Liebert PS250-50S, PS400-50S, PS600-50S user manual VA LED & Alarm Indications

Page 9

250 VA LED & ALARM INDICATIONS

Condition

Green AC

Audible Alarm

Status

 

Light (4)

 

 

NORMAL/START UP

On after Beep

Single Beep, then Off

Operate

Start-Up Test Fail

On after Beep

Fast Beep for 15 Sec and then Off

Operate

Input Frequency Mismatch with

 

 

 

Option Switch Setting

Off

Continuous

Will Not Start

Input Voltage Below Threshold

 

 

 

Overload/Short Circuit

Off

Continuous for 15 Sec and then Off

Will Not Start

NORMAL MODE

On

Off

Operate

Battery Test Fail

On

Fast Beep for 15 Sec and then Off

Operate

Overload/Short Circuit

Off

Continuous for 15 Sec and then Off

Shutdown

BACKUP MODE

Off

Slow Beep

Operate

Low Battery Alarm

Off

Fast Beep

Warn of Shutdown

Low Battery Shutdown

Off

Continuous for 15 Sec and then Off

Shutdown

Main Overvoltage

Off

Slow Beep

Operate

(transfer enabled)

 

 

 

The UPS starts and repeats the battery test sequence every hour until the test is passed.

400/600 VA LED & ALARM INDICATIONS

 

Green AC

Amber

Red Warning

 

 

Condition

Light (4)

Battery

Light (3)

Audible Alarm

Status

 

 

Light (2)

 

 

 

NORMAL/START UP

On

Flash Once &

Off

Single Beep and then

Operate

 

 

then Off

 

Off

 

Start-Up Test Fail

Off

Off

On

Continuous for 15 Sec

Will Not Start

 

 

 

 

and then Off

 

Input Frequency Mismatch

 

On for 15 Sec

 

Continuous for 15 Sec

 

with Option Switch Setting

Off

Flash

Will Not Start

 

 

and then Off

 

and then Off

 

Overload/Short Circuit

 

 

 

 

 

Input Voltage Below

Off

Off

Flash

Continuous for 15 Sec

Will Not Start

Threshold

 

 

 

and then Off

 

 

 

 

 

 

NORMAL MODE

On

Off

Off

Off

Operate

Battery Test Fail

On

Off

On

N/A

Operate

Overpower

On

Off

Flash

Fast Beep

Alarm Only

Overload/Short Circuit

Off

On for 15 Sec

Flash for 15

Continuous for 15 Sec

Shutdown

 

 

& then Off

Sec & then Off

& then Off

 

Charger Fail

On

Off

On

Slow Beep

Alarm Only

BACKUP MODE

Off

On

Off

Slow Beep

Operate

Low Battery Alarm

Off

On

On

Fast Beep

Operate

Low Battery Shutdown

Off

On*

On*

Continuous for 15 Sec

Shutdown

 

 

 

 

& then Off

 

Mains Undervoltage

Off

On

Off

Slow Beep

Operate

Mains Overvoltage

Off

On

Flash

Slow Beep

Operate

Overload/Short Circuit

Off

On*

Flash*

Continuous for 15 Sec

Shutdown

SiteNet 1 Shutdown

 

 

 

& then Off

 

 

 

 

 

 

*If there is insufficient utility voltage, this indicator illuminates for 15 seconds then turns off to preserve the battery.

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Contents PowerSure Important Safety Instructions Installation Instructions Operating Instructions COMPUTER/LAN Interface 400/600 VA only Option Switch SettingsBattery Care and USE Battery Test ButtonAlarm Conditions Resetting the Circuit BreakerProblem Cause Solution VA LED & Alarm Indications Dimensions mm SpecificationsLimited Warranty Technical Support