Non-electrical equipment intended for use in potentially explosive atmospheres - Part 5: Protection by constructional safety 'c'; German version prEN 13463-5:2009
Non-electrical equipment for use in potentially explosive atmospheres - Part 6: Protection by control of ignition source "b"; German version EN 13463-6:2005— 24 стр.
Workplace atmospheres - Characterization of ultrafine aerosols/ nanoaerosols - Determination of the size distribution and number concentration using differential mobility analysing systems (ISO/DIS 28439:2009); German version prEN ISO 28439:2009
Safety of machinery - Basic concepts, general principles for design - Part 1: Basic terminology, methodology - Amendment 1 (ISO 12100-1:2003/Amd 1:2009); German version EN ISO 12100-1:2003/A1:2009— 8 стр.
Steel cord conveyor belts - Part 3: Special safety requirements for belts for use in underground installations (ISO 15236-3:2007); German version EN ISO 15236-3:2007— 20 стр.