Liebert PSI XR user manual Status indicators-color, illumination mode, Led

Controls and Indicators

4.2.3

Battery Level Indicator

The five LEDs illuminate with a steady glow to indicate battery capacity. Battery capacity is shown

for five seconds after the Status Change Button is pressed. The LEDs show the battery capacity as a

range, ± 5% The LEDs’ battery level meanings and colors are:

LED 1

LED 2

LED 3

LED 4

LED 5

100 - 76% — Green

75 - 51% — Green

50 - 26% — Yellow

25 - 11% — Yellow

10% or less — Red

4.2.4

UPS Status Indicators

LEDs on the display panel illuminate with a steady glow or flash to indicate the UPS’s status:

Normal Mode—The Normal Mode indicator illuminates (LED 9) with a steady glow when utility

power is available and within the input specifications.

Battery Mode—The Battery Indicator illuminates (LED 10) with a steady glow when the UPS is

operating on battery

AVR Boost, AVR Buck—When the UPS is in AVR Boost/Buck Mode, the LED display will indicate

the relative load level on the output of the UPS and will flash LED 1 (boost) or LED 2 (buck) to indi-

cate the mode.

Weak Battery—When the UPS battery voltage is low, the LED display will indicate the relative load

level on the output of the UPS and LED 3 will flash as a warning.

Site-WiringFault—In case of a site-wiring fault, the LED display will indicate the relative load

level on the output of the UPS and LED 4 will flash as a warning.

Overload—When UPS operates in overload status, the LED display will indicate the relative load

level on the output of the UPS and LED 5 will flash as a warning.

Table 3

Status indicators—color, illumination mode

Status

LED 1

LED 2

LED 3

LED 4

LED 5

LED 9

LED 10

LED 11

Normal Mode

Green

Steady

AVR Boost

Green

Green

Flashes

Steady

AVR Buck

Green

Green

Flashes

Steady

Battery Mode

Yellow

(dark start)

Steady

Weak Battery

Yellow

Flashes

Site-Wiring Fault

Yellow

Flashes

Overload

Red

Flashes

Battery Fault

Yellow

Red

Shutdown

Steady

Steady

Overload

Red

Red

Shutdown

Steady

Steady

UPS Output

Yellow

Red

Abnormal

Steady

Steady

Shutdown

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