American Power Conversion 240-320kW 480V manual Until

Page 29

Maintenance & Testing

Action

Display shows

1.Press

2.Press or

until

Battery capacity

test :

xxx

 

3. Press

Battery capacity

test :

ON

 

4. Press

Data stored

Description

"xxx" is back-up time from last test –

if no previous test has been performed or if the test has been aborted the display will read"???"!

A battery monitor test can be performed in the same way by selecting "Battery monitor test" in the display.

However, this test will not start, unless the battery is fully charged

The next step starts up the test! To abort press

Starts the battery test.

(To interrupt a running test – perform point 1-2 and then press key

and )

5.Wait about 1 sec.

6.Wait until backup times expires and a short alarm sounds. (No alarm in battery monitor test

if battery is OK)

7.Press

8.Press

Battery operation time : xxx min.

Normal operation load power xx%

Battery capacity

test : xxx

Normal operation load power xx%

"xxx" is obtained back-up time

in minutes. (Battery capacity test only)

Exits the parameter stack

If not operated the system will automati- cally exit after 30 seconds.

CAUTION!

To avoid battery damage, allow a minimum of 16 hours of UPS operation over a 3-month period for batteries to charge to a sufficient level.

If the UPS is to be taken out of operation for an extended period, disconnect the battery in order to prevent discharging. For details, refer to Installation Guide.

990-4039

User Guide APC Silcon 240-320kW 480V UPS

29

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Contents Copyright 2000 APC Denmark ApS APC Silcon 240-320kW 480V UPS User GuideThank You Safety Symbols used in this manualUser Guide APC Silcon 240-320kW 480V UPS Contents Display Unit IntroductionIntroduction Start UPS from stand-by Stop/Start UPS and Operating the External Service BypassStop UPS for stand-by Switching off the UPS Stop UPS for complete power downAcoustic alarm sounds Reset the acoustic alarm by pressingUPS Start-up Start UPS from complete power downClose the front doors Operating the External Service Bypass Switch single systems Service Bypass Switch APC Silcon System OFF Normal operation Load power 0% Dual Utility Bypassing the Parallel UPS System All UPSsLamp indication on Bypass Panel Stop/Start UPS and Operating the External Service Bypass Following can be carried out on any UPS Press On the keyboardIsolating one UPS in a Parallel/Redundant System Stop/Start UPS and Operating the External Service Bypass Keyboard OperationOperation Batt. load Batt. tank Display of Measured ValuesEconomy Mode Using the Remote DisplayParameter Settings Parameter SettingsParameter Settings Parameter Setting CommentsProgramming Example Switching to Bypass OperationProgramming Keys Load power xx% Alarms and Events Alarms and EventsDisplaying the Alarm Stack Displaying the Event StackAlarms Description Action Possible alarmsDisplay will show invalid UPS data Correction of false alarm situations during service Rectifying Alarm MessagesParallel Operation Alarms Maintenance & Testing Maintenance & TestingBattery Monitoring Test Battery Capacity TestUntil APC Silcon UPS Limited Factory Warranty WarrantyWarranty How to Contact APC How to Contact APCAPC Corporate APC Denmark