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Inverter Over Temperature

Fault Reasons:Inverter detected the internal temperature over the limitation.

Probable Causes:
  • 1. The inverter has been operated in environmental temperature which was over 45℃ for a long time;

  • 2. The inverter is installed in a small closed space, which is not good for heat dissipation.

Troubleshooting:
  • 1. Lower down the inverter surrounding temperature;

  • 2. Check if the installation condition is within the requests of User Manual (for instance, whether the inverter is installed in a small closed space or under the direct sunlight);

  • 3. Try to turn off the inverter for a while and wait until it cools down and tuns on it;

  • 4. If this fault still exists, please contact sunways after-sales team at service@sunways-tech.com or +86 400 9922 958 for help.


GFCI Device Fault

Fault Reasons: There's may unrecoverable fault that occurs.

Troubleshooting:
  • 1. Turn off the AC breaker and DC switch(es);

  • 2. Wait about 5 minutes and turn on the AC breaker and DC switch(es), if this fault still exists, please contact sunways after-sales team at service@sunways-tech.com or +86 400 9922 958 for help.


AC Transducer Fault

Fault Reasons:There's may unrecoverable fault that occurs.

Troubleshooting:
  • 1. Turn off the AC breaker and DC switch(es);

  • 2. Wait about 5 minutes and turn on the AC breaker and DC switch(es), if this fault still exists, please contact sunways after-sales team at service@sunways-tech.com or +86 400 9922 958 for help.


Relay Check Fail

Fault Reasons:There's may unrecoverable fault that occurs.

Troubleshooting:
  • 1. Turn off the AC breaker and DC switch(es);

  • 2. Wait about 5 minutes and turn on the AC breaker and DC switch(es), if this fault still exists, please contact sunways after-sales team at service@sunways-tech.com or +86 400 9922 958 for help.


E2 Fault

Fault Reasons:There's may unrecoverable fault that occurs.

Troubleshooting:
  • 1. Turn off the AC breaker and DC switch(es);

  • 2. Wait about 5 minutes and turn on the AC breaker and DC switch(es), if this fault still exists, please contact sunways after-sales team at service@sunways-tech.com or +86 400 9922 958 for help.


SPI Fault

Fault Reasons:There's may unrecoverable fault that occurs.

Troubleshooting:
  • 1. Turn off the AC breaker and DC switch(es);

  • 2. Wait about 5 minutes and turn on the AC breaker and DC switch(es), if this fault still exists, please contact sunways after-sales team at service@sunways-tech.com or +86 400 9922 958 for help.


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