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Powerware 9330 (10 kVA--40 kVA) Installation and Operation

164201300 REV. G 061502

8.6 Reading the Status Indicators

Thefivesymbolsontheleftsideofthecontrolpanelarestatus indicators.Theyare

backlit by colored light emitting diode (LED) lamps, and they work in conjunction

with the alarm horn to let you know the operating status of the UPS.

NORMAL

This green symbol is lit w hen the UPS is operating in

Normal mode. The power processing unit (PPU) is

supplying power to the critical load.

BATTERY

This yellow symbol is lit when the UPS is operating in

Battery mode. Because Battery mode is a normal

condition of the UPS, the Normal indicator also remains lit.

BYP ASS

This yellow symbol is lit when the UPS is operating in

Bypass mode. The critical load is supported by the

bypass source. The Normal indicator is not lit when the

system is in Bypass mode.

NOTICE

This yellow symbol is lit when the system needs attention.

The LCD screen shows all active notices. Some notices

may be accompanied by an audible horn. To silence the

horn, press the Alarm Off pushbutton switch. The Notice

indicator may be lit along with other indicators.

ALARM

This red symbol is lit when a situation requires immediate

attention. The LCD screen shows the highest priority active

alarms. All alarms are accompanied by an audible horn.

To silence the horn, press the Alarm Off pushbutton

switch. The Alarm indicator may be lit along with other

indicators.

For more information about audible horns, refer to the “System Event Horns”

section of Chapter 11.

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Powerware 9330 Manual do Utilizador Página 114