GB/T 4706.59-2024Safety of household and similar electrical appliances - Part 59: Particular requirements for oral hygiene appliances (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 is required.

This document is Part 59 of GB/T 4706 "Safety of Household and Similar Electrical Appliances". GB/T 4706 has been published as follows part.

--- Part 1: General requirements;

--- Part 2: Particular requirements for electric irons;

--- Part 121: Particular requirements for professional ice cream machines.

This document replaces GB 4706.59-2008 "Particular requirements for safety of oral hygiene appliances for household and similar electrical appliances" and Compared with GB 4706.59-2008, in addition to structural adjustments and editorial changes, the main technical changes are as follows.

a) Changed the situation regarding the use of the device without considering the relevant population (see Chapter 1, Chapter 1 of the 2008 edition);

b) Added requirements for accessible external surface temperature rise (see Chapter 2, 11.3, 11.8, Table 101 and Figure 101).

This document is equivalent to IEC 60335-2-52:2017 "Safety of Household and Similar Electrical Appliances Part 2-52.Oral Hygiene Appliances" Special Requirements for the following minimal editorial changes were made to this document.

--- The name of the standard is changed to "Safety of Household and Similar Electrical Appliances Part 59: Particular Requirements for Oral Hygiene Appliances", and the Coordination of the standards system.

Introduction

GB/T 4706 "Safety of Household and Similar Electrical Appliances" adopts most of IEC 60335.On this basis, GB/T 4706 refers to the structure of IEC 60335 is divided into several parts, consisting of general requirements and special requirements. GB/T 4706 consists of several parts.

The first part is general requirements, and the other parts are special requirements. For products covered by special requirements, their safety requirements are the same as general requirements.

The special requirements are used in conjunction with the general requirements, which include supplements and modifications to the corresponding clauses in the general requirements to provide Complete product requirements.

This document is the protection requirements for electrical, mechanical, thermal, fire and radiation risks that the appliance should have when used normally in accordance with the instructions for use.

This document also covers abnormal conditions that may occur during use and considers how electromagnetic interference may affect the safe operation of the appliance.

This document has taken into account the requirements specified in GB/T 16895 "Low Voltage Electrical Installations". The appliance is connected to the power supply in accordance with the electrical wiring rules.

requirements are coordinated.

If multiple functions of an appliance involve other parts of GB/T 4706, the other parts shall apply to the appliance separately as long as it is reasonable.

Each function. If applicable, consider the impact of one function on other functions.

When no additional requirements are given in other parts for hazards already included in this document, GB/T 4706.1 applies.

GB/T 4706 is a standard covering appliance safety and takes precedence over general standards/horizontal standards covering the same subject.

This document is used in conjunction with GB/T 4706.1-2024 "Safety of Household and Similar Electrical Appliances Part 1: General Requirements".

The part marked "applicable" in the document indicates that the corresponding clauses in GB/T 4706.1-2024 are applicable to this document; the part marked "replaces" in this document indicates that the corresponding clauses in GB/T 4706.1-2024 are applicable to this document.

For the parts marked as "added" in this document, in addition to complying with GB/T 4706.1-2024, the provisions in this document shall prevail.

In addition to the corresponding clauses, the clauses added in the clauses of this document must also be complied with; the part of this document marked "modified" indicates that in GB/T 4706.1-2024 the corresponding terms shall be modified.

Safety of household and similar electrical appliances Part 59: Particular requirements for oral hygiene appliances

1 Scope

This chapter of GB/T 4706.1-2024 is replaced by the following content.

This document specifies the safety requirements for electric oral hygiene appliances for household and similar purposes.

This document applies to electric oral hygiene appliances for household and similar purposes with a rated voltage not exceeding 250 V.

NOTE 101 Examples of instruments covered by this document are.

--- Oral irrigator;

---toothbrush.

As far as is practical, the common hazards presented by the various appliances covered by this document are those that are present in the home and its surroundings.

However, generally speaking this document does not cover.

---The following groups (including children).

- due to a physical, sensory or mental impairment, or - Due to lack of experience and knowledge, - Conditions that render them unable to use the equipment safely without supervision or instruction.

--- Condition of children's play equipment.

Note 102.Pay attention to the following.

--- For equipment intended for use in vehicles, ships or aircraft, additional requirements may be required;

--- National management departments may impose additional requirements on equipment.

NOTE 103.This document does not apply to medical electrical equipment (IEC 60601).

2 Normative references

Except for the following contents, this chapter of GB/T 4706.1-2024 applies.

Increase.

IEC 60584-1 Thermocouples-Part 1: EMF specifications and tolerances Note. GB/T 16839.1-2018 Thermocouples Part 1: Electromotive force specifications and tolerances (IEC 60584-1:2013, IDT)

3 Terms and definitions

Except for the following contents, this chapter of GB/T 4706.1-2024 applies.

3.1.9 Replaces.

Normal operation

The appliance works under the following conditions.

The oral irrigator works when the container is filled with water at a temperature of about 45°C and the water level reaches the level specified in the instructions for use.

If the regulations are met, the container is filled with water at the highest water level.

Other appliances operate without load.