NEN EN 50090-2-2:1997现行
Home And Building Electronic Systems (hbes) - Part 2-2: System Overview - General Technical Requirements
出版：Nederlands Normalisatie Instituut
专家解读视频
Specifies the general technical requirements of a Home and Building Electronic System based on SELV or PELV. Covers cabling and topology, electrical and functional safety, environmental conditions and behaviour in the event of failures in addition to specific HBES installation use.
SN EN 50090-2-2:1996 - Identical
SS EN 50090-2-2:1997 - Identical
UNE EN 50090-2-2:1998 - Identical
I.S. EN 50090-2-2:1998 - Identical
NF EN 50090-2-2:1997 - Identical
DIN EN 50090-2-2:2007 - Identical
BS EN 50090-2-2:1996+A2:2007 - Identical
DIN EN 50090-2-2 (2007-11) - Identical
