Epever STI200 - Troubleshooting

12
5. Troubleshooting
WARNING：
High voltage is inside the inverter, do not open or disassemble
it! Attempting to service the unit yourself may cause the risk of
electrical shock or fire!
Problem
Possible Cause
Solution
Input LED
blink, fault red
LED slow blink
Input voltage is
too high or too low
Measure the input voltage. The
inverter recovers when the
input becomes normal.
Load LED
blink, fault red
LED fast blink
Overload or load
short
Check out if the AC load is
within the rated power or
whether there is load short.
Fault orange
LED fast blink
Over temperature
inside the inverter
Improve the quality of
ventilation and do not block
the vents. Restart the inverter
when it is cool down.
Fault red LED
Inverter
abnormal
Remove all the connected
plugs then restart. If inverter
works well, please check the
load and line. If the LED
keeps red, the inverter has
inside faults and should be
returned to the factory