Delta Electronics N Series User Manual

8
OPERATION PANEL
A. Button˖
1 ˖/TEST: The button is used for turning on the UPS, it also can perform the
test function in “ON-LINE mode”. In backup mode, this button can turn off the
buzzer for silence.
2 ˖The button is used for turning off UPS.
B. LED display˖
1 Bypass: The LED indicates UPS in “BYPASS mode”.
2 Line: The LED indicates the condition of UPS input line. If the input voltage is too
low, too high or out of frequency this LED will flash. When line is blackout or ultra
high voltage (>300Vac), this LED will light off.
3 ON Line: The UPS is running in “ON-LINE mode”.
4 ON Battery: The UPS is running in “ON-BATTERY mode” (backup mode), the
internal batteries supply power.
5 Level LEDs: The four LEDs indicate the battery capacity in “ON-BATTERY mode”
or UPS load percentage in “ON-LINE mode”.
6 Battery: “Level LEDs” shows the current battery capacity when the LED lights up.
7 Load: “Level LEDs” shows the UPS load level when the LED lights up.
8 Battery low: The LED indicates the battery in battery low condition.
9 Battery replace: The LED indicates the batteries are weak and suggest the user to
replace the batteries.
10 Overload: The LED indicates UPS’ load exceed the rating, after a limited period,
the UPS will transfer to “BYPASS mode” and the LED will still light on to alarm the
user.
11 Fault: The LED indicates that the UPS is fault. The LED Flash indicates that the
UPS is overheat.DŽ

Delta Electronics N Series Specifications

General

Brand	Delta Electronics
Model	N Series
Category	UPS
Language	English