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1.1 Overview of the 482.6 mm (19“) standard spec. 19 英寸技术概览1.2 Basic subrack dimensions 插箱基本尺寸1.3 Printed circuit boards 印制板尺寸1.4 Guide rail dimensions 导轨基本尺寸1.5 Connectors and backplanes 连接器和背板1.6 Subrack mounting dimensions 插箱基本尺寸
1.7 Dimensions of subrack associated plug-in units 插件基本尺寸
1.8 Subrack/front panel shielding interface dimensions 插箱/前面板EMC相关尺寸1.9 Subrack/plug-in unit electrostatic discharge provisions (ESD) 插箱/插件ESD
1.1 Overview of 19” standard spec.Item1234567891011Standard No.IEC 60297-1IEC 60297-2IEC 60297-3-101IEC 60297-3-102IEC 60297-3-103IEEE 1101.10IEEE 1101.11IEC 61587-1IEC 61587-2IEC 61587-3IEC 62194DescriptionDimensions of mechanical structures of the 482.6 mm(19 in) series Part1: Panels and racksDimensions of mechanical structures of the 482.6 mm(19 in) series Part2: Cabinets and pitches of rack structuresDimensions of mechanical structures of the 482.6 mm(19 in) series Part3-101: Subracks and associated plug-in unitsDimensions of mechanical structures of the 482.6 mm(19 in) series Part3-102: Injector/extractor handleDimensions of mechanical structures of the 482.6 mm(19 in) series Part3-103: Keying and alignment pinIEEE Standard for Additional Mechanical Specifications for Microcomputers Using the IEEE Std 1101.1-1991 Equipment PracticeIEEE Standard for Mechanical Rear Plug-in Units SpeciTcations for Microcomputers Using IEEE 1101.1 and IEEE 1101.10 Equipment PracticeMechanical structures for electronic equipment Tests for IEC 60917 and IEC 60297 Part 1: Climatic, mechanical tests and safety aspects for cabinets, racks, subracks and chassisMechanical structures for electronic equipment Tests for IEC 60917 and IEC 60297 Part 2: Seismic tests for cabinets and racksMechanical structures for electronic equipment Tests for IEC 60917 and IEC 60297 Part 3: Electromagnetic shielding performance tests for cabinets, racks and subracksMethod of evaluating the thermal performance of enclosures1.1 Overview of 19” standard spec. 插箱基本尺寸1.2 1.2 插箱基本尺寸19“ 系统尺寸和定义插箱左右法兰外侧尺寸为482.6mm（19“＝19*25.4=482.6），因此被称为19”系统。:宽度宽度:插箱宽度方向最大尺寸（除法兰外）不得大于449mm。插箱宽度方向插卡有效空间以HP（或TE）作为单位。1 HP (or TE) = 5.08 mm (2/10\高度:高度:插箱高度方向尺寸以U（或HE）为单位1 U (HE) = 44.45 mm (1 3/4\深度:深度:插箱深度取决于插件深度、出线以及后插件深度等，在规范中并未作规定。每个插件所分配的空间应取HP的整数倍。印制板式插件单元由单块印制板以及前面板和连接器组成。盒式插件单元内部安装较大尺寸元器件或者可安装多块印制板并可提供EMC功能。插箱基本尺寸1.2 1.2 插箱基本尺寸