GB/T 2099.1-2021 English PDF (GBT2099.1-2021)

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GB/T 2099.1-2021: Plugs and socket-outlets for household and similar purposes -- Part 1: General requirements
GB/T 2099.1-2021
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 29.120.30
CCS K 30
Replacing GB/T 2099.1-2008
Plugs and Socket-outlets for Household and Similar
Purposes - Part 1: General Requirements
(IEC 60884-1:2013, MOD)
ISSUED ON: OCTOBER 11, 2021
IMPLEMENTED ON: NOVEMBER 1, 2022
Issued by: State Administration for Market Regulation;
Standardization Administration of the People’s Republic of China.
Table of Contents
Foreword ... 4
1 Scope ... 14
2 Normative References ... 15
3 Definitions ... 16
4 General Requirements ... 21
5 General Remarks on Tests ... 22
6 Ratings ... 23
7 Classification ... 24
8 Marking ... 26
9 Checking of Dimensions ... 30
10 Protection against Electric Shock ... 32
11 Provision for Earthing ... 36
12 Terminals and Terminations ... 38
13 Construction of Fixed Socket-outlets ... 52
14 Construction of Plugs and Portable Socket-outlets ... 61
15 Interlocked Socket-outlets ... 70
16 Resistance to Ageing, Protection Provided by Enclosures, and Resistance to
Humidity ... 71
17 Insulation Resistance and Electric Strength ... 75
18 Operation of Earthing Contacts ... 77
19 Temperature Rise ... 77
20 Breaking Capacity ... 81
21 Normal Operation ... 83
22 Force Necessary to Withdraw the Plug ... 85
23 Flexible Cables and Their Connection ... 88
24 Mechanical Strength ... 95
25 Resistance to Heat ... 108
26 Screws, Current-carrying Parts and Connections ... 110
27 Creepage Distances, Clearances and Distances through Sealing Compound ... 114
28 Resistance of Insulating Material to Abnormal Heat, to Fire and to Tracking ... 115
29 Resistance to Rusting ... 119
30 Additional Tests on Pins Provided with Insulating Sleeves ... 119
Appendix A (normative) Safety-related Routine Tests for Factory-wired Portable
Accessories (protection against electric shock and correct polarity) ... 155
Appendix B (normative) Survey of Specimens Needed for Tests ... 158
Appendix C (informative) Alternative Gripping Tests ... 160
Appendix D (normative) Switches Incorporated in Portable Socket-outlets ... 164
Appendix E (informative) Changes Planned for the Future in order to Align IEC 60884-
1 with the Requirements of IEC 60228, IEC 60998 and IEC 60999 ... 165
Bibliography ... 187
Foreword
This document was drafted in accordance with the rules provided in GB/T 1.1-2020 Directives
for Standardization - Part 1: Rules for the Structure and Drafting of Standardizing Documents.
This document is Part 1 of GB/T 2099 Plugs and Socket-outlets for Household and Similar
Purposes. GB/T 2099 has issued the following parts:
---Part 1: General Requirements;
---Part 2: Particular Requirements:
 particular requirements for socket-outlets for appliances;
 particular requirements for converts;
 particular requirements for switched socket-outlets without interlock for fixed
installations;
 particular requirements for switched socket-outlets with interlock for fixed
installations;
 particular requirements for fused plugs;
 particular requirements for cord extension sets;
 particular requirements for plugs and socket-outlets for SELV;
 particular requirements for socket-outlets for information.
This document serves as a replacement of GB/T 2099.1-2008 Plugs and Socket-outlets for
Household and Similar Purposes - Part 1: General Requirements. In comparison with GB/T
2099.1-2008, apart from structural adjustments and editorial modifications, the main technical
changes are as follows:
--The ambient temperature of product use is modified (see Chapter 1; Chapter 1 of Version
2008);
---Some normative references are modified (see Chapter 2; Chapter 2 of Version 2008);
---The definitions of 3.1 plug, 3.2 socket-outlet, 3.4 portable socket-outlet, 3.16 screw-
type terminal, 3.33 main part are modified; the definitions of 3.34 grommet, 3.35 entry
membrane, 3.36 protecting membrane, 3.37 tool are added; in accordance with GB/T
2099.2-2012, the definition of 3.6 is modified (see Chapter 3; Chapter 3 of Version
2008);
---The torque applied to the fixing screws of terminals, covers and cover plates is added
(see 5.2);
---The preferred combinations of types and ratings are modified; NOTE 1 is modified;
NOTE 2 and NOTE 3 are added (see Table 1; Table 1 of Version 2008);
---6.3 of GB/T 2099.1-2008 is deleted (see 6.3 of Version 2008);
---The accessories classification in accordance with GB/T 4208-2017 is modified in 7.1.1
and 7.1.2 (see 7.1.1 and 7.1.2; 7.1.1 and 7.1.2 of Version 2008);
---The phrase “main part” is deleted from the NOTE in 7.2.4 (see 7.2.4 of Version 2008);
---The classification of plugs for Class 0 equipment is deleted (see 7.3 of Version 2008);
---The requirements for “symbols of neutral pole, earthed pole and live pole” are deleted;
the requirements for the degree of protection of fixed socket-outlets are added; the
requirements of marking the serial No. of this Part are added (see 8.1 of Version 2008);
---The marking requirements that screwless terminals are only suitable for connecting rigid
conductors are added (see 8.3);
---The marking requirements for products with an IP code are modified (see 8.6; 8.6 of
Version 2008);
---The conditions for the visual inspection of the markings are added; the test method of
rubbing the markings is modified (see 8.8);
---The expression “the existing plug of the present national system” is added; the
requirements for plugs for Class 0 equipment are deleted (see 9.2);
---The first paragraph of 10.1 clarifies the requirements for fixed socket-outlets, plugs
when engaged and portable socket-outlets; the description of checking the “partial
engagement of the plug” is deleted from the second paragraph (see 10.1; 10.1 of Version
2008);
---The “base” is modified into “main part” (see 10.2, 13.7, 17.2.1, Chapter 24, 26.1 and
Table 24; 10.2, 13.7, 17.2.1, Chapter 24, 26.1 and Table 24 of Version 2008);
---“metal cover and cover plate” is modified into “accessible metal part” (see 10.2.3; 10.2.1
and 10.2.2 of Version 2008);
---The test and inspection of 10.2 is added (see 10.4);
---The design requirements for the shutters are added; shutters shall be so designed that a
plug is inserted with the same movement in a socket-outlet with shutters as in a socket-
outlet without shutters (see 10.5);
---In accordance with the structural characteristics of Chinese socket-outlets, the test
method is deleted (see 10.6 of Version 2008);
---The requirements for the protection against electric shock of socket-outlets with or
without lid are clarified; the NOTE of socket-outlets without a shutter is added (see
10.7);
---The description of additional external earthing terminals for the fixed socket-outlets is
deleted (see 11.2 of Version 2008);
---The current and type of accessories are modified (see Table 3; Table 3 of Version 2008);
---“during wire insertion” is deleted after the first dash of 12.3.7, and “during the
connection” is added after the second dash (see 12.3.7 of Version 2008);
---The measurement cycle of voltage drop of screwless terminals is modified in 12.3.11 b)
(see 12.3.11; 12.3.11 of Version 2008);
---The requirements for the parts of socket contact assemblies are added (see 13.1);
---The material and test requirements for the socket contact are added (see 13.2);
---The structural requirements for the socket-outlets are added, and the test method for the
connection and / or disconnec...