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bLOW Battery low Battery voltage
is low
When audible alarm
sounding every second,
battery is almost empty.
bOPN Battery open Battery pack is
not connected
correctly
Do the battery test to
confirm.
Check the battery bank is
connected to the UPS.
Check the battery breaker
is turn on.
CHGF Charge fail The charge is
broken
Notify dealer.
dCHF Digital bigger
charger fail
The charge is
broken
Notify dealer.
bUSH Bus high UPS internal
fault
Notify dealer
bUSL Bus low UPS internal
fault
Notify dealer
bSFT Bus soft start fail UPS internal
fault
Notify dealer
bUSS Bus short UPS internal
fault
Notify dealer
TEPH Inverter temperature
high
Inside
temperature of
the UPS is too
high
Check the ventilation of
the UPS, check the
ambient temperature.
ITPH Inner Ambient
temperature high
The ambient
temperature is
too high
Check the environment
ventilation.
INVH Inverter high UPS internal
fault
Notify dealer
INVL Inverter low UPS internal
fault
Notify dealer
ISFT Inverter soft start fail UPS internal
fault
Notify dealer
NTCO Inverter NTC open UPS internal
fault
Notify dealer
INCO
Inverter Cap open
UPS internal
fault
Notify dealer