Cotek SE200-124 - Page 28

24
EN
LED Signal
Descriptio
n
Solutions
Inverter shuts down
after two seconds and
restart 3 times
LED flashes red light
quickly twice every 1.6
seconds
Over
temperature
Improve ventilation. Make sure
ventilation openings in inverter are not
obstructed. Reduce ambient
temperature.
LED flashes red light
every 0.4 seconds, then
inverter shuts down
Shut down
under
voltage
Recharge battery. Check connections
and cable. Please turn on the unit
manually.
LED flashes red light
every 0.1 seconds, then
inverter shut down
Shut down
over voltage
Check input voltage. Reduce input
voltage. Please turn on the unit
manually.
LED flashes red light
slowly once and quickly
twice every 1.6 seconds
Fan alarm
1. Check fan connection wire
2. Clean the dust on the fan
Table 26. SE200 / SE350 troubleshooting guide
 SE400 troubleshooting guide
LED Signal
Description
Solutions
LED fast blink orange light
with two long beeps
Over load
400W ~ 460W
(100% ~ 115%)
Reduce load.
In case of restart failed,
please turn on the unit
manually.
LED slow blink orange light
Over temperature
Under temperature
Improve ventilation. Make
sure ventilation openings in
inverter are not obstructed.
Reduce ambient
temperature.
LED lights in solid red with
one short beeps
Over current
Over load
> 460W (115%)
Reduce load.
In case of restart failed,
please turn on the unit
manually.
LED fast blink red light
Over voltage
Check input voltage. Reduce
input voltage to meet SE400
LED slow blink red light with
one long beeps &two short
Under voltage
Recharge battery. Check
connections and cable.
Please turn on the unit