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 standard is developed in accordance with the rules given in GB/T 1.1-2009.
General hygienic requirement for air disinfecting machine
1 Scope
This standard specifies the classification, designation and model, technical requirements, inspection methods, application methods, nameplates and instructions of air disinfecting machines.
This standard is applicable to the air disinfecting machines for disinfection using physical agents, chemical agents and other agents.
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 9706.1 Medical electrical equipment - Part 1: General requirements for safety
GB/T 14294 Central-station air handling units
GB 28232 Safety and sanitation standard for ozone generator
GB 28235 Safety and sanitary standard for ultraviolet appliance of air disinfection
GBZ/T 189.8 Measurement of physical agents in workplace - Part 8: Noise
Technical standard for disinfection (Edition 2002) issued by the Ministry of Health of the People's Republic of China (WEIFAJIANFA [2002] No.282)
Management standard for labels and instructions of disinfectant products (Edition 2005) issued by the Ministry of Health of the People's Republic of China (WEIJIANDUFA [2005] No.426)
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
air disinfecting machine
device that has independent power and can operate independently, and is used to kill or remove the microorganisms in indoor air with physical, chemical or other methods, so as to reach disinfection requirements and
3.2
decay rate
percentage of bacteria in the air that naturally disappear or die
3.3
extinction rate
percentage of the total number of bacteria in the air that naturally decayed and killed by disinfection
3.4
killing rate
percentage used for expressing the reduction number of microorganisms in microorganism killing test
4 Classification
4.1 Classification by working principle
4.1.1 Air disinfecting machines using physical agents: air disinfecting machines used to kill or remove microorganisms in the air by electrostatic adsorption, filtration technology and ultraviolet so as to reach the disinfection requirements, which may be used for indoor air disinfection when people are present, such as electrostatic adsorption air disinfecting machine, HEPA and ultraviolet appliance for air disinfection.
4.1.2 Air disinfecting machines using chemical agents: air disinfecting machines used to kill microorganisms in the air by the generated chemical agents so as to reach the disinfection requirements, which are only used for disinfection of indoor air when no people are present, such as chlorine dioxide air disinfecting machine, ozone air disinfecting machine, hydrogen peroxide air disinfecting machine and peroxyacetic acid air disinfecting machine.
4.1.3 Air disinfecting machines using other agents: air disinfecting machines used to kill microorganisms in the air by other agents so as to reach the disinfection requirements, such as plasma air disinfecting machine and photocatalyst air disinfecting machine.
4.2 Classification by installation mode
The product may be classified into wall-mounted, cabinet type, movable cabinet type and embedded air disinfecting machines.
5 Designation and model
5.1 Designation
It shall meet the requirements of Management standard for labels and instructions of disinfectant products.
5.2 Model
Trade name-B-□1-□2
Trade name-G-□1-□2
Trade name-Y-□1-□2
Trade name-Q-□1-□2
Keys: B—code of wall-mounted air disinfecting machine
G—code of cabinet type air disinfecting machine
Y—code of movable air disinfecting machine
Q—code of embedded air disinfecting machine
□1—common name
□2—attribute name
Example: XX-Q-□1-□2
It indicates XX embedded 300 ozone air disinfecting machine
6 Technical requirements
6.1 General requirements
6.1.1 Appearance
The air disinfecting machine shall have smooth and flat appearance; all components shall be firmly connected, and the machine can work safely in normal use without causing harm to personnel and surrounding environment.
6.1.2 Effective lifetime
The ultraviolet appliance for air disinfection shall meet the requirements for lifetime specified in GB 28235; the ozone air disinfecting machine shall meet the requirements in GB 28232; other air disinfecting machines shall meet the requirements of corresponding standards, or meet the requirements of product quality standards if no corresponding standard is available.
Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Classification 5 Designation and model 6 Technical requirements 7 Testing methods 8 Application methods 9 Nameplates and instructions Annex A (Normative) Simulated field test for air disinfection Annex B (Normative) Field test for air disinfection Annex C (Informative) Test for identification of neutralizer in air disinfectant
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 standard is developed in accordance with the rules given in GB/T 1.1-2009.
General hygienic requirement for air disinfecting machine
1 Scope
This standard specifies the classification, designation and model, technical requirements, inspection methods, application methods, nameplates and instructions of air disinfecting machines.
This standard is applicable to the air disinfecting machines for disinfection using physical agents, chemical agents and other agents.
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 9706.1 Medical electrical equipment - Part 1: General requirements for safety
GB/T 14294 Central-station air handling units
GB 28232 Safety and sanitation standard for ozone generator
GB 28235 Safety and sanitary standard for ultraviolet appliance of air disinfection
GBZ/T 189.8 Measurement of physical agents in workplace - Part 8: Noise
Technical standard for disinfection (Edition 2002) issued by the Ministry of Health of the People's Republic of China (WEIFAJIANFA [2002] No.282)
Management standard for labels and instructions of disinfectant products (Edition 2005) issued by the Ministry of Health of the People's Republic of China (WEIJIANDUFA [2005] No.426)
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
air disinfecting machine
device that has independent power and can operate independently, and is used to kill or remove the microorganisms in indoor air with physical, chemical or other methods, so as to reach disinfection requirements and
3.2
decay rate
percentage of bacteria in the air that naturally disappear or die
3.3
extinction rate
percentage of the total number of bacteria in the air that naturally decayed and killed by disinfection
3.4
killing rate
percentage used for expressing the reduction number of microorganisms in microorganism killing test
4 Classification
4.1 Classification by working principle
4.1.1 Air disinfecting machines using physical agents: air disinfecting machines used to kill or remove microorganisms in the air by electrostatic adsorption, filtration technology and ultraviolet so as to reach the disinfection requirements, which may be used for indoor air disinfection when people are present, such as electrostatic adsorption air disinfecting machine, HEPA and ultraviolet appliance for air disinfection.
4.1.2 Air disinfecting machines using chemical agents: air disinfecting machines used to kill microorganisms in the air by the generated chemical agents so as to reach the disinfection requirements, which are only used for disinfection of indoor air when no people are present, such as chlorine dioxide air disinfecting machine, ozone air disinfecting machine, hydrogen peroxide air disinfecting machine and peroxyacetic acid air disinfecting machine.
4.1.3 Air disinfecting machines using other agents: air disinfecting machines used to kill microorganisms in the air by other agents so as to reach the disinfection requirements, such as plasma air disinfecting machine and photocatalyst air disinfecting machine.
4.2 Classification by installation mode
The product may be classified into wall-mounted, cabinet type, movable cabinet type and embedded air disinfecting machines.
5 Designation and model
5.1 Designation
It shall meet the requirements of Management standard for labels and instructions of disinfectant products.
5.2 Model
Trade name-B-□1-□2
Trade name-G-□1-□2
Trade name-Y-□1-□2
Trade name-Q-□1-□2
Keys: B—code of wall-mounted air disinfecting machine
G—code of cabinet type air disinfecting machine
Y—code of movable air disinfecting machine
Q—code of embedded air disinfecting machine
□1—common name
□2—attribute name
Example: XX-Q-□1-□2
It indicates XX embedded 300 ozone air disinfecting machine
6 Technical requirements
6.1 General requirements
6.1.1 Appearance
The air disinfecting machine shall have smooth and flat appearance; all components shall be firmly connected, and the machine can work safely in normal use without causing harm to personnel and surrounding environment.
6.1.2 Effective lifetime
The ultraviolet appliance for air disinfection shall meet the requirements for lifetime specified in GB 28235; the ozone air disinfecting machine shall meet the requirements in GB 28232; other air disinfecting machines shall meet the requirements of corresponding standards, or meet the requirements of product quality standards if no corresponding standard is available.
Contents of WS/T 648-2019
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Classification
5 Designation and model
6 Technical requirements
7 Testing methods
8 Application methods
9 Nameplates and instructions
Annex A (Normative) Simulated field test for air disinfection
Annex B (Normative) Field test for air disinfection
Annex C (Informative) Test for identification of neutralizer in air disinfectant
