NEN EN 14452:2005现行
Devices To Prevent Pollution By Backflow Of Potable Water - Pipe Interrupter With Atmospheric Vent And Moving Element Dn 10 To Dn 20 - Family D, Type B
出版：Nederlands Normalisatie Instituut
专家解读视频
Describes the characteristics of pipe interrupters with atmospheric vent and moving element, DN 10 to DN 20 that are suitable for use in drinking water systems at pressures up to 1 MPa (10 bar) and temperatures up to 65 degree C and for 1 h at 90 degree C.
NF EN 14452:2005 - Identical
DIN EN 14452 (2005-08) - Identical
BS EN 14452:2005 - Identical
SN EN 14452:2005 - Identical
NBN EN 14452:2005 - Identical
I.S. EN 14452:2005 - Identical
UNI EN 14452:2005 - Identical
NS EN 14452 Ed. 1 (2005) - Identical
UNE EN 14452:2005 - Identical
SS EN 14452 Ed. 1 (2005) - Identical
ONORM EN 14452:2005 - Identical
