GB/T 41993-2022Sound signalling devices for household and similar purposes (English PDF)

1 Scope

This document specifies the technical requirements for the structure, mechanical properties and electrical properties of sound signaling devices for household and similar purposes.

This document applies to household and similar uses with a rated voltage not exceeding 250Va.c. or 250Vd.c. and with a rated input power not exceeding

100VA sound signaling devices with integral enclosures and intended to be incorporated in enclosures conforming to GB/T 17466 (all parts) or accompanying

Acoustic signaling device provided together with the housing. In these sound signaling devices, it may also include instructions with a rated input power not exceeding 10VA.

lights.

These products are referred to as "devices" in this document.

This document applies to fixed, mobile and plug-in installations for indoor or outdoor use.

In places with special conditions, special structures may be required.

Note 1.This document can be used as a guide for the technical requirements of sound signaling devices with voltages below 50Va.c. or 75Vd.c. voltages under consideration are below

Additional requirements for 50Va.c. or 75Vd.c. sound signaling devices.

Note 2.This document does not contain radio transmission and reception functions.

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references

For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document.

GB/T 1002 Types, basic parameters and dimensions of single-phase plugs and sockets for household and similar purposes

GB/T 1003 Types, basic parameters and dimensions of three-phase plugs and sockets for household and similar purposes

GB/T 2423.7 Environmental testing Part 2.Test method Test Ec. Shock caused by rough handling (mainly used for equipment type

Sample) (GB/T 2423.7-2018, IEC 60068-2-31.2008, IDT)

GB/T 2423.55 Environmental testing for electric and electronic products - Part 2.Environmental testing Test Eh. Hammer test (GB/T 2423.55-2006, IEC 60068-2-75.1997, IDT)

GB/T 4207 Method for determination of tracking resistance index and relative tracking index of solid insulating materials (GB/T 4207-2012,

IEC 60112.2009, IDT)

GB/T 4208 Enclosure protection level (IP code) (GB/T 4208-2017, IEC 60529.2013, IDT)

GB 4343 (all parts) Electromagnetic compatibility requirements for household appliances, electric tools and similar appliances [CISPR14 (all parts)]

Note. GB 4343.1 Electromagnetic Compatibility Requirements for Household Appliances, Electric Tools and Similar Appliances Part 1.Emission (GB 4343.1-2018, CISPR14-1.

2011, IDT);

GB/T 4343.2 Electromagnetic Compatibility Requirements for Household Appliances, Electric Tools and Similar Appliances Part 2.Immunity (GB/T 4343.2-2020,

CISPR14-2.2015, IDT).

GB 4343.1-2018 Electromagnetic Compatibility Requirements for Household Appliances, Electric Tools and Similar Appliances Part 1.Emission (CISPR14-

1.2011, IDT)

GB/T 5013 (all parts) Rubber insulated cables with rated voltages up to and including 450/750V [IEC 60245 (all parts)]

Note. GB/T 5013.1 Rated voltage 450/750V and below rubber insulated cables Part 1.General requirements (GB/T 5013.1-2008,

IEC 60245-1.2003, IDT);

GB/T 36277 | GB/T 34130.1 | GB/T 34130.21 | GB/T 11918.2 | GB/T 11918.1 | […]