INTRODUCTIONEaton 9395 UPS (450–825 kVA) Installation and Operation Manual 164201725 Rev 4 www.eaton.com/powerquality 1-91.5 Using This ManualThis manual describes how to install and operate the Eaton 9395 450–825 kVA UPS.Read and understand the procedures described in this manual to ensure trouble-freeinstallation and operation. In particular, be thoroughly familiar with the REPOprocedure (see paragraph 7.3.25 on page 7-29).The information in this manual is divided into sections and chapters. The system,options, and accessories being installed dictate which parts of this manual should beread. At a minimum, Chapters 1 through 4 and Chapter 7 should be examined.Read through each procedure before beginning the procedure. Perform only thoseprocedures that apply to the UPS system being installed or operated.1.6 Conventions Used in This ManualThis manual uses these type conventions: Bold type highlights important concepts in discussions, key terms in procedures,and menu options, or represents a command or option that you type or enter at aprompt. Italic type highlights notes and new terms where they are defined. Screen type represents information that appears on the screen or LCD.Icon DescriptionInformation notes call attention to important features or instructions.[Keys] Brackets are used when referring to a specific key, such as [Enter] or [Ctrl].In this manual, the term UPS refers only to the UPS cabinet and its internal elements.The term UPS system refers to the entire power protection system – the UPScabinet, the battery system, and options or accessories installed.