
Gas Fired Central Heating Boilers - Type B11 And B11bs Boilers Fitted With Atmospheric Burners Of Nominal Heat Input Not Exceeding 70 Kw
出版:National Standards Authority of Ireland

专家解读视频
Specifies the requirements and test methods for the construction, safety, fitness for purpose, rational use of energy, classification and marking of gas-fired central heating boilers.
UNI EN 297:2007 - Identical
SS EN 297:1994 - Identical
UNE EN 297:1995 - Identical
NS EN 297:1994 - Identical
NF EN 297:1994 - Identical
UNI EN 297:1996 - Identical
NBN EN 297:1994 - Identical
BS EN 297:1994 - Identical
DIN EN 297 (2005-10) - Identical
ONORM EN 297:2006 - Identical
NEN EN 297:1994 - Identical
SN EN 297:1998 - Identical