DIN EN 60519-2:2007 Safety in electroheat installations - Part 2: Particular requirements for resistance heating equipment (IEC 60519-2:2006); German version EN 60519-2:2006
2007DIN EN 60519-2:2007 Safety in electroheat installations - Part 2: Particular requirements for resistance heating equipment (IEC 60519-2:2006); German version EN 60519-2:2006