to replace the inverter. |
Remarks | In case of BDC side fault, only BDC module stops working, inverter side can continue to work |
BDC hardware overcurrent fault (Code 616)
Fault name | BDC hardware overcurrent fault (fault code: 616) |
Fault type | Fault |
Fault condition | BDC circuit internal hardware overcurrent |
Steps and methods of troubleshooting | If it happens frequently, the battery charging and discharging is abnormal all the time, it is recommended to replace the inverter. |
Remarks | In case of BDC side fault, only BDC module stops working, inverter side can continue to work |
BDC current sampling channel fault (Code 620)
Fault name | BDC current sampling channel fault (fault code: 620) |
Fault type | Fault |
Fault condition | Excessive deviation of BDC current initial sampling value. |
Steps and methods of troubleshooting | If it happens frequently, the battery charging and discharging is abnormal all the time, it is recommended to replace the inverter. |
Remarks | In case of BDC side fault, only BDC module stops working, inverter side can continue to work |
For further information, please download the user manual here.
This manual is intended for professional technicians who are responsible for installation, operation, maintenance and troubleshooting of inverters, and users who need to check inverter parameters. The inverter must only be installed by professional technicians.
The professional technician is required to meet the following requirements:
Know electronic, electrical wiring and mechanical expertise, and be familiar with electrical and mechanical schematics.
Have received professional training related to the installation, commissioning and troubleshooting of electrical equipment.
Be able to quickly respond to hazards or emergencies that occur during installation, commissioning and troubleshooting.
Be familiar with local standards and relevant safety regulations of electrical systems.
Read this manual thoroughly and understand the safety instructions related to operations.