NS EN 779 Ed. 1 (2003)被替代
Particulate Air Filters For General Ventilation - Determination Of The Filtration Performance
出版：Norwegian Standards (Norges Standardiseringsforbund)
專家解讀視頻
Contains requirements to be met by particulate air filters. Describes testing methods and the test rig for measuring the filter performance. Coverage includes definitions, materials and marking.
SS EN 779 Ed. 3 (2012) - Identical
UNI EN 779:2012 - Identical
NEN EN 779:2012 - Identical
NBN EN 779:2012 - Identical
DIN EN 779 (2003-05) - Identical
BS EN 779:2002 - Identical
I.S. EN 779:2002 - Identical
NBN EN 779:2003 - Identical
NF EN 779:2003 - Identical
UNI EN 779:1995 - Identical
UNE EN 779:2003 - Identical
SS EN 779 Ed. 2 (2002) - Identical
UNI EN 779:2005 - Identical
SN EN 779:2003 - Identical
NEN EN 779:2003 - Identical
ONORM EN 779:2003 - Identical
