Use and Care Manual

43
Just Power On
027 Load Relay Short Circuit
Please contact with the dealer if the error still
exists after rebooting the unit.
028 Load Relay Open Circuit
Please contact with the dealer if the error still
exists after rebooting the unit.
029 INV Soft-Start Failure
Please contact with the dealer if the error still
exists after rebooting the unit.
049 PV1 Over Current
Please contact with the dealer if the error still
exists after rebooting the unit.
050 PV2 Over Current
Please contact with the dealer if the error still
exists after rebooting the unit.
051 PV1 Over Voltage
Please check if the open circuit voltage
of solar panels exceeds the input voltage
standard of EP500Pro.
052 PV2 Over Voltage
Please check if the open circuit voltage
of solar panels exceeds the input voltage
standard of EP500Pro.
053 D-BAT Full The battery is full.
054 D-BAT Drained
Empty of battery.
When SOC ＞ 5%，the alarm is cleared.You
need to turn AC ON again on the screen.
055
Inverter Overload
Warning
The output power of load exceeds.
056 AC Overload Warining The output power of load exceeds.
057 Grid Voltage High
Please check whether the grid voltage ts the
input voltage standard of EP500Pro.
058 Grid Voltage Low
Please check whether the grid voltage ts the
input voltage standard of EP500Pro.
059 Grid Frequency High
Please check whether the grid frequency ts
the input frequency of EP500Pro.
060 Grid Frequency Low
Please check whether the grid frequency ts
the input frequency of EP500Pro.
061
Multi Communication
Error
Please check whether the communication
cable is connected correctly.
Clear the alarm history or restart the unit.