GB/T 16915.1-2024Switches for household and similar fixed electrical installations - Part 1: General requirements (English PDF)

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1: Structure and drafting rules for standardization documents" Drafting.

This document is Part 1 of GB/T 16915 "Switches for household and similar fixed electrical installations". GB/T 16915 has been The following parts were published.

--- Part 1: General requirements (GB/T 16915.1);

--- Part 2-1.Particular requirements for electronic control devices (GB/T 16915.2);

--- Part 2-2.Particular requirements for electromagnetic remote control switches (RCS) (GB/T 16915.3);

--- Part 2-3.Particular requirements for time delay switches (TDS) (GB/T 16915.4);

--- Part 2-4.Particular requirements for disconnectors (GB/T 16915.5);

--- Part 2-6.Particular requirements for fire switches for external or internal marking and lighting (GB/T 16915.7).

This document replaces GB/T 16915.1-2014 "Switches for household and similar fixed electrical installations - Part 1: General requirements" Compared with GB/T 16915.1-2014, in addition to structural adjustments and editorial changes, the main technical changes are as follows.

--- Changed the range of switch-controlled motor loads, deleted the switch-controlled halogen lamp load circuit and combination circuit (see Chapter 1, Chapter 1 of the 2014 edition);

--- Added the terms and definitions of "on/off switch", "main components", "seal", "inlet diaphragm", "protective diaphragm" and "external ballast lamp" Definitions (see 3.1.1, 3.17, 3.18, 3.19, 3.20, 3.22), deleted the term and definition of "momentary push button switch" (see.2014 3.1.3 of the new version), the definitions of "normal gap structure switch", "small gap structure switch" and "screw terminal" have been changed (see 3.1.5, 3.1.6 and 3.5.2 of the 2014 edition; 3.1.5, 3.1.6 and 3.5.2 of the 2014 edition);

--- Changed the number of samples required for the test (see Table 1, Appendix A of the 2014 edition);

--- Increased the torque of the mounting screws (see Chapter 5);

---Added switches with rated current not exceeding 16A, switches with rated current greater than 16A and not exceeding 20A, and switches with rated current greater than The description of the test in Chapter 19 for switches with a rated current of 20A has been added, and the test in 19.3 is not required for instantaneous switches (see Chapter 5);

--- Deleted the rated current of the pull-cord switch for small-capacity fixed lighting can be 4A (see 6.2 of the 2014 edition);

--- Changed the fluorescent lamp test and replaced it with the external self-ballast test (see 6.2, 19.2, 6.2, 19.2 of the 2014 edition);

--- Changed the rated power of the self-ballasted lamp (SBL) circuit (see Table 2, Table 20, Table 1, Table 19 of the 2014 edition);

--- Deleted the preferred protection level of the switch (see 6.3 of the 2014 edition);

--- Changed the classification of protection levels against harmful effects of contact with hazardous parts and against the entry of solid foreign objects (see 7.3, 2014 Version 7.1.9);

--- Added classification according to the level of protection against harmful water ingress (see 7.4);

--- Changed the identification position of the self-ballasted lamp (SBL) load mark (see 8.1, 8.1 of the 2014 edition);

--- Deleted the description of "rated current not exceeding 16A" for the switch in the protection against electric shock (see 10.3.1, 10.3 of the 2014 edition);

--- Added the structure table of the conductor (see Table 5);

--- Added the content of testing using flexible wires (see 12.2.5, 12.2.6, 12.2.7);

--- Changed the test value of the terminal pull-out test (see Table 8, Table 6 of the 2014 edition);

--- Change the description of the connecting wire to "connect the terminal to the wire specified in GB/T 3956" (see 12.2.7, 2014 edition 12.2.7);

--- Changed the measurement temperature cycle (see 12.3.11, 12.3.11 of the 2014 edition);

--- The structure of the switch should ensure that the wire does not activate the connection and/or disconnection device without screw terminals (see 13.2);

--- Changed the pulling force applied to the starting element of the rotary switch (see 13.5, 13.5 of the 2014 edition);

--- Added drainage measures for surface-mounted switches with protection level IPX6 (see 13.9);

--- Changed the maximum limit of cable outer diameter for surface mounted switches (see Table 14, Table 13 of the 2014 edition);

--- Added requirements for indicator light units (see 13.16);

--- Change "terminals with rated current of 10A" in footnote a to "screwless terminals" (see Table 17, Table 16 of the 2014 edition);

--- Changed the temperature rise value of the outer surface of the switch with indicator light (see 17.2, 17.2 of the 2014 edition);

--- Deleted the test device for breaking capacity and normal operation test (see Figure 12 of the 2014 edition);

--- Added overload test operation for switches with code 4 (see 18.2);

--- Deleted the test of load B (see 19.2 of the 2014 edition);

--- Changed the drop height of the pendulum impact test (see Table 22, Table 21 of the 2014 edition);

--- Screws or nuts that increase the transmission contact pressure should be made of metal (see 22.1);

--- Changed the creepage distance, electrical clearance and insulation sealant penetration distance table (see Table 24, Table 23 of the 2014 edition);

--- Added a cylindrical terminal (see Figure 1);

--- Changed the limits of flexible cable external dimensions (see Table A.1, Table 12a of the 2014 edition).

This document is modified to adopt IEC 60669-1:2017 "Switches for household and similar fixed electrical installations Part 1: General Require".

The technical differences between this document and IEC 60669-1:2017 and their reasons are as follows.

--- Replaced IEC 60669-2-1:2002 (see Chapter 1 and 13.16) with the normative reference GB/T 16915.2-2024 to apply In response to my country's technical conditions, increase operability;

--- Added normative references GB/T 20002.4 (see Chapter 4) to comply with my country's technical conditions;

--- Increased the torque of the mounting screws (see Chapter 5) to increase operability;

--- Deleted 130V, 240V, 277V, 400V and 415V in the preferred values of rated voltage of switches (see IEC 60669-1. 2017, 6.2), to comply with my country's power supply voltage level and the actual situation of switch products, and to increase operability;

--- Added the requirement of marking the number of this document and explained the marking location (see 8.1) to meet the technical conditions of my country. Operability;

--- Deleted the 120V power distribution system column that is not applicable to my country (see Table 2, Table 19, Table 20 of IEC 60669-1:2017) to comply with my country's power supply voltage level, increasing operability;

--- Deleted the description of the round hole terminal in footnote b to conform to my country's technical conditions and increase operability (see IEC 60669-1:2017 Table 4);

--- Added the structure table of the conductor (see Table 5) to meet my country's technical conditions and increase operability;

--- Added the requirements for marking switches with drain holes (see 8.3) to comply with my country's technical conditions and increase operability;

--- Changed the wipe test method of the mark (see 8.9) to achieve reproducibility and consistency of the test results and increase operability;

--- Changed the voltage of the electric indicator (see 10.1) to conform to my country's technical conditions and increase operability;

--- Changed the ambient temperature requirements for additional tests of thermoplastic materials or elastic materials in protection against electric shock (see 10.1) to meet our The technical situation of the country increases operability;

--- The normative reference GB/T 13140.1 replaces IEC 60998-1:2002 (see 11.3) to adapt to my country's technical conditions and increase Increase operability;

--- The normative reference GB/T 3956 replaces IEC 60228:2004 (see 12.1 and 12.2.7) to adapt to my country's technical requirements parts, increase operability;

--- Replaced IEC 60245-4:2011 (see Chapter 13) with the normative reference GB/T 5013.4 to adapt to my country's technical conditions, Increase operability;

--- Replaced IEC 60227-5:2011 (see Chapter 13) with the normative reference GB/T 5023.5 to adapt to my country's technical conditions, Increase operability;

--- Deleted the "13A" rated current (see Table 3, 6.2, Table 13 of IEC 60669-1:2017), changed "13A" to "10A" (see Table 3, Table 4, Table 9, Table 13, 6.2, 18.2, 19.3), in order to meet the actual rated current of switch products in my country, increase the operable Sexuality;

--- Changed the air temperature requirements in the moisture resistance test (see 15.3) to meet my country's technical conditions and increase operability;

--- Changed the relevant description of the pendulum impact test (see 20.2) to conform to my country's technical conditions and increase operability;

--- Replaced IEC 60068-2-75:2014 (see 20.2) with the normative reference GB/T 2423.55 to adapt to my country's technical conditions, Increase operability;

--- ISO 1456:2009 (see 22.5) has been replaced by the normative reference GB/T 9797 to adapt to my country's technical conditions and increase operability. Sexuality;

--- Replaced ISO 2081:2008 (see 22.5) with the normative reference GB/T 9799 to adapt to my country's technical conditions and increase operability Sexuality;

--- The normative reference GB/T 12599 replaced ISO 2093:1986 (see 22.5) to adapt to my country's technical conditions and increase the Operability;

--- IEC 60112:2009 (see Tables 24 and 24.2) has been replaced by the normative reference GB/T 4207 to adapt to my country's technical conditions, Increase operability;

--- Replaced IEC 60695-2-10:2000 (see 24.1) with the normative reference GB/T 5169.10 to adapt to my country's technical conditions, Increase operability;

--- Replaced IEC 60695-2-11:2014 (see 24.1) with the normative reference GB/T 5169.11 to adapt to my country's technical conditions, Increase operability;

--- Added a cylindrical terminal (see Figure 1) to meet my country's technical conditions and increase operability;

--- Added a schematic diagram for determining the insulating material components to be tested (see Figure 20) to conform to my country's technical conditions and increase operability. The following editorial changes were made to this document.

--- In Chapter 1 "Scope", the following is added. "This document specifies the classification, marking and "Technical requirements such as signs, protection against electric shock, structural requirements, mechanical properties, electrical properties, etc." --- Deleted Appendix D of IEC 60669-1:2017 and Note 1 of Chapter 1 of IEC 60669-1:2017;

--- Deleted the notes in IEC 60669-1:2017 that are not applicable to my country (such as Note 2 in Chapter 1, Note 2 in 3.21, Note 1 in 7.9,

Note 2, Note 4 and Note 5 of 8.1, Note 2 of 8.3, Notes of 13.15.2, Note of 16.3, Note 5 of Table 15, Note of 18.1, Note 4 of Appendix E);

--- Deleted the two lines related to 25AX in the marking example of 8.2 Note 4 of IEC 60669-1:2017 to comply with my country's technical conditions, and added Increase operability;

--- The informative reference GB/T 13140.2 replaces IEC 60998-2-1 (see 11.3) to adapt to my country's technical conditions and increase the Operability;

--- The informative reference GB/T 13140.3 replaces IEC 60998-2-2 (see 11.3) to adapt to my country's technical conditions and increase the Operability;

--- The informative reference GB/T 13140.4 replaces IEC 60998-2-3 (see 11.3) to adapt to my country's technical conditions and increase the Operability;

--- Deleted the notes on "if present" hard-stranded conductors in 12.2.5, 12.2.6 and 12.2.7 of IEC 60669-1:2017 to comply with In my country, there is a situation where hard-twisted wires are used in building wiring to increase operability;

--- The position of item b) in 12.3.11 of IEC 60669-1:2017 is incorrect. Correct it to "Overvoltage test has been carried out in the above test a)".

The screwless terminals for drop measurement shall also be subjected to the following test" before;

--- Added notes on arc flash (see 18.2) to conform to my country's technical conditions and increase operability;

--- Explanation of "screws that do not require washers, clamping plates or anti-loosening components" and "screws that require washers, clamping plates or anti-loosening components" in Figure 1 Change to Figure 2.

Introduction

GB/T 16915 "Switches for household and similar fixed electrical installations" is intended to standardize the technical specifications of fixed switches for household and similar purposes.

Technical requirements are met to ensure the safety of users when controlling the connection and disconnection of electrical loads, and it is planned to consist of the following parts.

--- Part 1: General requirements. The purpose is to standardize the protection against electric shock, structure and function of switches for household and similar fixed electrical installations. Structural requirements, mechanical properties, electrical properties and other technical requirements.

--- Part 2-1.Particular requirements for electronic control devices. The purpose is to standardize the electrical Technical requirements for electric shock protection, grounding measures, structural requirements, mechanical properties, electrical properties, etc. of sub-control devices.

--- Part 2-2.Particular requirements for electromagnetic remote control switches (RCS). The purpose is to standardize household and similar fixed electrical installations Technical requirements for the classification, marking, mechanical properties, electrical properties, etc. of electromagnetic remote control switches.

--- Part 2-3.Particular requirements for time delay switches (TDS). The purpose is to standardize household and similar fixed electrical installations Technical requirements for the classification, marking, mechanical properties, electrical properties, etc. of time-delay switches.

--- Part 2-4.Particular requirements for disconnectors. The purpose is to standardize disconnectors for household and similar fixed electrical installations.

Related technical requirements such as classification, terminals, structural requirements, mechanical properties, electrical properties, etc.

--- Part 2-6.Particular requirements for fire switches for external or internal marking and lighting. The purpose is to regulate household and similar purposes Classification, marking, structural requirements, mechanical properties, electrical properties of fire protection switches for external and internal marking and lighting of fixed electrical installations Gas performance and other technical requirements.

This document can provide guidance for the production of household and similar fixed switch products, improve the technical performance and safety and reliability of the products To ensure the safety of electricity use for the people.

1 Scope

This document specifies the classification, marking, protection against electric shock, structural requirements, mechanical properties, etc. of switches for household and similar fixed electrical installations. Energy, electrical performance and other technical requirements.

This document is applicable to indoor or outdoor use, and is only used for AC power, rated voltage not exceeding 440V, rated current not exceeding 63A Manually operated general purpose switches for household and similar fixed electrical installations.

Switches with screwless terminals are rated for a maximum of 16A.

The switches covered by this document are intended to control all of the following loads in normal use, where applicable.

---Tungsten filament lamp load circuit.

---External ballast lamp load circuit (such as LED, CFL, fluorescent lamp load).

--- Self-ballasted lamp load circuit (such as LEDi or CFLi).

---Basic resistive load circuit with power factor not less than 0.95.

---Single-phase for motor loads with rated current not exceeding 3A (power 750VA) at 250V and power factor not less than 0.6 This applies to switches with a rated current of not less than 10A and not subject to additional tests and switches with a rated current of not less than 6A Momentary switches without additional tests.

This document also applies to mounting boxes for switches, but not to mounting boxes for concealed switches.

Note 1. For the requirements for installation boxes for concealed switches, see GB/T 17466.1. This document also applies to.

--- Switch equipped with indicator light;

--- Electromagnetic remote control switch (special requirements are given in GB/T 16915.3);

--- Switches equipped with time delay devices (special requirements are given in GB/T 16915.4);

--- Switches combined with other functions (but not applicable to switches combined with fuses);

--- Electronic switches (special requirements are given in GB/T 16915.2);

--- Switch with flexible cable outlet device and flexible cable retaining device (according to Appendix A);

--- Isolating switch (special requirements are given in GB/T 16915.5);

--- Switches and related accessories for residential and building electronic systems (HBES) (special requirements are given in GB/T 16915.2);

--- Special requirements for fire switches for external or internal marking and lighting (special requirements are given in GB/T 16915.7).

The applicable ambient air temperature range for switches that meet the requirements of this document is. usually not more than 40°C, and the average value within 24 hours does not exceed 35°C, the lower limit is -5°C.

NOTE 2 For lower temperatures, see Appendix D.

Switches complying with the requirements of this document are suitable only for use in installations where the method and location of installation make it impossible for the ambient temperature around the switch to exceed Use in equipment at 35°C.

Switches used in special environments, such as in cars, ships, and in dangerous places where explosions may occur, may require special structures. and/or special requirements.

2 Normative references

The contents of the following documents constitute essential clauses of this document through normative references in this document.