Eaton Static Transfer Switch 2000A 3-Pole Installation and Operation Manual 164001127—Rev 01 ix
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11 SSyysstteemm DDeessccrriippttiioonn................................................................................................................................................................................................................................................................................11
1.1 Basic Characteristics ...................................................................................................................................1
1.2 System Layout...........................................................................................................................................1
1.3 Transfer Process: Algorithms .......................................................................................................................6
1.3.1 The Problem of Transformer Current Inrush................................................................................................ 6
1.3.2 Sense and Transfer Algorithms ................................................................................................................6
1.4 Transfer Process: Power Switching Components .............................................................................................. 7
1.5 High Availability through Redundancy .............................................................................................................9
1.6 Operational Information and Controls............................................................................................................ 10
1.6.1 Graphics Touch-Screen Monitor/Display .................................................................................................. 10
1.6.2 Operational Assistance ........................................................................................................................ 10
1.7 System Security ....................................................................................................................................... 10
1.8 Communications ...................................................................................................................................... 11
1.9 Optional Features ..................................................................................................................................... 11
1.10 Standards Compliance ............................................................................................................................. 11
1.11 Using This Manual................................................................................................................................... 11
1.12 Conventions Used in This Manual............................................................................................................... 12
1.13 Symbols, Controls, and Indicators............................................................................................................... 12
1.14 Getting Help .......................................................................................................................................... 12
1.15 Warranty............................................................................................................................................... 13
22 SSaaffeettyy.................................................................................................................................................................................................................................................................................................................. 1155
33 IInnssttaallllaattiioonn PPllaannnniinngg........................................................................................................................................................................................................................................................................ 1177
3.1 System Enclosure..................................................................................................................................... 17
3.2 Clearances and Service Access ................................................................................................................... 17
3.3 Cooling................................................................................................................................................... 17
3.4 Environmental Specifications ...................................................................................................................... 17
3.5 System Electrical Specification .................................................................................................................... 18
3.6 Surge Protection ...................................................................................................................................... 18
3.7 Grounding............................................................................................................................................... 19
3.7.1 System Grounding .............................................................................................................................. 19
3.7.2 High Frequency (RF) Grounding (Computer Rooms) ................................................................................... 19
3.8 Wiring and Connections ............................................................................................................................. 19
3.8.1 Circuit Breaker Rating and Upstream Protection ........................................................................................ 19
3.8.2 Optional Isolation MCSW ..................................................................................................................... 19
3.8.3 Power Sources................................................................................................................................... 19
3.8.4 Customer Power Connections............................................................................................................... 19
3.8.5 Control Wiring.................................................................................................................................... 20
3.9 Class A Computing Device ......................................................................................................................... 20
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