G/TBT/N/VNM/270  
23 August 2023  
(23-5659) Page: 1/3 
Committee on Technical Barriers to Trade  Original:  English  
 
  
NOTIFICATION  
The following notification is being circulated in accordance with Article 10.6  
 
1. Notifying Member:  VIET NAM  
If applicable, name of local government involved (Article 3.2 and 7.2):   
2. Agency responsible:   
Ministry of Labour, Invalids and Social Affairs (MOLISA)  
No. 12 Ngo Quyen,  
Hoan Kiem  
Ha Noi  
Name and address (including telephone and fax numbers , email and website 
addresses, if available) of agency or authority designated to handle comments 
regarding the notificatio n shall be indicated if different from above:   
Department of Work safety  
12th floor, MOLISA Office Building, no. 3 alley 7 Ton That Thuyet street, Dich Vong Hau 
ward, Cau Giay district, Ha Noi  
Tel: 024 - 39362950  
Fax: 024 - 39362920  
E-mail: bsw@antoanlaodong.gov.vn  
Website: http://www.antoanlaodong.gov.vn  
3. Notified under Article 2.9.2 [X], 2.10.1 [  ], 5.6.2 [  ], 5.7.1 [  ], 3.2 [  ], 7.2 [  ], 
other :  
4. Products covered (HS or CCCN where applicable, otherwise national tariff 
heading. ICS numbers may be provided in addition, where applicable):  
Refrigeration systems  
5. Title, number of pages and language(s) of the notified document:  Draft National 
technical regulation on safe work of refrigeration systems; (55 page(s), in Vietnamese)  
6. Description of content:  This draft National Technical Regulation prescribes 
requirements on occupational health and safety in the design, manufacture, importation, 
purchase, ownership, installation, utilization, operation, maintenance, repair, recovery 
and disposal of refrigeration s ystem (including new, expanded or renovated systems from 
existing or used ones, systems moved to and operated in another location; systems 
changing from one to another refrigerants), heat pumps, absorption systems with 
evaporating and condensing closed -loop refrigerants according to system classification in 
TCVN 6104 -1:2015 using refrigerants of groups B1, B2 , B2L, B3, A2, A3 and group A1 
(with a loaded amount of 05 kg and above), A2L (with a loaded amount of 05 kg and 
above) according to the safety classi fication in TCVN 6739:2015  
This draft National Technical Regulation excludes the following:  
- Refrigeration systems that use water or air as the refrigerants.  
- Refrigeration systems used in transportationvehicles.  G/TBT/N/VNM/270  
 
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  - Water -lithium bromide vapor absorption refrigeration system  
- Steam jet refrigeration systems.  
This draft National Technical Regulation applies to organizations, and individuals engaged 
in the design, manufacture, importation, purchase, ownership, installation, utilization, 
operation, maintenan ce, repair, recovery and disposal of refrigeration systems.  
This draft National Technical Regulation applies to agencies, organizations and individuals 
engaged in evaluating, certifying, inspecting, testing and verifying the refrigeration 
system specified at Section 1.1 above.  
7. Objective and rationale, including the nature of urgent problems where 
applicable:  Protection of the environment; Quality requirements  
8. Relevant documents:   
- Law on Standards and Technical Regulations 2006;  
- Law on Product and Goods Quality 2007;  
- Law on Occupational Health and Safety 2015;  
- TCVN 6104 -1:2015 (ISO 5149 -1:2014), Refrigerating systems and heat pumps - Safety 
and environmental requirements - Part 1: Definitions, classification and selection criteria.  
- TCVN 6104 -2:2015 (ISO 5149 -2:2014), Refrigerating systems and heat pumps -- Safety 
and environmental requirements - Part 2: Design, construction, testing, marking and 
documentation  
- TCVN 6104 -3:2015 (ISO 5149 -3:2014), Refrigerating systems and heat pumps -- Safety 
and environmental requirements - Part 3: Installation site  
- TCVN 6104 -4:2015 (ISO 5149 -4:2014), Refrigerating systems and heat pumps - Safety 
and environmental requirements - Part 4: Operation, maintenance, repair and recovery  
- TCVN 6739: 2015 (ISO 817:2014, Refrigerants - Designation and safety classification  
- TCVN 7384 -1:2010 (ISO 13849 -1:2006), Safety of machinery – Safety – related parts 
of control systems – Part 1: General principles for design  
- TCVN 7915 -1:2009 (ISO 4126 -1: 2004), S afety devices for protection against excessive 
pressure Part 1: Safety valves  
- TCVN 7915 -2:2009 (ISO 4126 -2: 2003), Safety devices for protection against excessive 
- Part 2: Bursting disc safety devices.  
- TCVN 7915 -3:2009 (ISO 4126 -3: 2006), Safety devic es for protection against excessive 
pressure - Part 3: Safety valves and bursting disc safety devices in combination  
- TCVN 7915 -4:2009 (ISO 4126 -4: 2004), Safety devices for protection against excessive 
pressure - Part 4: Pilot -operated safety valves.  
- TCVN 7915 -5:2009 (ISO 4126 -5: 2004, Technical corrigendum 2 -2007), Safety devices 
for protection against excessive pressure - Part 5: Controlled safety pressure relief 
systems (CSPRS).  
- TCVN 7915 -6:2009 (ISO 4126 -6: 2003), Safety devices for protection aga inst excessive 
pressure - Part 6: Application, selection and installation of bursting disc safety devices.  
- TCVN 11277: 2015 (ISO 14903:2012), Refrigerating systems and heat pumps -- 
Qualification of tightness of components and joints.  
- QCVN: 01 – 2008/B LĐTBXH, National technical regulation on safe work of steam boiler 
and pressure vessel.  
- TCVN 8366: 2010, Pressure vessels - Requirement of design and manufacture  
- TCVN 6155: 1996, Pressure vessels – Safety engineering requirements of erection, use, 
repair. G/TBT/N/VNM/270  
 
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  - TCVN 8092:2021 (ISO 7010:2019), Graphical symbols - Safety colours and safety signs 
Registered safety signs  
- EN IEC 60730 -2-9:2016, Automatic electrical controls. Particular requirements for 
temperature sensing controls  
9. Proposed date of adoption:  1 December 2023  
Proposed date of entry into force:  1 June 2024  
10. Final date for comments:  60 days from notification  
11. Texts available from:  National enquiry point [ ] or address, telephone and fax 
numbers and email and website addresses, if available , of other body:   
https://members.wto.org/crnattachments/2023/TBT/VNM/23_1195 9_00_x.pdf