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GB/T 39505-2020Household electric hair clipper and hair trimmer performance test method (English PDF)

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Issued by

State Administration for Market Regulation, China National Standardization Administration

Level / Type

National · Recommended

Issue date

November 19, 2020

Implementation date

June 1, 2021

Scope

GB/T 39505-2020 (Household electric hair clipper and hair trimmer performance test method) is available as an English-translated PDF.

GB/T 39505-2020 — This standard applies to household reciprocating electric hair clippers and hair trimmers. This standard relates to the performance test methods of household electric hair clippers and hair trimmers with a rated voltage not exceeding 250V. This standard does not specify safety or performance requirements. This standard does not apply to professional electric hair clippers and trimmers, animal electric hair clippers and razors. For electric shavers, see QB/T 2532. Note. This standard does not involve safety requirements (IEC 60335-2-8).

Document preview — GB/T 39505-2020

National Standard of the People's Republic of China

Classification
Y 64

Issued by: State Administration for Market Regulation, China National Standardization Administration

Contents

  • 1 Scope1
  • 2 Normative references1
  • 3 Terms and definitions1
  • 4 General conditions of the test2
  • 4.1 General2
  • 4.2 Pretreatment2
  • 4.3 Battery condition2
  • 4.4 Test environment3
  • 4.5 Voltage fluctuation limit3
  • 4.6 Test voltage3
  • 4.7 Test frequency3
  • 4.8 Test power supply system3
  • 5 Test procedure3
  • 5.1 General3
  • 5.2 Pre-processing operation3
  • 5.3 No-load operation test conditions3
  • 5.4 Measurement of power cord length4
  • 5.5 Starting ability test4
  • 5.6 Shear capacity test4
  • 5.7 Airborne noise test6
  • 5.8 Reliability test of the mechanical connection and electrical connection between plug-and-play rechargeable hair clippers and hair trimmers and adapters6
  • 5.9 Measuring the working time of rechargeable hair clippers and hair trimmers after fully charged6
  • 5.10 Determination of the energy consumption of battery-powered hair clippers and trimmers6
  • 5.11 Durability test7
  • 6 Record of test information and test results7
  • 6.1 Product details7
  • 6.2 Test parameters8
  • 6.3 Measurement data8
  • 6.4 Test and laboratory information8
  • Appendix A (informative appendix) Information about hair sample suppliers9
  • Appendix B (informative appendix) The placement of hair clippers and trimmers in the test10
  • Reference11
  • Figure 1 Schematic diagram of fixed knife tooth surface2
  • Figure 2 Measurement of power cord length4
  • Figure 3 Fixed knife tooth surface parallel to the surface of the hair sample4
  • Figure 4 Width of hair sample5
  • Figure 5 Hair distribution on a hair sample5
  • Figure 6 Direction and length of hair6
  • Figure 7 Electrical connection diagram6
  • Figure B.1 The placement of the hair clipper and trimmer during the test Figure10

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009.

The translation method used in this standard is equivalent to the IEC 62863.2017 "Test Methods for the Performance of Household Electric Hair Clippers and Hair Trimmers".

This standard was proposed by the China National Light Industry Council.

This standard is under the jurisdiction of the National Household Appliances Standardization Technical Committee (SAC/TC46).

Drafting organizations of this standard. China Electrical Equipment Research Institute Co., Ltd., Weikai Testing Technology Co., Ltd., Panasonic Wanbao Meijian Life

Electrical Appliances (Guangzhou) Co., Ltd., Shanghai Pentium Electrical Co., Ltd., Xiamen Rituo Electrical Technology Co., Ltd., Quality and Technical Supervisor of Foshan City, Guangdong Province

Supervisory Standards and Coding Institute, Shanghai Lewa Electric Co., Ltd., Zhejiang Superman Technology Co., Ltd., Guangdong Huanengda Electric Co., Ltd., Jiaxing

Weikai Testing Technology Co., Ltd., China Household Electrical Appliances Research Institute.

1 Scope

This standard applies to household reciprocating electric hair clippers and hair trimmers.

This standard relates to the performance test methods of household electric hair clippers and hair trimmers with a rated voltage not exceeding 250V.

This standard does not specify safety or performance requirements.

This standard does not apply to professional electric hair clippers and trimmers, animal electric hair clippers and razors. For electric shavers, see QB/T 2532.

Note. This standard does not involve safety requirements (IEC 60335-2-8).

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this document.

For undated references, the latest version (including all amendments) applies to this document.

GB/T 4214.5-2008 Household and similar electrical appliances noise test method Special requirements for electric shavers (IEC 60704-2-8.1997, IDT)

3 Terms and definitions

The following terms and definitions apply to this document.

3.1

Hair clipper and trimmer

An appliance for cutting hair, consisting of a motor, a drive system, a fixed blade with teeth, and a movable blade with teeth that can reciprocate.

Cut or trim your hair, not for shaving.

Note. According to specific functions, hair clippers can also be called hair trimmers.

3.2

Battery-powered barber and trimmer

Only obtain energy from the primary battery or secondary battery, not through the charger connected to the mains or the battery box provided by the manufacturer.

Electric hair clippers and trimmers.

Note. If the manufacturer provides hair clippers and hair trimmers with specific chargers and rechargeable batteries, this combination device is considered to be rechargeable when testing the performance.

Electric hair clipper and trimmer.

3.3

Rechargeable hair clipper and trimmer

Hair clippers and hair trimmers powered by rechargeable batteries or battery boxes charged in the hair clippers and trimmers.

Note. There are two types of rechargeable hair clippers and hair trimmers. rechargeable hair clippers and hair trimmers without cords and plug-and-play rechargeable hair clippers and hair trimmers.

3.4

Rechargeable hair clipper and trimmer without cord

Rechargeable hair clippers and hair trimmers that are not intended to work when connected to a mains or charger.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.

Referenced standards

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