DIN 4757-1 (1980-11)被替代
Solar Heating Plants Working With Water And Water Mixtures Heat Transfer Fluids; Safety Requirements
出版：German Institute for Standardisation (Deutsches Institut für Normung)
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基本信息
标准编号： DIN 4757-1 (1980-11)
发布时间：1980/11/1 0:00:00
标准类别：Standard
出版单位：German Institute for Standardisation (Deutsches Institut für Normung)
标准页数：0
标准简介
Applies to open and closed solar heating plants with natural circulation (thermosiphon or gravity circulation) and with forced circulation in accordance with sub-clause 4.1 and sub-clause 4.2. The hear transfer media used include water, water with the addition of antifreezes and synthetic heat transfer media which are mixed with water, and which have a boiling point of the mixture situation above the boiling point of the water. This mixture must be non-combustible. DIN 4757 Part 2 applies to solar heating plants operating on organic heat transfer media.
