Codeofchina.com is in charge of this English translation. In case of any doubt about the English translation, the Chinese original shall be considered authoritative.
This document is developed in accordance with the rules given in GB/T 1.1-2020 Directives for standardization - Part 1: Rules for the structure and drafting of standardizing documents.
Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. The issuing body of this document shall not be held responsible for identifying any or all such patent rights.
This document was proposed by China Household Electric Appliances Research Institute.
This document is under the jurisdiction of China Association for Quality Inspection.
Drafting organizations of this document: China Household Electric Appliance Research Institute, Philips (China) Investment Co., Ltd., Shangpin Healthy Technology (Guangdong) Co., Ltd., CHEARI (Beijing) Certification & Testing Co., Ltd., Freudenberg Apollo Filtration Technologies Co., Ltd., Intelligent Information Technology Co., Ltd. and China Association for Quality Inspection.
Chief drafters of this document: Zhang Weichao, Ye Dongdong, Huang Hai, Zhang Xiao, Xu Zheng’ao, Li Ying, Sun Wanying, Zhang Xuan, Deng Zhe, Wang Xi, Guo Kan, Wang Di, Jiao Xiaolan, Liu Haonan, Zhong Chongzhen, Chen Yang and Wang Wenxiu.
Electric mask
1 Scope
This standard specifies the terms and definitions, classification and labelling, technical requirements, test methods, inspection rules, marking, packaging, transport and storage of electric masks.
This document is applicable to electric masks worn by children aged 6 and above and adults for filtering particulate matters in the air and blocking pathogenic microorganisms, pollen, droplets, secretions, etc. Children shall wear the electric masks under the supervision of caregivers.
This document is not applicable to respiratory protective equipment for special industry uses such as anoxic environment, underwater operation, escape, fire fighting, medical and industrial dust prevention application.
2 Normative references
The following documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 191 Packaging - Pictorial marking for handling of goods
GB/T 1019 General requirements for the package of household and similar electrical appliances
GB 2626 Respiratory protective equipment - Non-powered air-purifying particle respirator
GB/T 2912.1 Textiles - Determination of formaldehyde - Part 1: Free and hydrolyzed formaldehyde (water extraction method)
GB 3095-2015 Ambient air quality standards
GB/T 4214.1 Test method for noise of household and similar electrical appliances - Part 1: General requirements
GB 4343.2 Electromagnetic compatibility - Requirements for household appliances electric tools and similar apparatus - Part 2: Immunity
GB 15979 Hygienic standard for disposable sanitary products
GB/T 5296.1 Instructions for use of products of consumer interest - Part 1: General principles
GB 4706.1 Household and similar electrical appliances - Safety - Part 1: General requirements
GB/T 7573 Textiles - Determination of pH of aqueous extract
GB/T 14233.1 Test methods for infusion, transfusion, injection equipments for medical use - Part 1: Chemical analysis methods
GB/T 16886.5-2017 Biological evaluation of medical devices - Part 5: Tests for in vitro cytotoxicity
GB/T 16886.10-2017 Biological evaluation of medical devices - Part 10: Tests for irritation and skin sensitization
GB/T 17592 Textiles - Determination of the banned azo colorants
GB 21551.2 Antibacterial and cleaning function for household and similar electrical appliances - Particular requirements of material
GB/T 23344 Textiles - Determination of 4-aminoazobenzene
GB/T 29865 Textiles - Tests for colour fastness - Colour fastness to rubbing - Small areas
GB/T 32610-2016 Technical specification of daily protective mask
GB/T 38880-2020 Children mask
YY 0469-2011 Surgical mask
YY 0969-2013 Single-use medical face mask
QB/T 5365-2019 Filter for air cleaner
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
electric mask
filter-type mask overcoming respiratory resistance by providing air flow using an electric fan, which is called a strong function of blocking particulate matters or is called a sanitary electric mask if has a strong function of blocking microorganisms
3.2
particulate matter
fine particulate matter
particulate matter with the aerodynamic equivalent diameter less than or equal to 2.5μm in ambient air, which is also referred to as fine particulate matter
[Source: GB 3095-2015, 3.4]
3.3
filter efficiency
capacity of electric mask filter elements or filter components for filtering particulate matters under specified conditions, expressed in percentage
[Source: GB/T 32610-2016, 3.2]
3.4
particle protective performance
capacity of electric mask for blocking particulate matters under specified conditions, expressed in percentage
[Source: GB/T 32610-2016, 3.3]
3.5
air flow
Q
air supply volume or exhaust volume produced by electric mask per unit time under rated condition, expressed in L/min.
3.6
bacterial filtration efficiency
capacity for electric mask material filtering out bacteria-containing suspended particles at the specified flow rate, expressed in percentage
[Source: YY 0469-2011, 3.5]
3.7
bacteriophage filtration efficiency
capacity for electric mask material filtering out bacteriophage at the specified flow rate, expressed in percentage
[Source: YY/T 1497-2016, 3.7, modified]
3.8
filter element, filter component life
cumulative service time and replacement cycle of filter elements or filter components of electric mask, expressed in hour (h)
3.9
air penetration resistance
resistance value of air flowing through the mask body under specified conditions
[Source: GB/T 38880-2020, 3.7]
4 Classification and designation
4.1 Classification
4.1.1 Classified by age into:
1) adult’s electric mask (C);
2) children's electric mask (E).
4.1.2 Classified by performance of electric mask into:
3) Protective electric mask (F);
4) Sanitary electric mask (W).
4.1.3 Classified by fan type into:
5) Air supply type electric mask (S);
6) Exhaust type electric mask (P).
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Classification and designation
5 Technical requirements
6 Test methods
7 Inspection rules
8 Marking, packaging, transport and storage
Annex A (Normative) Filter efficiency test method
Annex B (Normative) Particle protective performance test method
Annex C (Normative) Air flow test method
Annex D (Normative) Noise test method
