GB/T 4706.24-2024_English: PDF (GB/T4706.24-2024)
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Safety of household and similar electrical appliances - Part 24: Particular requirements for washing machines
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Safety of household and similar electrical appliances Particular requirements for washing machines
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Safety of household and similar electrical appliances--Particular requirements for washing machines
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| Standard ID | GB/T 4706.24-2024 (GB/T4706.24-2024) | | Description (Translated English) | Safety of household and similar electrical appliances - Part 24: Particular requirements for washing machines | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | K09 | | Classification of International Standard | 13.120 | | Word Count Estimation | 34,351 | | Date of Issue | 2024-07-24 | | Date of Implementation | 2026-08-01 | | Older Standard (superseded by this standard) | GB 4706.24-2008 | | Drafting Organization | China Household Electrical Appliance Research Institute, Qingdao Haier Washing Machine Co., Ltd., Wuxi Little Swan Electric Co., Ltd., Hefei Midea Washing Machine Co., Ltd., Whirlpool (China) Co., Ltd., Bo Xihua Electric Appliance (Jiangsu) Co., Ltd., Panasonic Home Appliances (China) Co., Ltd., Ningbo Jide Electric Appliance Co., Ltd., Ningbo Xinle Electric Appliance Co., Ltd., Ningbo Nanfang Electric Appliance Manufacturing Co., Ltd., TCL Home Appliances (Hefei) Co., Ltd., China Home Appliances Research Institute (Beijing) Testing and Certification Co., Ltd. | | Administrative Organization | National Technical Committee for Standardization of Household Electrical Appliances (SAC/TC 46) | | Proposing organization | China Light Industry Federation | | Issuing agency(ies) | State Administration for Market Regulation, National Standardization Administration | | Standard ID | GB 4706.24-2008 (GB4706.24-2008) | | Description (Translated English) | Household and similar electrical appliances. Safety. Particular requirements for washing machines | | Sector / Industry | National Standard | | Classification of Chinese Standard | K09 | | Classification of International Standard | 13.100 | | Word Count Estimation | 27,230 | | Date of Issue | 2008-12-30 | | Date of Implementation | 2010-03-01 | | Older Standard (superseded by this standard) | GB 4706.24-2000 | | Quoted Standard | GB 4706.1-2005; GB/T 1690-2006; IEC 60456; GB 14536.13-2008 | | Adopted Standard | IEC 60335-2-7-2008 (Ed7.0), MOD | | Drafting Organization | China Household Electrical Appliances Research | | Administrative Organization | National Standardization Technical Committee appliances | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 25 of 2008 (total 138) | | Proposing organization | China Light Industry Federation | | Issuing agency(ies) | Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China; Standardization Administration of China | | Summary | This Chinese standard relates to washing clothes and textiles for household and similar use electric washing machine safe, single-phase appliances rated voltage not exceeding 250V, other appliances rated voltage not exceeding 480V. This standard also applies to the electrolyte instead of detergent washing machines for household and similar electrical safety requirements of such equipment attached Appendix CC. Note 101: For vehicles equipped with electric water heater washing machine squeeze, to ensure protection of their electrical and thermal hazards to achieve an acceptable level of requirements, see Appendix DD guidance. Do not intend to ordinary household appliances, dangerous to the public as long as possible, such as in a store or infirm persons to use the apparatus used by light industry and agriculture are included in the scope of this standard. Note 102: For example, in a residential area or laundry room communal washing. This standard relates to the environment in the home or around the appliance may encounter produces all common danger. However, this standard is usually not considered | | Standard ID | GB 4706.24-2000 (GB4706.24-2000) | | Description (Translated English) | Safety of household and similar electrical appliances Particular requirements for washing machines | | Sector / Industry | National Standard | | Classification of Chinese Standard | K09 | | Classification of International Standard | 13.12 | | Word Count Estimation | 17,140 | | Date of Issue | 2000/3/16 | | Date of Implementation | 2001/3/1 | | Older Standard (superseded by this standard) | GB 4706.24-1991 | | Quoted Standard | GB 4706.1-1998 | | Adopted Standard | IEC 60335-2-7-1993, MOD | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 25 of 2008 (No. 138 overall) | | Proposing organization | National Household Electrical Appliances Standardization Technical Committee | | Issuing agency(ies) | State Quality and Technical Supervision |
GB/T 4706.24-2024.Safety of Household and Similar Electrical Appliances Part 24.Particular Requirements for Washing Machines
GB/T 4706.24-2024 English version. Safety of household and similar electrical appliances - Part 24.Particular requirements for washing machines
ICS 13.120
CCSK09
National Standard of the People's Republic of China
Replaces GB 4706.24-2008
Released on 2024-07-24
2026-08-01 implementation
State Administration for Market Regulation
The National Standardization Administration issued
Table of Contents
Preface III
Introduction V
1 Range 1
2 Normative references 1
3 Terms and Definitions 2
4 General requirements 3
5 General conditions for testing 3
6 Categories 3
7 Markings and instructions 3
8 Protection against contact with live parts 4
9 Starting of electric appliances 4
10 Input power and current 4
11 Fever 4
12 Empty Chapter 6
13 Leakage current and electrical strength at operating temperature 6
14 Transient overvoltage 6
15 Moisture resistance 6
16 Leakage current and electrical strength 7
17 Overload protection of transformers and related circuits 7
18 Durability 7
19 Abnormal work 8
20 Stability and mechanical hazards 9
21 Mechanical strength 11
22 Structure 11
23 Internal wiring 12
24 Element 12
25 Power connection and external cord 13
26 Terminal block for external conductor 13
27 Grounding measures 13
28 Screws and connections 13
29 Creepage distances, clearances and solid insulation 13
30 Heat and flame retardant 13
31 Rust prevention 13
32 Radiation, toxicity and similar hazards 14
Appendix 15
Appendix R (Normative) Software Evaluation 16
Appendix AA (Normative) Detergents 17
Appendix BB (Normative) Aging test for synthetic rubber parts 18
Appendix CC (normative) Electrolyte washing machines without detergent 19
Appendix DD (Informative) Washing machines with electric squeezers 22
Reference 23
Preface
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 24 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 4706.24-2008 "Particular requirements for the safety of household and similar electrical appliances - washing machines" and
Compared with GB 4706.24-2008, in addition to structural adjustments and editorial changes, the main technical changes are as follows.
--- The "Scope" chapter adds that this document does not apply to "washing machines equipped with steam generating devices with a steam pressure exceeding 50kPa" (see
Chapter 1, Chapter 1 of the.2008 edition);
--- Added the requirements for washing machines with steam generating devices in the definition of "normal operation" (see 3.1.9);
--- Added the terms and definitions of "agitator washing machine", "pulsator washing machine", "drum washing machine" and "steam generator" (see
3.5.101, 3.5.102, 3.5.103, 3.6.101);
--- Added instructions for use of the appliance (see 7.12);
--- Added requirements for temperature rise measurement on relatively flat external accessible surfaces (see 11.3);
--- Added the maximum temperature rise limit requirements for external accessible surfaces under normal operating conditions (see 11.8);
--- Added requirements for the number of water inlet valves for each test, as well as the requirements for the characteristic parameters and composition of the rinse agent (see 15.2);
--- Added the requirements for "rated voltage" and detergent dosage in the operating conditions of the appliance (see 15.101);
--- Changed to add "Appliances subjected to overload operation test shall have electronic circuit protection devices" and its test requirements (see 19.9,.2008
19.9 of the year);
--- Added the fault condition of "steam generator running without water" (see 19.101);
--- Added relevant content on software evaluation (see 20.102, 20.104, 20.105, 22.101);
--- Added requirements for appliances with front doors, openings exceeding.200 mm, and rotating drum volumes exceeding 60 dm3 (see 20.106,
20.107);
--- Deleted the limits on overflow water temperature and water flow rate in the filter chamber (see 22.103 of the.2008 edition);
--- Added the content of software evaluation (see Appendix R);
--- Deleted the requirements for rinse agents in the appendix (see Appendix AA of the.2008 edition);
--- Added a test liquid for aging test of synthetic rubber parts (see Chapter 5 in Appendix BB);
--- In Appendix CC, 22.6 is amended to use a solution containing 5 g of detergent specified in Appendix AA per liter of distilled water instead of colored water;
--- Some notes are changed to the main text (see Notes 2 and 3 in CC.22.202, Notes 2 and 3 in CC.22.202 of the.2008 edition);
---Appendix DD is changed to informative appendix; some contents about the instructions for use of the appliance are changed (see 7.12 in Appendix DD,
7.12 in Appendix DD of the.2008 edition); Added switch control requirements for electric water squeezers (see DD.20.201).
This document is modified to adopt IEC 60335-2-7.2019 "Safety of Household and Similar Electrical Appliances Part 2-7.Particular Requirements for Washing Machines"
beg".
The technical differences between this document and IEC 60335-2-7.2019 and their reasons are as follows.
---The working water temperature setting is changed to 50℃, considering that there are a large number of double-tub washing machines in my country, whose shell is made of plastic and is not suitable for long-term use.
For water contact with a temperature of 65°C or above, the maximum water temperature during the performance test is also 50°C (see 3.1.9).
The following editorial changes were made to this document.
--- The name of the standard is changed to "Safety of Household and Similar Electrical Appliances Part 24.Particular Requirements for Washing Machines", and the standard content is enhanced.
Coordination of the system;
--- Added table numbers to the table of rinse agent ingredients in 15.2.
Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.
This document was proposed by China Light Industry Federation.
This document is under the jurisdiction of the National Technical Committee for Standardization of Household Electrical Appliances (SAC/TC46).
This document was drafted by. China Household Electrical Appliance Research Institute, Qingdao Haier Washing Machine Co., Ltd., Wuxi Little Swan Electric Appliance Co., Ltd., Hefei
Midea Washing Machine Co., Ltd., Whirlpool (China) Co., Ltd., BSH Electric (Jiangsu) Co., Ltd., Panasonic Home Appliances (China) Co., Ltd.
Company, Ningbo Jide Electric Co., Ltd., Ningbo Xinle Electric Co., Ltd., Ningbo Nanfang Electric Manufacturing Co., Ltd., TCL Home Appliances (jointly
Hefei) Co., Ltd., China Academy of Building Research (Beijing) Testing and Certification Co., Ltd.
The main drafters of this document are. Lu Jianguo, Lü Peishi, Zhang Ge, Wang Hongqiang, Li Yicheng, Yue Jingsong, Zhou Xiaojun, Zhang Fa, Liu Min, Wan Xuelong,
Fan Shu, Fang Leilei, and Wang Zhongqing.
The previous versions of this document and the documents it replaces are as follows.
---First issued in.1991 as GB 4706.24-1991, first revised in.2000, second revised in.2008;
---This is the third revision.
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. Part 1 is general requirements, and the other parts are
For products covered by special requirements, their safety requirements are general requirements used in combination with the special requirements.
The requirements include supplements and modifications to the corresponding clauses in the general requirements to provide complete requirements for each product.
This document is the protection requirements for electrical, mechanical, thermal, fire and radiation risks when the appliance is used normally in accordance with the instructions.
This document also covers abnormal conditions that may occur during use and considers how electromagnetic interference may affect the safe operation of the equipment.
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 GB/T 4706.1-2024 "Safety of Household and Similar Electrical Appliances - Part 1.General Requirements"
The corresponding clauses in the "Requirements" shall apply to this document; for the parts marked "replace" in this document, the clauses in this document shall prevail;
The "Add" part indicates that in addition to complying with the corresponding clauses in GB/T 4706.1-2024, the additional clauses in this document must also be complied with.
Clause; The part marked "modified" in this document indicates that the corresponding clauses of GB/T 4706.1-2024 are modified.
Safety of household and similar electrical appliances
Part 24.Particular requirements for washing machines
1 Scope
This chapter of GB/T 4706.1-2024 is replaced by the following.
This document specifies the safety of electric washing machines intended for household and similar use for washing clothing and textiles.
This document applies to household and similar appliances with a rated voltage not exceeding 250V for single-phase appliances and 480V for other appliances.
Electric washing machine.
This document also specifies the safety of household and similar electric washing machines that use electrolyte instead of detergent. Annex CC specifies the
Additional requirements for such appliances.
NOTE 101 For washing machines equipped with electric squeezers, the guidance given in Annex DD can be used to ensure that the electrical protection and thermal hazards are at an acceptable level.
requirements.
This document also applies to appliances which are not intended for ordinary domestic use but which may nevertheless present a hazard to the public, for example those intended to be used by shops, light industry and farms.
Equipment for use by non-professionals.
Note 102.For example, a communal washing machine in an apartment building or laundry room.
As far as practical matters are concerned, this document deals with the common problems of washing machines encountered by all persons in and around the home.
However, in general, this document does not consider the following situations.
---The following groups (including children).
● due to a physical, sensory or mental impairment, or
● Due to lack of experience and knowledge,
Circumstances that render them unable to use the equipment safely without supervision or instruction;
--- Condition of children's play equipment.
Note 103.Note the following facts.
--- For equipment intended for use in vehicles, ships or aircraft, additional requirements may be required;
--- National authorities may impose additional requirements on equipment.
Note 104.This document does not apply to.
--- Washing machines specially designed for industrial use (GB 25115.2);
--- Appliances intended for use in special environments where corrosive or explosive gases (such as dust, steam or methane) often occur;
--- Washing machines equipped with steam generating devices capable of producing steam at a pressure exceeding 50 kPa.
2 Normative references
Except for the following contents, this chapter of GB/T 4706.1-2024 applies.
Increase.
GB/T 14536.13-2022 Electric automatic controllers Part 13.Particular requirements for electric door locks (IEC 60730-2-12.
2015, IDT)
ISO 1817.2015 Rubber, vulcanized or thermoplastic rubber Determination of the effects of liquids
thermoplastic-Determinationoftheeffectofliquids)
Note. GB/T 1690-2010 Test method for resistance of vulcanized rubber or thermoplastic rubber to liquids (ISO 1817.2005, MOD)
IEC 60584-1 Thermocouples-Part 1.EMF specifications and tolerances
......
GB 4706.24-2008
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 13.100
K 09
Replacing GB 4706.24-2000
Household and Similar Electrical Appliances - Safety -
Particular Requirements for Washing Machines
(IEC 60335-2-7:2008 (Ed7.0), MOD)
ISSUED ON: DECEMBER 30, 2008
IMPLEMENTED ON: MARCH 1, 2010
Issued by: General Administration of Quality Supervision, Inspection and
Quarantine;
Standardization Administration of the People’s Republic of
China.
Table of Contents
Foreword ... 4
IEC Foreword ... 7
Introduction ... 11
1 Scope ... 13
2 Normative References ... 14
3 Terms and Definitions ... 14
4 General Requirements ... 15
5 General Test Conditions ... 15
6 Classification ... 16
7 Marking and Instructions ... 16
8 Protection against Access to Live Parts ... 17
9 Starting of Motor-operated Appliances ... 17
10 Input Power and Current ... 17
11 Heating ... 17
12 Void ... 19
13 Leakage Current and Electric Strength at Operating Temperature ... 19
14 Transient Overvoltage ... 19
15 Moisture Resistance ... 19
16 Leakage Current and Electric Strength ... 20
17 Overload Protection of Transformers and Associated Circuits ... 21
18 Endurance ... 21
19 Abnormal Operation ... 22
20 Stability and Mechanical Hazards ... 24
21 Mechanical Strength ... 26
22 Structure ... 27
23 Internal Wiring ... 28
24 Components ... 28
25 Supply Connection and External Flexible Cords ... 29
26 Terminals for External Conductors ... 29
27 Measures for Earthing ... 29
28 Screws and Connections ... 29
29 Clearance, Creep Distance and Solid Insulation ... 29
30 Resistance to Heat and Fire ... 29
31 Resistance to Rusting ... 30
32 Radiation, Toxicity and Similar Hazards ... 30
Appendix AA (normative) Detergent and Rinsing Agent ... 31
Appendix BB (normative) Ageing Test for Elastomeric Parts ... 33
Appendix CC (normative) Detergent-free Electrolyte Washing Machines ... 35
Appendix DD (normative) Washing Machines with a Power-driven Wringer .. 39
Bibliography ... 41
Foreword
All the technical content of this Part is mandatory.
GB 4706 Household and Similar Electrical Appliances - Safety is composed of several
parts. Part 1 is general requirements, and the other parts are special requirements.
This is Part 24 of GB 4706. This Part shall be used in conjunction with GB 4706.1-2005
Household and Similar Electrical Appliances - Safety - Part 1: General Requirements.
The part that states “applicable” in this Part indicates that the corresponding clauses
in GB 4706.1-2005 are applicable to this Part; the part that states “replacement” or
“modification” in this Part shall prevail; the part that states “addition” indicates that in
addition to complying with the corresponding clauses in GB 4706.1-2005, the
additional clauses in this Part shall also be abided by.
This Part modifies the adoption of IEC 60335-2-7:2008 Household and Similar
Electrical Appliances - Safety - Part 2-7: Particular Requirements for Washing
Machines.
In comparison with IEC 60335-2-7, this Part has the following main difference:
---In 3.1.9, the water temperature is modified into: 50 °C ± 5 °C for appliances
without heating elements.
This Part serves as a replacement of GB 4706.24-2000 Safety of Household and
Similar Electrical Appliances - Particular Requirements for Washing Machines.
In comparison with GB 4706.24-2000, this Part has the following main differences:
---Chapter 2 “Normative References” is added.
---In 3.1.9, the load of cotton with dimensions 900 mm 900 mm is added.
---5.2 is added.
---5.3 added: the tests of 21.101 and 21.102 are performed before the tests of
Chapter 18; the test of 22.104 is performed after the tests of Chapter 18.
---6.1 is modified: the appliances shall be divided into three types: Type-I, Type-II
or Type-III.
---7.12.1 is modified: for washing machines with ventilation openings in the base,
it shall be indicated in the installation instructions that the openings must not be
obstructed by a carpet.
---15.2 added: the spillage test is applicable to all washing machines.
---18.101 and 18.102 are added.
---19.13 added: if the appliance can still be operated, it shall comply with the
relevant requirements of 20.103 ~ 20.105.
---20.1 is modified: the appliance is emptied or filled as specified for normal
operation, whichever is more unfavorable; doors and lids are closed, and any
castors are turned to the most unfavorable position.
---20.102 load unbalance test is added.
---20.103 is modified: the door or lid shall have an interlocking device, so that the
appliance can only be operated when the door or lid is closed.
---20.104 and 20.105 are added.
---21.101 and 21.102 are added.
---22.101 is modified: the structure of the appliance shall enable that when the
water level is above the lower edge of the door (when opening), the door shall
not be opened through a simple action while the appliance is being operated.
---22.104 and 22.105 are added.
---24.1.4: the number of cycles of programmer operations is modified.
---29.2 is added.
---Appendix CC and Appendix DD are added.
In this Part, Appendix AA, Appendix BB, Appendix CC and Appendix DD are normative.
This Part was proposed by China National Light Industry Council.
This Part shall be under the jurisdiction of National Technical Committee 46 on
Household Appliances Condenser of Standardization Administration of China (SAC/TC
46).
The main drafting organizations of this Part: China Household Electric Appliance
Research Institute; Qingdao Haier Washing Machine Co., Ltd.; BOSCH Home
Appliance (Jiangsu) Co., Ltd.; Wuxi Little Swan Company Limited; Ningbo Changer
Electron Co., Ltd.; Zhejiang More Electric Appliances Co., Ltd.; Ningbo Xinle
Household Appliances Co., Ltd.; Ningbo Jide Electrical Appliance Co., Ltd.; Ningbo
Lesli Group Co., Ltd.; Baoerma Electrical Group Co., Ltd.
The main drafters of this Part: Lu Jianguo, Lv Peishi, Ding Xudong, Li Hong, Wang
Lianjie, Chen Lida, Wu Lieqin, Dai Zhijun, Lin Haibin, Lin Songdi, Zhu Yan, Xu
Zhengang, Sun Peng.
Household and Similar Electrical Appliances - Safety -
Particular Requirements for Washing Machines
1 Scope
This Chapter in GB 4706.1-2005 is replaced by the following content:
This Part is applicable to the safety of household and similar electric washing machines
for washing clothes and textiles. The rated voltage of single-phase appliances does
not exceed 250 V; the rated voltage of other appliances does not exceed 480 V.
This Part is also applicable to the safety of household and similar electric washing
machines that use electrolyte instead of detergent. The additional requirements of such
appliances are shown in Appendix CC.
NOTE 101: for washing machines equipped with a power-driven wringer, it shall be
ensured that their electrical protection and thermal hazards reach the
requirements of an acceptable level, see Appendix DD for guidance.
In terms of appliances not intended for normal household use, as long as they may be
dangerous to the public, for example, appliances used by the infirm in shops, or used
in light industry and agriculture are included n the scope of this Part.
NOTE 102: for example, washing machines for public use in residential areas or laundry
rooms.
This Part involves general hazards arising from appliances that all people may
encounter in the home or its surrounding environment. However, this Part usually does
not consider:
---these people (including children):
Physical, sensory or metal capabilities; or
Lack of knowledge and experience.
Prevent them from using the appliances without supervision or guidance;
---the situation of children’s playing with the appliances.
NOTE 103: the following facts shall be paid attention to:
---for appliances used on vehicles, ships or aircrafts, additional requirements
may be required;
---the national health care department, national labor protection department,
national water supply management department and similar departments
have specified additional requirements for the appliances.
NOTE 104: this Part is inapplicable to:
---washing machines specially designed for industrial purpose (ISO 10472-2);
---appliances used in special environments, for example, environments where
corrosive gas or explosive gas (dust, steam or coal gas) exists.
2 Normative References
The clauses of the following document become clauses of this Part through the
reference in this Part. In terms of references with a specified date, all subsequent
amendments (excluding corrected content) or revisions are not applicable to this Part.
However, all parties that reach an agreement in accordance with this Part are
encouraged to explore the possibility of adopting the latest editions of these documents.
In terms of references without a specified date, the latest edition is applicable to this
Part.
This Chapter of GB 4706.1-2005 is applicable, except for the following contents.
Addition:
GB/T 1690-2006 Rubber Vulcanized or Thermoplastic - Determination of the Effect of
Liquids
IEC 60456 Clothes Washing Machines for Household Use - Methods for Measuring
the Performance
GB 14536.13-2008 Automatic Electrical Controls for Household and Similar Use -
Particular Requirements for Electrically Operated Door Locks
3 Terms and Definitions
The following terms and definitions are applicable to this Part.
This Chapter of GB 4706.1-2005 is applicable, except for the following contents.
3.1.9 Replacement:
Normal Operation
The appliance is operated under the following conditions:
......
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