
Safety Rules For The Construction And Installation Of Lifts - Lifts For The Transport Of Persons And Goods - Part 21: New Passenger And Goods Lifts In Existing Buildings
出版:Association Francaise de Normalisation

專家解讀視頻
2009 + A1 2012 [01/12/2012]2009 [01/12/2009]2009 PR [01/04/2009]2003 PR [01/06/2003]
Indice de classement: P82-211. PR NF EN 81-21 June 2003. (06/2004) PR NF EN 81-21 April 2009. (04/2009) 2009 Edition Re-Issued in December 2012 & incorporates AMD 1 2012. (12/2012)