
Safety Rules For The Construction And Installation Of Lifts - Lifts For The Transport Of Persons And Goods - Part 21: New Passenger And Goods Passenger Lifts In Existing Buildings
出版:Nederlands Normalisatie Instituut

专家解读视频
2009 + A1 2012 [01/08/2012]2009 [01/09/2009]DRAFT 2009 [01/02/2009]DRAFT 2003 [01/05/2003]
Supersedes NEN EN 81-11. (07/2004) To be read in conjunction with EN 81-1 or EN 81-2. (02/2010) 2009 Edition Re-Issued in August 2012 & incorporates AMD 1 2012. (09/2012)
PREN 81-21:2009 - Identical