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Standby
-
Switch
The UPS system switches to Standby mode when the
Standby button „ “ is pressed. It is then switched to
Bypass and the inverter is off. The output sockets are
supplied with voltage via the bypass if the mains
power supply is available.
Display
Function
LINE
LED
1.
The green LINE LED lights up if mains voltage is
applied to the UPS input.
2.
LINE_LED blinks when the phase and neutral
conductor have been reversed at the input of the
UPS system.
3.
If LINE-LED and BATTERY-LED light up, the
mains power supply is out of tolerance.
BATTERY
-
LED
The orange-coloured BATTERY-LED lights up when
the mains power supply has failed and the inverter is
being powered by the batteries.
BYPASS
-
LED
The orange-coloured BYPASS LED lights up when
the UPS system is supplying voltage provided by the
mains power supply system via the bypass.
INVERTER
-LED
The green INVERTER LED lights up if the inverter of
the UPS is operating and supplying the UPS output
with energy.
FAULT
-
LED
The red FAULT-LED lights up and an acoustic
warning signal is issued every second when the UPS is
overloaded (load exceeds the maximum power of the
UPS).
The red FAULT LED lights up and an acoustic
warning signal is issued when the UPS system is in
fault condition. Press the Standby switch in order to
turn off the warning tone.