Trademarks H3C, Aolynk, , IRF, H3Care, , Neocean, , TOP G, SecEngine, SecPath, COMWARE, VVG, V2G, VnG, PSPT, NetPilot, and XGbus are trademarks of Hangzhou Huawei-3Com Technology Co., Ltd. All other trademarks that may be mentioned in this manual are the property of their respective owners. Notice The information in this document is subject to change without notice. Every effort has been made in the preparation of this document to ensure accuracy of the contents, but all statements, information, and recommendations in this document do not constitute the warranty of any kind, express or implied. To obtain the latest information, please access: Technical Support customer_service@huawei-3com.com About This Manual Organization H3C PSE2500-A3 External PoE Power System User Manual is organized as follows: Chapter Contents 1 Introduction Introduces the concept and features of power supply. 2 System Description Introduces the structure and electrical connection of power supply. 3 Safety Introduces the safety information of the overall system. 4 Installation and Debugging Introduces the installing and debugging of the overall system. 5 Engineering Maintenance and Troubleshooting Introduces the routine maintenance and troubleshooting of the system. Conventions The manual uses the following conventions: Command conventions Convention Description Boldface The keywords of a command line are in Boldface. italic Command arguments are in italic. [ ] Items (keywords or arguments) in square brackets [ ] are optional. { x | y | ... } Alternative items are grouped in braces and separated by vertical bars. One is selected. [ x | y | ... ] Optional alternative items are grouped in square brackets and separated by vertical bars. One or none is selected. { x | y | ... } * Alternative items are grouped in braces and separated by vertical bars. A minimum of one or a maximum of all can be selected. [ x | y | ... ] * Optional alternative items are grouped in square brackets and separated by vertical bars. Many or none can be selected. # A line starting with the # sign is comments. GUI conventions Convention Description < > Button names are inside angle brackets. For example, For example, click . [ ] Window names, menu items, data table and field names are inside square brackets. For example, pop up the [New User] window. / Multi-level menus are separated by forward slashes. For example, [File/Create/Folder]. Symbols Convention Description Warning Means reader be extremely careful. Improper operation may cause bodily injury. Caution Means reader be careful. Improper operation may cause data loss or damage to equipment. .. Note Means a complementary description. Environmental Protection This product has been designed to comply with the requirements on environmental protection. For the proper storage, use and disposal of this product, national laws and regulations must be observed. Table of Contents Chapter 1 Introduction..................................................................1-1 1.1 Architecture and Configurations.........................................1-1 1.2 Features.............................................................................1-3 Chapter 2 System Description.....................................................2-1 2.1 Overview............................................................................2-1 2.1.1 Rectifier...................................................................2-1 2.1.2 Rectifier Bracket......................................................2-2 2.1.3 Rectifier Visual Displays..........................................2-2 2.2 Controller............................................................................2-3 2.3 AC Distribution Unit............................................................2-6 2.4 DC Distribution Unit............................................................2-6 Chapter 3 Safety............................................................................3-1 3.1 Safety Statements..............................................................3-1 3.2 Warning Statements and Safety Symbols.........................3-2 3.3 Precautions........................................................................3-3 Chapter 4 Installation and Debugging.........................................4-1 4.1 Introduction........................................................................4-1 4.1.1 Guidelines................................................................4-1 4.1.2 EMI Considerations.................................................4-1 4.1.3 Installation Tools and Hardware..............................4-1 4.1.4 Safety......................................................................4-2 4.1.5 Installation Sequence..............................................4-2 4.2 Physical Mounting..............................................................4-3 4.3 Installing Rectifiers.............................................................4-4 4....
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