50
617
Discharge
overcurrent
warning
Stop discharging
the battery and
keep the battery
main circuit open
The inverter is
controlled by
itself without
operation
618
Overcurrent charge
warning
Stop charging
the battery and
keep the battery
main circuit open
The inverter is
controlled by
itself without
operation
620
Monomer
imbalance warning
Stop charging
and discharging
the battery. The
battery's main
circuit is
constantly on
The inverter is
controlled by
itself without
operation
LCD
fault
500
Charge dsp
comm fault
It is normal
phenomenon
that the light is
weak in cloudy
and rainy days or
there is no pv
input at night
Check whether
the photovoltaic
input has power.
If the photovoltaic
input has power
but still reports
failure, you can
contact customer
service
Failure with
yellow-light
501
Inverter dsp
comm fault
The inverter
ON/OFF switch
is not ON or the
battery side input
has no power
Check whether
the ON/OFF
switch is ON and
whether there is
power ON the
battery side. If
not, please
contact customer
service
502
Bms comm fault
Bad contact with
BMS
communication
line
Wrong lithium
battery model
selection
1. Please check
whether the
communication
line is loose
2. Whether the
connection
position is correct
3. Whether the
lithium battery
model is selected
(XX
represents
the serial
number of
batteries in
parallel)
PXX-31
PXX-81
Summary of Contents for JNF3KLF24V-A-V2
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