American Power Conversion 240-320kW 480V Stop/Start UPS and Operating the External Service Bypass

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Stop/Start UPS and Operating the External Service Bypass

2.0Stop/Start UPS and Operating the External Service Bypass Panel

WARNING!

AC voltage generated either from batteries or utility, may be present at UPS output.

Always disconnect AC input supply source, switch off UPS, AND switch off DC.

TEST BEFORE YOU TOUCH!

Some UPS systems have a factory-set autostart feature, automatically switching on UPS whenever utility supply is switched on (AC line). See section 4.0 Parameter Settings for instructions on how to switch off this function.

Only qualified electricians should start up or shut down UPS systems and instructions in the Installation Guide should be followed. Prior to being serviced, the UPS must be left in shut- down mode for a minimum of 5 minutes.

CAUTION!

Refer to the Maintenance & Testing section in this guide if the UPS is to be taken out of operation for more than 48 hours

Users without electrical qualifications may switch UPS to and from stand-by-mode/normal operation, following instructions below. (In stand-by mode, the UPS has no output voltage).

2.1Stop UPS (for stand-by)

CAUTION!

If the UPS system is equipped with a service bypass panel, and if the load must remain energized by utility, refer to the Operating Service Bypass Panel sections in this guide before proceeding

Action

Open the front door and activate red "OFF" push-button.

Display shows

System off

Description

The red alarm LED lights up. Acoustic alarm sounds

for 30 seconds

2.2Start UPS (from stand-by)

Action

Open the front door and activate the green "ON" push button

Display shows

Normal operation Load power xx%

 

990-4039

 

 

User Guide APC Silcon 240-320kW 480V UPS

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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