NEN EN 12566-7:2006被替代
Small Wastewater Treatment Systems For Up To 50 Pt - Part 7: Prefabricated Tertiary Treatment Units
出版：Nederlands Normalisatie Instituut
专家解读视频
Defines requirements, test methods, the marking and evaluation of conformity for packaged and/or on site assembled tertiary treatment units used for treated wastewater normally coming from: products according to EN 12566-3, products according to EN 12566-6, installations according to TR 12566-5. Covers the following processes: Biological processes: slow filtration with or without vegetation, Physical processes: filtration, cartridge and drum membranes, reverse osmosis, ultra-filtration, Chemical processes: dosing with chlorine or ozone, dosing with iron or aluminium derivatives for flocculation, Electrical processes: ultra-violet, electrolysis. It covers only tertiary treatment units that are provided alone.
