8. Appendix. Equipment marking

Standards EN 50014 and 50020, as well as Directive 94/9/EC, contain requirements for the marking that equipment must bear. These requirements are not identical and lead to a two-part marking which can be combined.

• The standards require marking to include :

  • the name of the manufacturer or its registered trademark;

  • the manufacturer's type designation ;

  • the EEx symbol (certifying compliance with European standards) ;

  • the symbol for each protection mode used ;

  • group symbol and subdivision ;

  • the temperature class symbol ;

  • a production number ;

  • the name or abbreviation...