American Power Conversion POWERCELL user manual Principles of operation

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4.0 Principles of operation

Below is a block diagram showing the major components of your PowerCell UPS. These blocks are described on the following pages.

Block diagram showing all major components of your UPS.

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Contents Powercell Important safety instructions Please save this manualTable of contents This page intentionally left blank User replaceable battery Site wiring fault indicatorIntroduction OverviewSurge suppression and EMI/RFI filtering Remote interface Network modelSafety EnglishSécurité ¡ Seguridad Installation PlacementReceiving inspection Load typesConnecting to the utility Battery chargingConnecting equipment to the PowerCell Example labels found at system equipment rear panels Test for proper operation Overloads Principles of operation Noise and surge suppression Load transfer switch Battery chargerBattery InverterMonitoring and control electronics TransformerOperation during a utility failure Principles of operation Power I/0 switch Controls and indicatorsAudible alarm UPS monitoring Interface KitsPowerChute Software Computer interface portDifficulty Difficulté Dificultad Troubleshooting chart Problem Possible Cause Action to TakeDifficulty Replacing the battery Obtaining Service Storage conditions Storing the UPSExtended storage Run time versus load Pcpro PcnetSpecifications Page Limited Warranty Life support policyPhone