2008DIN EN ISO 13857:2008 Safety of machinery - Safety distances to prevent hazard zones being reached by upper and lower limbs (ISO 13857:2008); German version EN ISO 13857:2008
1992DIN EN 294:1992 Safety of machinery; safety distances to prevent danger zones from being reached by the upper limbs; german version EN 294:1992
1983DIN 31001-1:1983 Safety design of technical products; Safety devices; Concepts, safety distances for adults and children