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 building; German version EN 81-21:2018— 37 стр.
Safety rules for the construction and installation of lifts - Lifts for the transport of persons and goods - Part 20: Passenger and goods passenger lifts— 181 стр.
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; German version EN 81-21:2009+A1:2012— 39 стр.
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; German and English version prEN 81-21:2016
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; German version EN 81-21:2009+A1:2012; Corrigendum to DIN EN 81-21:2012-11— 2 стр.
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; German version EN 81-21:2009+A1:2012— 39 стр.
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; German version EN 81-21:2009+A1:2012; Corrigendum to DIN EN 81-21:2012-11— 2 стр.