DIN EN 303-6-2000 采暖锅炉.第6部分：采用压力通风燃烧器的采暖锅炉.标称输入不超70kW雾化燃油燃烧器分节锅炉家庭热水运行的特定要求
Heating boilers - Part 6: Heating boilers with forced draught burners; specific requirements for the domestic hot water operation of combination boilers with atomizing oil burners of nominal heat input not exceeding 70 kW; German version EN 303-6:2000
The document specifies the supplementary requirements and tests for the construction, safety, rational use of energy, fitness for purpose, classification and marking related to the domestic hot water operation of combination boilers.