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When the internal temperature is 81℃, the reduce charging
power mode which reduce the charging power of
5%,10%,20%,40% every increase 1 ℃is turned on. If the
internal temperature is greater than 85℃, the controller will
stop charging. When the temperature declines to be below
75 ºC, the controller will resume.
For example:
5.2 TROUBLESHOOTING
PV array
disconnection
Charging LED indicator off during
daytime when sunshine falls on PV
Confirm that PV wire
are correct and tight
is lower than
Wire connection is correct ,the
controller is not working.
Please check the voltage of
battery. At least 8V voltage to