40
Bat Volt Over W05
(1) Check if the battery is in line with the
presetting;
(2) If so, power off and restart;
(3) Contact customer service if error warning
continues.
Grid Fail
W06
W07
W08
W09.
(1) Check if the local voltage and frequency is in
compliance with the machine specification;
(2) If voltage and frequency are within the
accepted range, then wait 2 minutes for the
inverter to function normally; but if no recovery
or fault repeats, please contact the local inverter
customer service;
(3) Contact the local power company if voltage
and frequency are beyond range or unstable.
Current
leakage
W10
(1) Check PV string for direct or indirect
grounding phenomenon;
(2) Check peripherals of machine for current
leakage;
(3) Contact the local inverter customer service if
fault remains unremoved.
Solar Loss W11
(1) PV is not connected;
(2) Check grid connection;
(3) Check PV availability.
Tran Reverse W12
(1) Check whether the installation follows the
instructions;
(2) Contact customer service if error warning
continues.
BUS Volt
Over
W14
(1) Restart the inverter and wait until it functions
normally;
(2) Contact customer service if error warning
continues.
INV Current
Over
W15
(1) Wait five minutes for the inverter to
automatically restart;
(2) Check whether the load is in compliance with
the specification;
(3) Contact customer service if error warning
continues.
CHG Current
Over
W16
(1) Check if battery wiring port is short circuited;
(2) Check if charging current is in compliance
with presetting;
(3) Contact customer service if error warning
continues.
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