Njoy Aster Series User Manual page 18

Bypass mode
Converter mode
is blinking
Fault mode
18
When the input
voltage is within
bypass voltage
range, UPS will
bypass voltage to
output.
When input
frequency is within
40Hz to 70Hz, the
UPS can be set at
a constant output
frequency, 50Hz or
60Hz.
The UPS is in fault
mode, and user can
check the fault code
on the LCD display.
LOAD BATT.
2 3 0
AC
INPUT
2 3 0
OUTPUT
LOAD BATT.
2 3 0
AC
INPUT
2 3 0
OUTPUT
LOAD BATT.
E 0 3
V
V
V
V