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Chapter 8 Parallel System .............................................................................................................87
8.1 System Introduction..........................................................................................................87
8.1.1 Basics.....................................................................................................................87
8.1.2 Theory of Operation...............................................................................................88
8.1.3 Operation modes....................................................................................................90
8.2 Installation ........................................................................................................................91
8.2.1 Cabinet installation .................................................................................................91
8.2.2 Electrical installation...............................................................................................92
8.3 External Power Distribution ..............................................................................................93
8.4 Start up of Parallel Operation System ..............................................................................93
8.5 Using the Parallel Operation System................................................................................94
8.5.1 Switch on the Parallel System ................................................................................94
8.5.2 Shutdown the Parallel Operation System...............................................................95
8.5.3 Transferring between Operation Modes .................................................................96
8.5.4 Repairing the failed UPS unit in parallel operation system.....................................97
8.5.5 Emergency shutdown.............................................................................................98
8.5.6 Fault and Fault Process Methods...........................................................................99
Chapter 9 Optional Parts .............................................................................................................101
9.1 Battery ............................................................................................................................101
9.1.1 Capacity selection ................................................................................................101
9.2 Battery cabinet................................................................................................................102
9.2.1 External Dimensions.............................................................................................102
9.2.2 Installation of battery cabinet................................................................................103
9.2.3 Wiring of the batteries...........................................................................................103
9.3 SNMP Card and the Software ........................................................................................106
9.3.1 Product structure and ports ..................................................................................106
9.3.2 Technical features ................................................................................................106
9.4 Network Software ...........................................................................................................107
9.5 MODEM..........................................................................................................................107
9.6 Temperature sensor TMP12Z.........................................................................................108
9.7 Level C Lightning Protection System SPD24Z...............................................................108
9.7.1 Introduction of SPD24Z ........................................................................................109
9.7.2 Installation procedures of SPD24Z.......................................................................109
9.7.3 Using and Maintenance.........................................................................................111
9.8 Bypass Isolation Transformer.........................................................................................111
Chapter 10 Service after Sales....................................................................................................112
10.1 Abnormal Fault Handling ..............................................................................................112
10.2 Technical support .............................................................Error! Bookmark not defined.
10.3 Warranty.......................................................................................................................115