SN/T 1994.3-2020 English PDFUS$159.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. SN/T 1994.3-2020: (Inspection Regulations for Imported Boilers and Pressure Vessels - Part 3: Gas Heating Water Heaters) Status: Valid
Basic dataStandard ID: SN/T 1994.3-2020 (SN/T1994.3-2020)Description (Translated English): (Inspection Regulations for Imported Boilers and Pressure Vessels - Part 3: Gas Heating Water Heaters) Sector / Industry: Commodity Inspection Standard (Recommended) Classification of Chinese Standard: P46 Classification of International Standard: 91.410.99 Word Count Estimation: 7,766 Date of Issue: 2020-08-27 Date of Implementation: 2021-03-01 Regulation (derived from): General Administration of Customs Announcement No. 98 [2020] Issuing agency(ies): General Administration of Customs SN/T 1994.3-2020: (Inspection Regulations for Imported Boilers and Pressure Vessels - Part 3: Gas Heating Water Heaters)---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order. Rules for the inspection of boilers and pressure vessels for import -Part 3.Gas-fired heating and hot water combi-boilers The People's Republic of China Entry-Exit Inspection and Quarantine Industry Standards Inspection Regulations for Imported Boilers and Pressure Vessels Part 3.Gas-fired heating water heaters 2020-08-27 release 2021-03-01 implementation Issued by the General Administration of Customs of the People's Republic of China ForewordThis part was drafted in accordance with the rules given in GB/T 1.1-2009. Please note that some of the contents of this document may involve patents. Publication of this part The agency is not responsible for identifying these patents. This part is proposed and managed by the General Administration of Customs of the People's Republic of China. Drafting organization of this section. Qingdao Customs of the People's Republic of China. The main drafters of this section. Wang Huiyong, Bao Dayong, Li Haotian, Xing Li, Li Xiangnan, Wang Bin. Inspection Regulations for Imported Boilers and Pressure Vessels Part 3.Gas heating water heater1 ScopeThis section specifies the technical requirements, inspection and result determination methods for imported gas-fired gas-fired water heaters. This section applies to the rated heat input is less than or equal to 70kW, the maximum heating working water pressure is less than or equal to 0.3MPa, and the water temperature is not large during operation. At 95℃, it is a dual-purpose appliance for heating and hot water using atmospheric burners or fan-assisted burners or full premixed burners. It is also suitable for Single heating appliance. This section does not apply to the following appliances. --Natural exhaust flue type, outdoor type appliances; --Condensing appliances; -Volumetric appliances; - Appliances with two independent combustion systems used for heating and hot water in the same enclosure, including appliances with a common flue between the two.2 Normative referencesThe following documents are indispensable for the application of this document. For dated reference documents, only the dated version is applicable to this file. For undated reference documents, the latest version (including all amendments) is applicable to this document. GB/T 191 Packaging, storage and transportation pictorial signs GB 20665-2015 Domestic gas instantaneous water heaters and gas heating water heaters energy efficiency limit values and energy efficiency grades GB 25034-2010 Gas heating water heater SN/T 0002.1-2012 Basic Regulations for the Preparation of Inspection Regulations for Import and Export Mechanical and Electrical Products3 Terms and definitionsThe following terms and definitions defined in GB 20665-2015, GB 25034-2010 and SN/T 0002.1-2012 apply to this file. 3.1 Mode of sampling inspection According to the compulsory requirements of national technical regulations, the conformity assessment activities of sampling, inspection and inspection of import and export commodities are implemented batch by batch or selected batches. 3.2 Mode of compliance verification According to the mandatory requirements of the national technical specifications, check whether the inspection documents and vouchers and the goods are in conformity, and random inspections can be carried out if necessary. And implement the supervision of conformity assessment activities. 3.3 Inspection lot Unit products produced under the same production conditions of the same specification and model assembled for the implementation of inspections are referred to as "batch" for short.4 Technical requirements4.1 Safety requirements The safety requirements of imported gas-fired heating water heaters should meet the requirements of Chapter 5 and Chapter 9 of GB 25034-2010. 4.2 Performance requirements The performance requirements of imported gas-fired heating water heaters shall meet the requirements of Chapter 6 of GB 25034-2010. 4.3 Energy efficiency requirements The energy efficiency limit value of imported gas-fired heating water heaters should meet the requirements of Article 4.3 of GB 20665-2015.5 Inspection5.1 The choice of inspection supervision mode The inspection and supervision mode of imported gas-fired heating water heaters shall be based on the relevant national regulations and select the sampling inspection mode or Compliance verification mode. 5.2 Inspection method The inspection methods under different inspection supervision modes are. --Sampling inspection mode. conformity verification, random sampling inspection; --Conformity verification mode. conformity verification out-of-box inspection. 5.3 Sampling inspection 5.3.1 The lottery rate shall not be less than 1%. 3 units are sampled in each batch, and all batches of less than 3 units are sampled. 5.3.2 The items, contents and methods of sampling inspection are shown in Table 1. 5.4 Unpacking inspection 5.4.1 The lottery rate shall not be less than 5%. 3 units are sampled in each batch, and all batches of less than 3 units are sampled. 5.4.2 The items, contents and methods of unpacking inspection are shown in Table 1.6 Results judgment and processing6.1 Judgment of results When all the inspection items of the sample are qualified, the inspection lot is qualified, and if there is one unqualified, the inspection lot is deemed unqualified. 6.2 Disposal of unqualified batches Unqualified batches are not allowed to be sold or used. ...... |
