QB/T 4827-2015 (QBT4827-2015)

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QB/T 4827-2015
GB
LIGHT INDUSTRY STANDARD
OF THE PEOPLE’S REPUBLIC OF CHINA
ICS 97.180
Y 69
Filing No.. 51124-2015
Household and similar devices with ultra-violet
disinfection of drinking water treatment unit
ISSUED ON. JULY 14, 2015
IMPLEMENTED ON. JANUARY 1, 2016
Issued by. Ministry of Industry and Information Technology of the
People's Republic of China
3. No action is required - Full-copy of this standard will be automatically &
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Table of Contents
Foreword ... 3 
1 Scope ... 4 
2 Normative references ... 4 
3 Terms and definitions ... 5 
4 Classification and naming... 6 
5 Requirements ... 6 
6 Test method ... 9 
7 Inspection rules ... 12 
8 Marks, packaging, transport, storage ... 15 
Foreword
This Standard was drafted in accordance with the rules given in GB/T
1.1-2009.
This Standard was proposed by China Light Industry Federation.
This Standard shall be under the jurisdiction of National Technical Committee
on Household Appliances of Standardization Administration of China
(SAC/TC 46).
The drafting organizations of this Standard. Ningbo Hydrotek Co., Ltd.,
Zhejiang Patio Water Treatment Technology Co., Ltd., Beijing Origin Water
Pure Tech Co., Ltd., Qingdao Risheng Electric Service Co., Ltd., Zhongshan
Shide Light Industry Mechanical & Electrical Products Co., Ltd., China Quality
Inspection Association of Water Purification Equipment Professional
Committee, China Household Electrical Appliances Research Institute,
Changzhou Peide Water Treatment Equipment Co., Ltd., Lota (Xiamen)
Industrial Co., Ltd., Qingdao Jiesheng Electric Co., Ltd.
Main drafters of this Standard. Gu Chengtao, Peng Kaiqin, Wang Bing, Ji
Xiaojian, Zheng Jiandong, Gu Jiuchuan, Wang Tongshuai, Wu Zhiquan, Liao
Ronghua, She Dongtai.
This Standard was issued for the first time.
Household and similar devices with ultra-violet
disinfection of drinking water treatment unit
1 Scope
This Standard specifies the terms and definitions, classification and naming,
requirements, test methods, inspection rules and marking, packaging,
transport, storage for household and similar devices with ultra-violet
disinfection of drinking water treatment unit.
This Standard applies to household and similar devices with ultra-violet
disinfection of drinking water treatment unit and ultraviolet disinfection
equipment of independent use.
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 191, Packaging and storage marks
GB/T 1019, General requirements for the package of household and
similar electrical appliances
GB/T 2423.17, Environmental testing for electric and electronic products -
Part 2. Test method - Test Ka. Salt mist
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 4706.1, Safety of household and similar electrical appliances; General
requirements
GB 5296.2, Instructions for use of products of consumer interest - Part 2.
Household and similar electrical appliances
GB 5749, Sanitary standard for drinking water
GB/T 5750, Standard examination methods for drinking water
GB/T 17219, Standard for Safety Evaluation of Equipment and Protective
Mater
GB/T 19857, Determination of malachite green and crystal violet residues
in aquatic product
Ministry of Health, "Drinking Water Disinfectant and Disinfection
Equipment, Health and Safety Evaluation" (Trial) (2001)
Ministry of Health, "Ministry of Health on Drinking Water Safety and Safety
Products Inspection Requirements" (2001)
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1 drinking water treatment device
a system capable of improving water quality that consists of one or several
drinking water treatment units
3.2 ultra-violet disinfection
the process of using ultraviolet radiation of which the wavelength is 200nm ~
300 nm to kill the microorganisms or make the microorganisms lose activity
3.3 household and similar devices with ultra-violet disinfection of
drinking water treatment
using ultraviolet disinfection principle, as a component of household and
similar use of drinking water treatment device, hereinafter referred to as
"ultra-violet disinfection unit"
3.4 effective dose of ultra-violet
the microbial inactivation of ultra-violet dosage realized by ultra-violet
disinfection unit
NOTE. The unit is mJ/cm2.
3.5 water flow
under the specified operating conditions, the nominal amount of water per
unit of time of ultra-violet disinfection unit manufacturer
a) municipal tap water or other centralized water supply, as well as water
for other processing units in household and similar drinking water
treatment plants;
b) pressure. 0.1 MPa ~ 0.4 MPa;
c) water pressure. 5°C ~ 38°C;
d) turbidity. not greater than 1 NTU.
5.1.2 The environmental conditions are as follows.
a) temperature. 4°C ~ 40°C;
b) relative humidity. not greater than 90% (at 25°C).
5.2 Appearance
5.2.1 The ultra-violet disinfection unit shall look neat, without rust.
5.2.2 The exposed structure surface of ultra-violet disinfection unit shall be
flat, smooth, without sharp edges.
5.2.3 The shell coating surface of ultra-violet disinfection unit shall be flat,
smooth. The color shall be uniform. The coating shall be firm. There shall be
no obvious scars, scratches, wrinkles, linen, blistering, leakage coating or
collection of sand or other defects. The decorative coating of electroplating
parts shall be smooth and fine, with uniform color. There shall be no defects
such as spots, rust spots, pinholes, bubbles or coating peeling. The surface
of plastic parts shall be flat, smooth, with uniform color, without cracks,
bubbles, significant shrinkage, deformation, etc.
5.3 Materials
5.3.1 The material in contact with water shall meet requirements of GB/T
17219.
5.3.2 The metal material in contact with water shall be resistant to corrosion.
5.3.3 After plastic, rubber materials are subject to ultraviolet radiation, within
the nominal life of the material by the manufacturer, the material shall not be
deformed, softened, broken; the structure strength of the material shall meet
requirements of 5.4.2. The health and safety of the materials shall comply
with the requirements of 5.3.1.
5.3.4 The material used for the ultra-violet disinfection unit shall be capable
of withstanding the temperature at which the ultra-violet lamp is lit during an
anhydrous period.
1 - low water level alarm device; 2 - pump; 3 - counter; 4 - electromagnetic valve; 5 - ring
timer; 6 - pressure gauge; 7 - pressure relief valve; 8 - low water level alarm device; 9 -
water storage container; 10 - pressure tank; 11 - testing ultra-violet disinfection unit; 12 -
drainage device.
Figure 1 -- Static pressure, cycle pressure test devices diagram
6.4.2.2 Static pressure test
Carry out the static pressure test of ultra-violet disinfection unit according to
the following requirements.
a) the temperature of the test water shall be maintained at (20 ± 3)°C;
b) connect the inlet and outlet ports of the ultra-violet disinfection unit to the
test devices shown in Figure 1;
c) fill the ultra-violet disinfection unit with water so that all the air within the
ultra-violet disinfection unit are emptied; close the outlet and drain of the
ultra-violet disinfection unit; start the pump to apply pressure to the
ultra-violet disinfection unit;
d) increase the pressure at not less than 0.4 MPa/s to the pressure valued
specified in Table 1 within 5 s;
e) maintain the test pressure for 15 min; during the entire process of the
test, continuously check the water tightness of the ultra-violet
disinfection unit.
6.4.2.3 Cycle pressure test
Carry out the cycle pressure test of ultra-violet disinfection unit according to
the following requirements.
a) the temperature of the whole cycle test shall be maintained at (20 ± 3)°C
and shall be adjusted so that no condensation is formed on the surface
of the test device;
b) connect the inlet and outlet ports of the ultra-violet disinfection unit to the
test devices shown in Figure 1;
c) ill the ultra-violet disinfection unit with water so that all the air within the
ultra-violet disinfection unit are emptied; close the outlet and drain of the
ultra-violet disinfection unit; start the pump to apply pressure to the
ultra-violet disinfection unit;
d) after the counter is zeroed or the initial reading is recorded, start the
pressure cycle test; increase the pressure of each cycle 1 s ~ 3 s, the