Njoy Balder 1500 User Manual page 13

17: External output isolation transformer connection
Parameter 2: Allow or disallow
external output isolation transformer
connection.
ENA:
connect to an external output isolation
transformer.
DIS:
connect to external output isolation
transformer. (Default)
18: Display setting for autonomy time
Parameter 2: Set up the display setting
for autonomy time
EAT:
remaining autonomy time. (Default)
RAT:
accumulated autonomy time so far.
19: Acceptable input voltage range setting
Parameter 2: Set the acceptable high
voltage point and acceptable low
voltage point for input voltage range by
pressing the Down key or Up key.
HLS:
280/290/300:
point in parameter 2. (Default: 300Vac)
LLS:
110/120/130/140/150/160:
the low voltage point in parameter 2.
(Default: 110Vac)
00: Exit setting
Exit the setting mode.
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If selected, it's allowed to
If selected, it's not allowed to
If EAT is selected, it will display the
If RAT is selected, it will show
Input high voltage point
setting the high voltage
Bypass low voltage point
setting
5.6 Operating Mode Description
Operating
Description
mode
When the input voltage is
within acceptable range,
UPS will provide pure
Online mode and stable AC power to
output. The UPS will also
charge the battery in
online mode.
Energy saving mode:
When the input voltage is
within voltage regulation
range, UPS will bypass
ECO mode
voltage to output for
energy saving. The UPS
will also charge the
battery at ECO mode.
When input frequency
is within 40 Hz to 70
Hz, the UPS can be set
at a constant output
Frequency
frequency, 50 Hz or 60 Hz.
Converter The UPS will still charge
battery under this mode.
mode
The capacity of the UPS
should be derated to 80%
when Frequency Converter
mode is enabled.
When the input voltage
is beyond the acceptable
range or power failure,
Battery
the UPS will backup
mode
power from battery and
alarm is sounding every 5
seconds.
When input voltage is
within acceptable range
but UPS is overload, UPS
Bypass
will enter bypass mode
mode or bypass mode can be
set by front panel. Alarm
is sounding every 10
seconds.
LCD display
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