IEC 61770-ed.2.0

Podrobné informácie

Označenie: IEC 61770-ed.2.0

Dátum vydania: 23.07.2008

Stránok: 42

Krajina: Medzinárodná technická norma

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Anotácia

IEC 61770:2008 provides requirements for appliances for household and similar purposes to prevent the backsiphonage of non-potable water into the water mains. It also specifies requirements for hose-sets used for connecting such appliances to the water mains that supply water at a pressure not exceeding 1 MPa. The major changes in this edition as compared with the first edition are as follows: normative references are updated; some notes have been converted to normative text (3.10, 5.2, 6.3, 7.2 and Annex A); the type of petroleum spirit has been specified (9.3). La CEI 61770:2008 specifie les exigences pour les appareils a usages domestiques et analogues pour eviter un retour deau non potable par siphonnage dans le reseau dalimentation en eau. Elle specifie egalement les exigences pour les ensembles de raccordement utilises pour raccorder de tels appareils aux reseaux dalimentation dont la pression ne depasse pas 1 MPa. Cette edition inclut les modifications techniques majeures suivantes par rapport a l edition precedente: mise a jour des references normatives; transformation de certaines notes en exigences (3.10, 5.2, 6.3, 7.2 et Annexe A); le type d essence a ete specifie (9.3).