Explosion prevention and protection in underground mines - Protective systems - Part 2: Passive water trough barriers; German version EN 14591-2:2007— 50 стр.
Explosive atmospheres - Explosion prevention and protection - Part 2: Basic concepts and methodology for mining; German version EN 1127-2:2002— 36 стр.
Plastics - Determination of burning behaviour by oxygen index - Part 2: Ambient-temperature test (ISO 4589-2:1996 + Amd. 1:2005) German version EN ISO 4589-2:1999 + A1:2006— 36 стр.
Explosive atmospheres - Explosion prevention and protection - Part 2: Basic concepts and methodology for mining; German version EN 1127-2:2014— 38 стр.
Explosive atmospheres - Explosion prevention and protection - Part 2: Basic concepts and methodology for mining; German version EN 1127-2:2002 + A1:2008— 45 стр.
Explosive atmospheres - Explosion prevention and protection - Part 2: Basic concepts and methodology for mining; German version EN 1127-2:2002+A1:2008— 44 стр.