Grid frequency is not
within permissible
range.
Check the setting of the safety country,
frequency and the connection of AC
cables.
Contact your dealer for technical
support if the error happens again.
Output Voltage
abnormal (Inverter
voltage is higher than
260Vac)
Check if the load power is within the
EPS power range and the AC output
wires are connected well.
Overload error. The
inverter is overload
110% and time is
up( more than Five time)
Reduce the connected load by switching
off some equipment, and wait for the
recover.
Restart the inverter and contact your
dealer for technical support if the error
happens again.
Check the wires connection. Restart and
contact your dealer for technical support
if the error happens again.
BUS Voltage (AC) is too
high.
Wait for inverter recovery. Contact your
dealer for technical support if the error
happens again.
The ambient
temperature inside the
inverter exceeds the
upper limit.
Check the air flow of the unit, then close
it and wait for 30mins.
Contact your dealer for technical
support if the error happens again.
Battery (Lead-Acid)
temperature is not
within permissible
range.
Check the environment temperature.
Contact your dealer for technical
support if the error happens again.
Battery voltage is not
within permissible
range.
Check the spec and quantity of battery
and the connection.
Contact your dealer for technical
support if the error happens again.
Check battery type and communication
of the BMS cable. Restart the inverter
and contact your dealer for technical
support if the error happens again.
The battery voltage is
too low.
Re-charge battery and contact your
dealer for technical support if the error
happens again.