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TABLE OF CONTENTS
1.0 INTRODUCTION
1.1 System Description . . . ..............................................................3
1.2 Reliability . .......................................................................7
1.3 Safety Precautions ..................................................................8
1.4 Modes of Operation. . . ..............................................................9
1.4.1 Normal(LoadonUPS)...............................................................9
1.4.2 InputPowerFailure..................................................................9
1.4.3 Recharge..........................................................................9
1.4.4 Overload..........................................................................9
1.4.5 Redundant . . . ......................................................................9
1.4.6 Bypass(Internal)....................................................................9
1.4.7 MaintenanceBypass.................................................................9
1.4.8 Off-Battery ........................................................................9
1.5 Operator Controls .................................................................10
1.6 Options..........................................................................12
2.0 THEORY OF OPERATION
2.1 General Component Descriptions . ....................................................13
2.2 Detailed Component Descriptions. ....................................................15
2.2.1 Controls..........................................................................15
2.2.2 Rectifier/Charger...................................................................16
2.2.3 BatteryChargingCircuit.............................................................17
2.2.4 Inverter ..........................................................................18
2.2.5 StaticBypass......................................................................19
2.2.6 Redundant Mode ...................................................................22
3.0 OPERATION
3.1 DisplayScreenandOperatorControls .................................................23
3.1.1 MasterMenuScreen................................................................29
3.1.2 Monitor/MimicDisplayScreen........................................................31
3.1.3 Walk-InDisplayScreen..............................................................40
3.1.4 StatusReportsScreens ..............................................................41
3.1.5 SystemConfigurationScreens ........................................................48
3.1.6 AlarmLimitSettingsScreen..........................................................55
3.1.7 LoadTransferProceduresScreen......................................................57
3.1.8 Start-UpProceduresScreen...........................................................58
3.1.9 ShutdownProceduresScreen.........................................................60
3.1.10 Battery Time Screen (Module Only)....................................................62
3.1.11 MeterCalibrationScreen ............................................................65
3.1.12 BatteryEqualizeScreen .............................................................66
3.1.13 AlarmandStatusMessages...........................................................67
3.1.14 CommunicationInterfaces ...........................................................75
3.2 Modes of Operation. . . .............................................................78
3.2.1 LoadOnBypass ...................................................................78
3.2.2 OKToTransfer....................................................................79