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NY/T 759-2003: Specification for pressure-resistant domestic solar water heater
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NY/T 759-2003: Specification for pressure-resistant domestic solar water heater

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Specification for pressure-resistant domestic solar water heater ICS 27.160 F12 People's Republic of China Agricultural Industry Standard Pressure-bearing domestic solar water heater technical conditions Released on December 12,.2003 2004-03-01 implementation Published by the Ministry of Agriculture

Foreword

This standard was proposed by the Department of Science and Technology Education of the Ministry of Agriculture. This standard was drafted. Planning and Research Institute of the Ministry of Agriculture, Huangming Solar Energy Co., Ltd., Nanjing Ningzhi Solar Energy Equipment Co., Ltd., Love Italian energy and environmental technology development company. The main drafters of this standard. Gao Yuanchao, Chen Xiaofu, Huang Ming, Li Peishen. Pressure-bearing domestic solar water heater technical conditions

1 Scope

This standard specifies the product classification, technical requirements, test methods, inspection rules, signs and packaging of pressure-type domestic solar water heaters. This standard applies to forced circulation type, natural circulation type, boring type pressure-bearing household solar water heater, also applicable to electric auxiliary heater Various types of pressurized solar water heaters.

2 Normative references

The terms in the following documents become the provisions of this standard by reference to this standard. All dated references are followed by Modifications (not including errata content) or revisions do not apply to this standard, however, research that encourages agreements based on this standard is No, the latest version of these files can be used. For undated references, the latest edition applies to this standard. GB/T 191 packaging storage and transportation icon GB/T 1720 paint film adhesion test method GB/T 1740 paint film moisture resistance test GB/T 1865 Paint and varnish artificial weathering and artificial radiation exposure (filtered xenon arc radiation) GB 4706.1-1998 Safety of household and similar electrical appliances Part 1. General requirements (eqv IEC 335-1.1991) GB 5013.2-1997 Rubber insulated flexible cables of rated voltages up to and including GB/T 12467.1～12467.4-1998 Welding quality requirements Fusion welding of metallic materials GB/T 12915-1991 Test method for thermal performance of domestic solar water heaters GB/T 12936.2-1991 Solar energy use term part two General technical conditions for GB/T 13384 mechanical and electrical product packaging GB/T 17049-1997 Full glass vacuum solar collector tube NY/T 343-1998 Technical conditions for domestic solar water heaters NY/T 513-2002 Household solar water heater electric auxiliary heat source

3 Terms and definitions

The following terms and definitions established in GB/T 12936 and NY/T 343 apply to this standard. 3.1 Pressure-type domestic solar water heater The allowable working pressure exceeds 0.4 MPa, which is suitable for household and small collective use, and the solar collector is the main heat source. 3.2 Pressure storage tank A device that can withstand the use of working pressures to store hot water in a solar water heater. 3.3 Allowed work pressure System pressure during long-term operation. The allowable working pressure specified in this standard shall be greater than 0.4 MPa.

4 models and markings

4.1 The model number of the water heater is indicated by uppercase Chinese pinyin letters and Arabic numerals. 4.2 The water heater model consists of the following types. water heater type, collector structure, heat absorbing material type, water heater lighting area, ...