Others; Error Messages - Goodwe ETC Series User Manual

07

Others

7 .1 Error Messages

ERROR EXPLANATION
MESSAGE
Utility Phase The sequence of
Failure on-grid wire is
wrong
Utility Loss Public grid power
is not available
(Power lost or on-
grid connection
fails)
VAC Failure Grid voltage is not
within permissible
range
FAC Failure Grid frequency
is not within
permissible range
BAT Over BAT voltage is too
Voltage high
Over Temperature
Temperature inside of the
inverter is too
high
REASON SOLUTIONS
Inverter detects Reverse connection order of L2 and L3 cable.
that phase angle
of L2 and L3 are
reversed
Inverter does 1. Check (use multi-meter) if AC side has voltage .
not detect the Make sure grid power is available.
connection of grid 2. Make sure AC cables are connected tightly and
well.
3. If all is well, please try to turn off AC breaker
and turn on again in 5 mins.
Inverter detects 1. Make sure safety country of the inverter is set
that AC voltage is right.
beyond the normal 2. Check (use multi-meter) if the AC voltage
range required by (Between L & N) is within a normal range (also on
the safety country AC breaker side)
a. If the AC voltage is high, then make sure the
AC cable complies with that required on user
manual and the AC cable is not too long.
b. If the voltage is low, make sure the AC cable is
connected well and the jacket of the AC cable is
not compressed into the AC terminal.
3. Make sure the grid voltage of your area is stable
and within normal range.
Inverter detects 1. Make sure the safety country of the inverter is
that the grid set right.
frequency is 2. If safety country is right, then please check on
beyond the normal the inverter display if AC frequency (Fac) is within
range required by a normal range.
the safety country 3. If FAC failure only appears a few times and is
resolved soon, it should be caused by occasional
grid frequency unstability.
The battery voltage Check battery voltage is lower than Max Battery
is higher than the Input Voltage of the inverter. If voltage of Battery
max BAT input is high, please reduce battery module.
voltage of the
inverter.
The inverter's 1. Try to decrease surrounding temperature.
working 2. Make sure the installation complies with the
environment instruction on inverter user manual.
leads to a high 3. Try to close the inverter for 15 mins, then start
temperature up again.
condition
20