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This standard is developed in accordance with the rules given in GB/T 1.1-2009.
This standard was proposed by China National Light Industry Council.
This national standard is under the jurisdiction of the National Technical Committee on Household Appliances of Standardization Administration of China (SAC/TC 46).
This standard is issued as first edition.
Negative Ion Generator for Household and Similar Electrical Appliances
1 Scope
This standard specifies the terms and definitions, classification and designation, requirements, test methods, inspection rules, marking, packaging, transportation and storage of negative ion generator for household and similar electrical appliances.
This standard is applicable to negative ion generator for household and similar electrical appliances, with single-phase rated input voltage not exceeding 250V and other rated input voltage not exceeding 480V.
This standard is not applicable to the individually used negative ion generator.
2 Normative References
The following referenced documents are indispensable for the application 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 1019 General Requirements for the Package of Household and Similar Electrical Appliances
GB/T 2423.10 Environmental Testing for Electric and Electronic Products - Part 2: Tests Methods - Test Fc: Vibration (Sinusoidal)
GB/T 2828.1 Sampling Procedures for Inspection by Attributes - Part 1: Sampling Schemes Indexed by Acceptance Quality Limit (AQL) for Lot-by-lot Inspection"
GB/T 2829 Sampling Procedures and Tables for Periodic Inspection by Attributes (Apply to Inspection of Process Stability)
GB/T 3667.1-2005 AC Motor Capacitors - Part 1: General - Performance, Testing and Rating - Safety Requirements - Guide for Installation and Operation
GB 4706.1-2005 Household and Similar Electrical Appliances Safety - Part 1: General Requirements
GB 5296.2 Instructions for Use of Products of Consumer Interest - Part 2: Household and Similar Electrical Appliances
GB/T 16292 Test Method for Airborne Particles in Clean Room (Area) of the Pharmaceutical Industry
GB/T 18801 Air Cleaner
GB/T 18809 General Specification for Air Ion Measuring Instruments
3 Terms and Definitions
For the purpose of this document, the following terms and definitions apply.
3.1
negative air ion
individual gas molecule or multiple molecular group, with negative charge, hereinafter referred to as “negative air ion”
3.2
negative ion generator
device which continuously generates negative ion in air by discharging, hereinafter referred to as “generator”
3.3
negative ion density
quantity of negative ions in unit volume of air
Note: unit: g/cm3.
3.4
emitter
medium in generator, used for air discharge
3.5
working voltage of emitter
voltage-to-earth measured for negative ion emitter on voltmeter with input impedance of 1kMΩ
4 Classification and Designation
See Annex A for classification and designation of generator.
5 Requirements
5.1 Appearance
5.1.1 The casing of generator shall be in good condition, free of deformation and sharp corner.
5.1.2 The surface of conductor and sheath shall be clean, free of dirt or damage
5.1.3 Coating should be uniform in color, free of odor, scratches, peeling, damaged matt surface, pores, roughness, leakage, etc.
5.1.4 Circuit shall be packaged well and fixed reliably.
5.2 Safety requirements
5.2.1 Heating
Generator and its ambient environment shall not reach excessive temperature in normal use. Temperature rise shall be monitored continuously during the test. The temperature rise shall not exceed the value shown in Table 3 in Chapter 11, GB 4706.1-2005. The protective device shall not act and the sealant shall not flow out.
5.2.2 Leakage current
At working temperature, the generator continues to work to the stable state specified in 6.3.2, and the leakage current shall not exceed the following values:
——For Class II structure: 0.25mA;
——For Class III structure: 0.5mA.
5.2.3 Protection against access to live parts
The structure and casing of the generator shall be adequate to protect against accidental access to live parts.
Note: parts that are powered by a safe ultra-low voltage are not applicable.
5.2.4 Electrical strength
Where tested according to 6.3.4, no breakdown shall occur.
5.2.5 Moisture resistance
After being subject to the test specified in 6.3.5, the generator, where under electrical strength test according to 6.3.4, shall be free from of breakdown.
5.2.6 Vibration resistance
After being subject to the test specified in 6.3.6, the generator, where under electrical strength test according to 6.3.4, shall be free from of breakdown.
5.2.7 Installation strength
Generator shall be provided with enough installation strength, of which the surface shall be free from visible damage after being subject to the test according to 6.3.7.
5.2.8 Ozone concentration
Where tested according to the requirements of Annex B, the ozone concentration generated by the generator shall not exceed 0.10mg/m3.
Foreword i
1 Scope
2 Normative References
3 Terms and Definitions
4 Classification and Designation
5 Requirements
6 Test Methods
7 Inspection Rules
8 Marking, Packaging, Transportation and Storage
Annex A (Informative) Classification and Designation
Annex B (Normative) Test Method for Ozone Concentration
Annex C (Normative) Test Method for Concentration of Negative Ion
