GB/T 34130.21-2017 PDF English
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GB/T 34130.21-2017: Power-track systems -- Part 21: Particular requirements for power-track systems intended for wall and ceiling mounting
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GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 29.120.20 K 30 Powertrack Systems – Part 21. Particular Requirements for Powertrack Systems Intended for Wall and Ceiling Mounting (IEC 61534-21.2014, MOD) Issued on: JULY 31, 2017 Implemented on: FEBRUARY 01, 2018 Issued by. General Administration of Quality Supervision, Inspection and Quarantine; Standardization Administration of PRC.
Table of Contents
Foreword ... 4 1 Scope ... 6 2 Normative References ... 6 3 Terms and Definitions ... 6 4 General Requirements ... 7 5 General Notes on Tests ... 7 6 Ratings ... 7 7 Classification ... 8 8 Marking and Documentation ... 8 9 Construction ... 9 10 Clearances, Creepage Distances and Solid Insulation ... 9 11 Protection against Electric Shock ... 9 12 Terminals and Terminations ... 9 13 Screws, Current Carrying Parts and Connections ... 9 14 Mechanical Strength ... 9 15 Insulation Resistance Test and Dielectric Strength Test ... 11 16 Normal Operation... 11 17 Temperature Rise ... 11 18 Short-Circuit Protection and Short-Circuit Withstand Strength ... 11 19 Resistance to Heat... 12 20 Fire Hazard ... 12 21 External Influences ... 12 22 Electromagnetic Compatibility ... 12Foreword
GB/T 34130 Powertrack Systems consists of the following parts. --- Part 1. General Requirements; --- Part 21. Particular Requirements for Powertrack Systems Intended for Wall and Ceiling Mounting; --- Part 22. Particular Requirements for Powertrack Systems Intended for on Flor and under Floor Installation. This Part belongs to Part 21 of GB/T 34130. This Part was drafted as per the rules specified in GB/T 1.1-2009. This Part adopts the re-drafting method to modify and use IEC 61534-21.2014 Powertrack Systems – Part 21. Particular Requirements for Powertrack Systems Intended for Wall and Ceiling Mounting. The technical differences and causes between this Part and IEC 61534-21.2014 are as follows. --- For the Normative References, this part has made adjustment against the technical differences, so that adapt to the technical conditions of China; the adjustment is mainly reflected in the Clause 2 “Normative References”; the specific adjustments are as follows. Use GB/T 34130.21-2017 Powertrack Systems – Part 1. General Requirements (IEC 61534-1.2014, MOD) to replace IEC 61534-1.2011. This Part has made the following editorial changes. --- Delete the notes in the IEC 61534-21.2014 that apply to other countries and regions; such as Note to 14.2.102; --- Since China has not adopted the standard of IEC 61534-21.2006, delete Annex AA “Additional Test Requirements for PT Systems already Complying with IEC 61534-21.2006”. This Part was proposed by China Electrical Equipment Industrial Association. This Part shall be under the jurisdiction of National Technical Committee for Standardization of Electrical Accessories (SAC/TC 67). Drafting organizations of this Part. China National Electric Apparatus Research Powertrack Systems - Part 21. Particular Requirements for Powertrack Systems Intended for Wall and Ceiling Mounting1 Scope
This Clause of GB/T 34130.1-2017 is applicable after the following modification. 1.1 This sub-clause of GB/T 34130.1-2017 is modified as. This Part of GB/T 34130 specifies the particular requirements and tests for powertrack systems (PT systems) intended for mounting on walls and/or ceiling. This Part is applicable to the PT systems intended for mounting on walls and ceilings. They may be installed flush or semi-flush, surface mounted, suspended or spaced away from the surface using fixing devices.2 Normative References
The following documents are essential to the application of this document. For the dated documents, only the versions with the dates indicated are applicable to this document; for the undated documents, only the latest version (including all the amendments) are applicable to this document. Clause 2 of GB/T 34130.1-2017 Powertrack Systems – Part 1. General Requirements (IEC 61534-1.2014, MOD) is applicable.3 Terms and Definitions
For the purposes of this document, the terms and definitions given in GB/T 34130.1- 2017 and the following apply. 3.101 Wall PT system PT system which is suitable for mounting on a vertical surface or a vertical structure directly or with the use of fixing devices. 3.102 Ceiling PT system ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
