33
3.3
TEST MARKS
The domestic water stations conform to the technical regulations for drinking water installations in ac-
cordance with DIN EN 806 ff. and the national annex DIN 1988 ff. and DIN EN 1717. They are tested by
the DVGW (Deutsche Vereinigung des Gas- und Wasserfaches e.V. — technical-scientific association for
the gas and water industries) in accordance with the requirements of DIN EN 13959 for backflow preven-
ters, DIN EN 13443-1 and DIN 19628 for mechanical filters in drinking water installations and DIN EN
1567 (pressure stage PN 16) for pressure reducers, and are therefore entitled to bear the DIN-DVGW
mark.
NW-9311CN0107
Fig. 2: DIN-DVGW mark
Содержание CLEAR 2.0
Страница 15: ...15 Abb 6 Ableitungsmöglichkeiten für das Rückspülwasser I min 15 l II min 40 mm III IV V min 250 mm min 250 mm ...
Страница 41: ...41 Fig 6 Backwash water discharge options I min 15 l II min 40 mm III IV V min 250 mm min 250 mm ...
Страница 67: ...67 Rys 6 Możliwości odprowadzania popłuczyn I min 15 l II min 40 mm III IV V min 250 mm min 250 mm ...
