Njoy Balder 1500 User Manual page 8

Select Button
• Switch LCD message: Press this button to change the LCD
message for input voltage, input frequency, battery voltage,
output voltage and output frequency.
• Settings mode: Press and hold this button for 5 seconds to enter
UPS settings mode when the UPS is in standby mode or bypass
mode.
• Down key: Press this button to display next selection in UPS
settings mode.
ON/Mute + Select Button
• Switch to bypass mode: When the main power is normal, press
ON/Mute and Select buttons simultaneously for 5 seconds. Then
the UPS will enter to bypass mode. This action will be ineffective
when the input voltage is out of acceptable range.
Select + OFF/Enter Button
• Rack or Tower display switch: Press Select and OFF/Enter
buttons simultaneously for 3 seconds. The display change from/
to Rack to/from Tower.
5.2 LCD Panel Indicators
Display Function
Backup time information
8 8
Indicates the estimated backup time.
H
H: hours, M: minute, S: second.
M
S
Configuration and fault information
SET
Indicates the configuration items, and the con-
8 8
figuration items are listed in details in section 5.5.
FAULT CODE
Indicates the warning and fault codes, and the
8 8
codes are listed in details in section 5.7 and 5.8.
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Mute operation
Indicates that the UPS alarm is disabled.
Input, Battery, Temperature, Output & Load information
Indicate the input voltage, input frequency, input
current, battery voltage, battery current, battery
IN BAT OUT
capacity, ambient temperature, output voltage,
kW
VA
output frequency, load current and load percent.
Hz
%
k: kilo, W: watt, V: voltage, A: ampere, %: percent, ˚C:
centigrade degree, Hz: frequency
Load information
Indicates the load level by 0-24%, 25-49%, 50-
74% and 75-100%.
LOAD
Indicates overload.
Programmable outlets information
Indicates that programmable management
P
outlets are working.
Mode operation information
Indicates the UPS connects to the mains.
Indicates the battery is working.
Indicates charging status.
BYPASS
Indicates the bypass circuit is working.
ECO Indicates the ECO mode is enabled.
Indicates the AC to DC circuit is working.
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