ATEX-luminaires

Compliance with the Equipment and Protective Systems Intended for Use in Potentially Explosive Atmospheres (ATEX) Directive has been mandatory from 1st July 2003. Explosive atmospheres are supervised by safety authorities as part of workplace safety.

Zone 0:

a place in which an explosive atmosphere consisting of a mixture with air of dangerous substances in the form of gas, vapour or mist is present continuously or for long periods or frequently

Zone 20:

a place in which an explosive atmosphere in the form of a cloud of combustible dust in air is present continuously or for long periods or frequently

Zone 1:

a place in which an explosive atmosphere consisting of a mixture with air of dangerous substances in the form of gas, vapour or mist is likely to occur in normal operation occasionally

Zone 21:

a place in which an explosive atmosphere in the form of a cloud of combustible dust in air is likely to occur in normal operation occasionally

Zone 2:

a place in which an explosive atmosphere consisting of a mixture with air of dangerous substances in the form of gas, vapour or mist is not likely to occur in normal operation but, if it does occur, will persist for a short period only

Zone 22:

a place in which an explosive atmosphere in the form of a cloud of combustible dust in air is not likely to occur in normal operation but, if it does occur, will persist for a short period only.