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GB/T 21762-2008: Cable management -- Cable tray systems and cable ladder systems
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| GB/T 21762-2008 | English | 1314 |
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Cable management -- Cable tray systems and cable ladder systems
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GB/T 21762-2008
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Basic data | Standard ID | GB/T 21762-2008 (GB/T21762-2008) | | Description (Translated English) | Cable management -- Cable tray systems and cable ladder systems | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | K65 | | Classification of International Standard | 29.120.10 | | Word Count Estimation | 66,660 | | Date of Issue | 2008-04-23 | | Date of Implementation | 2008-12-01 | | Quoted Standard | GB/T 2423.55-2006; GB/T 4956-2003; GB/T 5169.11-2006; GB/T 5169.14-2007; GB/T 6461-2002; GB/T 10125; ISO 1461-1999; ISO 2808-1997; ISO 4064; IEC 60364-5-52-2001 | | Adopted Standard | IEC 61537-2006, IDT | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 6, 2008 (No. 119 overall) | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the cable tray systems and cable ladder systems requirements and tests. The system is electrical or communication systems installations for cables or other electrical equipment used in the support and resettlement. If necessary, the cable tray systems and cable ladder systems can be used as cable groupings. This standard does not apply to piping systems, cable trunking systems, cable ducting systems or any current-carrying parts. | GB/T 21762-2008: Cable management -- Cable tray systems and cable ladder systems---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Cable management. Cable tray systems and cable ladder systems
ICS 29.120.10
K65
National Standards of People's Republic of China
GB/T 21762-2008/IEC 61537.2006
Cable Management Cable tray system
And cable ladder systems
(IEC 61537.2006IDT)
Posted 2008-04-23
2008-12-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Table of Contents
Introduction Ⅲ
1 Scope 1
2 Normative references 1
3 Terms and definitions
4 General requirements 4
5 General conditions for tests 4
6 Category 4
7 Marking and documentation 6
8 Size 7
9 Structure 8
10 8 Mechanical properties
11 15 Electrical Performance
12 Thermal Performance 17
13 Fire hazard 17
14 18 outside influence
15 Electromagnetic compatibility (EMC) 19
Appendix A (informative) Typical cable tray and cable ladder straight section schematic line segment 36
Annex B (informative) Typical support schematic 37
Annex C (informative) ground protection (PE) 39
Annex D (normative) safe working load test load application and load block distribution UDL approach 40
Annex E (informative) Safe working load (SWL) typical method of applying UDL trials 46
Appendix F (Informative Appendix) TDF determination Example 48
Annex G (informative) allows modification example illustrated 50
Appendix H (informative) with outriggers secure the hanger installation information 51
Annex I (informative) Summary of 53 Consistency Checker
Appendix J (normative) to already meet IEC 61537Ed. Cable tray systems and cable ladder systems 2001. 1
Consistency checks to be performed 55
Annex K (informative) Classification and galvanized corrosion rate environment 57
Annex L (informative) Safe working load (SWL) Test flowchart illustrating 58
References 61
GB/T 21762-2008/IEC 61537.2006
Foreword
This standard is identical with IEC 61537.2006 "Cable management - Cable tray systems and cable ladder systems" (second edition).
This standard and IEC 61537.2006 Comparison of the individual only made editorial changes.
The standard Appendix D, Appendix J are normative appendices, Appendix A, Appendix B, Appendix C, Appendix E, Appendix F, Appendix G, Appendix H,
Appendix I, Appendix K, Appendix L, compared with information appendix.
The standard proposed by China Electrical Equipment Industrial Association.
This standard by the National Electric annex Standardization Technical Committee (SAC/TC67) centralized.
This standard drafting units. Tianjin Electric Drive Design Institute, Guangzhou Electrical Apparatus Research Institute, Daquan Group Limited, Xuchang Xu
Following Piney US special cable bridge Limited, the state-controlled electricity distribution equipment Quality Supervision and Inspection Center, Tianjin Jiuan Group Ltd., Jiangsu
Wei Group Co., Ltd., Tianjin Tiankai Gabriel Electric Co., Ltd., town Jiang Wanqi Electrical Equipment Co., Ltd., Beijing Electric Co., Ltd., Beijing
Cable bridge Manufacturing Co., Ltd., Beijing GF Electric Co., Ltd., Jiang Su Tianyuan Warwick Electric Group Co., Ltd., Shanghai Electric
Group Co., Ltd. Chuan Kai Electric Co., Ltd. 9-Group Co., Ltd., Wuxi Weile Electrical Equipment Engineering Co., Ltd., of limited value Tengzhou
Ltd., Fuzhou smooth Electric Co., Ltd. Ningbo Tianan Group switch, Jiangsu Dongyuan Electrical Group Co., Ltd., Qingdao
Sony Electric Co., Ltd., Zhengzhou Zheng Electric Co., Ltd., Guangzhou Panyu Tianhong Industrial Development Co., Ltd.
The main drafters of this standard. Zhongming Zhen, Cui Jing, Wang Yang, Luohuai Ping, Cai Bin, Sunbao Jian, Liu Hui, Shou whole, Zhang Yuejin, Yang Heping,
Ma Ji Choi, Yang Xiaomin, Tanjun Fu, ZHOU Xing-guo, plus Zheng Peng, Wang Zhongshun at Chunsheng, Wang Changdong, Zheng Wu, Wangwei Juan, Liang Fengkai, Chenyou Xin,
Zhang Mingming, Zhang Hongyan, Wang Sheng Wei, Wang Guoqiang, Li Dajian.
GB/T 21762-2008/IEC 61537.2006
Cable Management Cable tray system
And cable ladder systems
1 Scope
This standard specifies requirements and test cable tray systems and cable ladder systems. The above-described system is electrical or communications systems security
Installed in the supply cable or other electrical equipment used to support and resettlement. If necessary, cable tray systems and cable ladder systems can be used to make electricity
Cable grouping.
This standard does not apply to piping systems, cable trunking systems, cable ducting systems or any current-carrying parts.
Note. cable tray systems and cable ladder systems for cable support as housing rather than as designed.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 2423.55-2006 Environmental testing for electric and electronic products Part 2. Test methods - Test Eh. Hammer tests
(Idt IEC 60068-2-75.1997)
GB/T 4956-2003 on a non-magnetic substrate magnetic coatings Measurement of coating thickness - Magnetic method (idt ISO 2178. 1982)
GB/T 5169.11-2006 Fire hazard testing for electric and electronic products - Part 11. Glowing/hot-wire based test methods to
Glow-wire flammability test method product (idt IEC 60695-2-11.2000)
GB/T 5169.14-2007 Fire hazard testing for electric and electronic products - Part 14. Test flames - 1kW nominal pre - mixed fire
Flame equipment, confirmatory test arrangement and guidance (idt IEC 60695-11-2.2003)
GB/T 6461-2002 metal base metal and other inorganic coatings by etching after the test specimens and ratings
(Idt ISO 10289.1999)
GB/T 10125 artificial atmosphere corrosion test salt spray test (GB/T 10125-1997eqv ISO 9227.1990)
ISO 1461. zinc coating technology requirements and test methods 1999 steel parts hot dip
ISO 2808.1997 Paints and varnishes - Determination of film thickness
ISO 4046 (all parts), paper, cardboard, pulp and Glossary of Terms
IEC 60364-5-52.2001 Electrical installations of buildings Part 5-52. Selection and erection of electrical equipment - Wiring systems
3 Terms and Definitions
The following definitions apply to this standard.
3.1
Cable support system includes straight sections and other system components cable tray or cable ladder straight sections.
3.2
For members within the system. System components include.
a) the cable tray or cable ladder line segment line segment;
b) connection cable tray or cable ladder connector;
c) a support member;
d) mount;
GB/T 21762-2008/IEC 61537.2006
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