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GB/T 19520.21-2023: Mechanical structures for electrical and electronic equipment - Dimensions of mechanical structures of the 482.6 mm (19 in) series - Part 3-109: Dimensions of chassis for embedded computing devices
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Mechanical structures for electrical and electronic equipment - Dimensions of mechanical structures of the 482.6 mm (19 in) series - Part 3-109: Dimensions of chassis for embedded computing devices
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GB/T 19520.21-2023
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Basic data | Standard ID | GB/T 19520.21-2023 (GB/T19520.21-2023) | | Description (Translated English) | Mechanical structures for electrical and electronic equipment - Dimensions of mechanical structures of the 482.6 mm (19 in) series - Part 3-109: Dimensions of chassis for embedded computing devices | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | K05 | | Classification of International Standard | 31.240 | | Word Count Estimation | 26,219 | | Date of Issue | 2023-11-27 | | Date of Implementation | 2024-06-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 19520.21-2023: Mechanical structures for electrical and electronic equipment - Dimensions of mechanical structures of the 482.6 mm (19 in) series - Part 3-109: Dimensions of chassis for embedded computing devices
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ICS 31:240
CCSK05
National Standards of People's Republic of China
Electrical and electronic equipment mechanical structures
482:6mm (19in) series mechanical structure dimensions
Part 3-109: Chassis dimensions for embedded computing devices
(IEC 60297-3-109:2015,IDT)
Published on 2023-11-27
2024-06-01 Implementation
State Administration for Market Regulation
Released by the National Standardization Administration Committee
Table of contents
Preface III
Introduction IV
1 Scope 1
2 Normative references 1
3 Terms and Definitions 2
4 Layout overview 2
5 Chassis size 2
Appendix A (Normative) Printed Board Dimensions 6
Appendix B (Normative) Printed board dimensions with fan cooling 9
Appendix C (normative) Chassis installation options 12
Appendix D (Normative) Environmental Test 16
Appendix E (informative) Extended chassis size 17
Foreword
This document complies with the provisions of GB/T 1:1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents"
Drafting:
This document is Part 3-109 of GB/T 19520: GB/T 19520 has published the following parts:
---Electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-100: panels, plug-in boxes, chassis,
Basic dimensions of racks and cabinets;
---Electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-101: plug-in boxes and plug-ins;
---Electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-102: plug handle;
---Electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-103: Coding keys and positioning pins;
---Electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-104: Connector-based plug-in box
and plug-in interface dimensions;
---Electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-105: 1U height chassis dimensions
size and design requirements;
---Electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-106: Applicable to compliance with
IEC 60917-2-1 Adaptable dimensions for plug-in boxes and chassis in metric cabinets or racks;
---Electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-107: Miniaturized plug-in boxes and plug-ins
size of;
--- Electrical and electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-108: R-type plug-in box and
Dimensions of the plug-in;
--- Electrical and electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-109: Embedded computing
The chassis size of the device;
---Electrical and electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-110: for smart houses
Residential racks and cabinets:
This document is equivalent to IEC 60297-3-109:2015 "Mechanical Structure of Electrical and Electronic Equipment 482:6mm (19in) Series Mechanical Structure"
Architectural Dimensions Part 3-109: Chassis Dimensions of Embedded Computing Devices:
Please note that some content in this document may be subject to patents: The publisher of this document assumes no responsibility for identifying patents:
This document is proposed and coordinated by the National Technical Committee on Comprehensive Standardization of Electrical and Electronic Equipment Structures (SAC/TC34):
This document was drafted by: China Electronics Technology Group Corporation 36th Research Institute, Beijing Institute of Electrical Technology and Economics of Machinery Industry, Xiamen
Menkunjin Electronic Technology Co:, Ltd:, Guodian Nanjing Automation Co:, Ltd:, Xiamen Sanhang Electronics Co:, Ltd:, Fiberhome Communication Technology Co:, Ltd:
Co:, Ltd:, ZTE Corporation, Nanjing Nari Relay Protection Electric Co:, Ltd:, Beijing Sifang Relay Protection Engineering Technology Co:, Ltd:, Zhejiang
Huiri Environmental Testing Co:, Ltd:, Moju Electric Co:, Ltd:, Shenzhen Ruiyang Innovation Technology Co:, Ltd:, Shandong Shengfan Electronic Technology Co:, Ltd:
Co:, Ltd:, Guangdong Feicheng New Materials Co:, Ltd:, Yiwu Laojin Mold Co:, Ltd:, Guangdong Chengxing Testing Co:, Ltd:, Zhejiang Rujing Technology Co:, Ltd:
Co:, Ltd:, Guangdong Chaoyong Testing Technology Co:, Ltd:, and China Electrical Equipment Industry Association:
The main drafters of this document: Jin Dayuan, Li Jianxia, Huang Shufu, Bao Anqun, Cui Yu, Huang Jingming, Wan Yun, Wang Wei, Yin Donghai, Han Shuolin,
Chen Shuangjie, Mulinsen, Tang Jianqiang, Chu Xiang, Zhang Long, Duan Chunfang, Jin Qinghe, Wang Shanshan, Xiao Benchong, Ni Liaoyong:
Introduction
The mechanical structure of electrical and electronic equipment is an important part of electrical and electronic equipment: To realize and improve electrical and electronic equipment
Functional elements such as versatility, interchangeability and reliability, GB/T 19520 regulates the dimensions and interfaces of mechanical structures of electrical and electronic equipment:
Regulation: The main problems it solves are:
---Specify the basic dimensions of panels, sub-boxes, chassis, racks and cabinets;
---Specify the basic size relationship between the plug-in box and the plug-in;
---Specify the dimensions and interfaces of accessories such as puller handles, coding keys, positioning pins, etc:;
---Specify the interface dimensions related to plug-in boxes, plug-ins and connectors;
---Specify the dimensions of 1U height chassis, miniaturized plug-ins and plug-ins, R-type plug-ins and plug-ins, and chassis of embedded computing equipment;
---Specifies the dimensions of residential racks and cabinets for smart homes:
GB/T 19520 is a series of dimensional standards for the mechanical structure of electrical and electronic equipment, and is intended to consist of 11 parts:
---Electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-100: panels, plug-in boxes, chassis,
Basic dimensions of racks and cabinets: The purpose is to specify 482:6mm (19in) series panels, plug-in boxes, chassis, racks and cabinets
basic size:
---Electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-101: plug-in boxes and their plug-ins: Head
The purpose is to stipulate the basic dimensional relationship of the 482:6mm (19in) series plug-in boxes and their plug-ins to ensure their interchangeability:
---Electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-102: Plug and puller handle: Purpose
It specifies the size of the puller handle for use with the 482:6mm (19in) series subracks and plug-ins:
---Electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-103: Coding keys and positioning pins:
The purpose is to specify the interface dimensions of coding keys and locating pins for use with 482:6mm (19in) series subracks and inserts:
---Electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-104: Connector-based plug-in box
and plug-in interface dimensions: The purpose is to specify the interface dimensions related to the 482:6mm (19in) series of plug-in boxes and plug-ins and connectors:
The relationship between the size and the installation spacing of the plug-in box and the printed board type plug-in and the backplane:
---Electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-105: 1U height chassis dimensions
size and design requirements: The purpose is to specify the dimensions and dimensions of a 1U height chassis installed on a 482:6mm (19in) rack or cabinet:
Carrying weight and installation method:
---Electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-106: Applicable to compliance with
IEC 60917-2-1 Adaptable dimensions for plug-in boxes and chassis in metric cabinets or racks: Intended for installation in metric cabinets or
The 482:6mm (19in) plug-in box of the rack and the flange mounting dimensions of the chassis:
---Electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-107: Miniaturized plug-in boxes and plug-ins
size of: The purpose is to standardize the use of connectors and other connectors specified by PICMGMicroTCA:0 and IEC 61076-4-116
Dimensions of miniaturized jacks and plug-ins for two-piece connectors and their interface dimensions:
--- Electrical and electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-108: R-type plug-in box and
The size of the plug-in: The purpose is to specify the specifications of R-type sub-boxes and plug-ins (reinforced sub-boxes and plug-ins) that can be used in harsh environments:
size:
--- Electrical and electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-109: Embedded computing
The device's chassis size: The purpose is to specify the dimensions and physical properties of embedded computing device chassis and their printed boards:
---Electrical and electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-110: for smart houses
Residential racks and cabinets: The purpose is to specify the dimensions, installation specifications, environmental requirements and safety of residential racks and cabinets for smart homes:
All requirements:
Through the formulation of this document, a 44:45mm three-dimensional grid that can meet the most common size environments is established to form the chassis and printed board:
Coordinated size, thereby bringing significant convenience and economic benefits to the design and manufacturing of embedded computing solutions and application users:
Electrical and electronic equipment mechanical structures
482:6mm (19in) series mechanical structure dimensions
Part 3-109: Chassis dimensions for embedded computing devices
1 Scope
This document specifies the dimensions and physical properties of the chassis and its printed boards to provide mechanical and environmental integrity for embedded computing devices:
Embedded computing devices are used in various applications such as machine control, medical care, transportation, aerospace, and communications: They are usually based on single-board computing:
computer:
To facilitate determination of appropriate chassis and board dimensions, this document is based on a 44:45mm (1:75in) structural grid:
2 Normative reference documents
The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, the dated quotations
For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to
this document:
IEC 60297-3-100 Mechanical structure of electronic equipment 482:6mm (19in) series mechanical structure dimensions Part 3-100: Surface
panels,subracks,chassis,racksandcabinets]
Note: GB/T 19520:16-2015 Electronic equipment mechanical structure 482:6mm (19in) series mechanical structure dimensions Part 3-100: panels, plug-in boxes,
Basic dimensions of chassis, racks and cabinets (IEC 60297-3-105:2008, IDT)
Note: GB/T 4208-2017 Enclosure protection level (IP code) (IEC 60529:2013, IDT)
IEC 61587-1 Mechanical construction of electrical and electronic equipment Tests of the IEC 60917 and IEC 60297 series Part 1: Environment
Note: GB/T 18663:1-2008 Tests for metric series and inch series of mechanical structures of electronic equipment Part 1: Cabinets, racks, plug-in boxes and chassis
Climatic, mechanical testing and safety requirements (IEC 61587-1:2007, IDT)
IEC 61587-3 Tests for mechanical structures of electronic equipment IEC 60917 and IEC 60297 Part 3: Electrical testing of cabinets and sub-boxes
Note: GB/T 18663:3-2020 Tests for metric series and inch series of mechanical structures of electronic equipment Part 3: Electromagnetic shielding of cabinets and sub-boxes
Performance test (IEC 61587-3:2013, IDT)
IEC 61587-5 Mechanical construction of electronic equipment Tests for IEC 60917 and IEC 60297 Part 5: Chassis, sub-boxes and plug-ins
Note: GB/T 18663:5-2022 Tests for metric series and inch series of mechanical structures of electronic equipment Part 5: Earthquake of chassis, plug-in boxes and plug-ins
Test (IEC 61587-5:2013, IDT)
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