3. S
D
YSTEM
ESCRIPTION
3.1 D
ISPLAY PANEL
The power control and the operating indicators are located on the front panel of the
UPS .
ON-SWITCH
INDICATOR 1
INDICATOR 2
INDICATOR 3
INDICATOR 4
INDICATOR 5
ON-SWITCH
The UPS can be turned on by pressing ON-SWITCH button for 1 second.
●
An acoustic alarm can be deactivated by pressing ON-SW ITCH button again in
●
battery mode.
To perform self-diagnosis, by Pressing ON-SW ITCH again in utility power mode.
●
STANDBY-SWITCH
The inverter can be turned off by pressing STANDBY-SWITCH. The output can be
●
provided by the mains power via the BYPASS.
AC INPUT LED
Lights up when the mains power is available.
●
Blinks and the BATTERY-LED lights up at the same time when the mains power
●
is out of tolerance.
Blinks when the input polarity of the live conductor(L) and the neutral conductor
●
(N) of site wiring reversed.
UPS ON LED
Lights up when output power is supplied by the mains power via the inverter.
●
BATTERY LED
Lights up when the mains power fails and the inverter is powered by the batteries.
●
BYPASS LED
Lights up when output power is provided by the mains power via the bypass.
●
ALARM LED
Lights up when the UPS system is in fault condition, at the same time, the acoustic
●
alarm beeps continuously or beeps every second according to the different fault
conditions.
UPS ON LED
BATTERY LED
BYPASS LED
AC INPUT LED
ALARM LED
STANDBY-SWITCH
4