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Protection against pollution of potable water in water installations and general requirements of devices to prevent pollution by backflow
STANDARD published on 1.4.2002
Designation standards: ČSN EN 1717
Classification mark: 755462
Catalog number: 63947
Publication date standards: 1.4.2002
SKU: NS-148186
The number of pages: 52
Approximate weight : 156 g (0.34 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
Norma stanoví minimální požadavky na normy výrobků pro ochranná zařízení, která se používají na ochranu proti znečištění pitné vody ve vnitřních vodovodech a uvádí všeobecné požadavky na zařízení na ochranu proti znečištění zpětným průtokem
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1.10.2005
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1.10.2006
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1.7.2008
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