NS EN 12897:2016现行
Water Supply - Specification For Indirectly Heated Unvented (Closed) Storage Water Heaters
出版：Norwegian Standards (Norges Standardiseringsforbund)
专家解读视频
2016 [01/11/2016]1ED 2006 [01/11/2006]
ONORM EN 12897:2006 - Identical
UNE EN 12897:2007 - Identical
DIN EN 12897 (2006-09) - Identical
SN EN 12897:2006 - Identical
NF EN 12897:2016 - Identical
NBN EN 12897:2016 - Identical
UNI EN 12897:2016 - Identical
I.S. EN 12897:2016 - Identical
SS EN 12897 Ed. 2 (2016) - Identical
NEN EN 12897:2016 - Identical
BS EN 12897:2016 - Identical
EN 12897:2016 - Identical
