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Table 4-1 Troubleshooting Table
Alarm
1. TempSensorErr
Definition:
Prompt detection of abnormal temperature
Possible causes:
1. Temperature Sensor socket connecter has
poor contact;
2. Temperature Sensor is damaged;
Recommended solutions:
1. Observe temperature display;
2. Switch off 3-phase working power supply and
then reboot the system;
3. Contact after-sales service personnel
2. SPICommErr
Definition:
Communication inside inverter fails
Possible causes:
1. Communication circuits inside inverter are
loose;
2. LCD software problem;
3. Inverter software problem;
Recommended solutions:
1. Observe for 5 minutes and see whether the
alarm will be eliminated automatically;
2. Turn off 3-phase working power supply and
then reboot the system;
3. Contact our after-sales service center.