Equipment for potentially explosive atmospheres.
http://ec.europa.eu/growth/sectors/mechanical-engineering/atex/index_en.htm
ATEX 2014/34/EU guidelines
https://ec.europa.eu/docsroom/documents/26861/attachments/1/translations/en/renditions/native
ATEX and explosive atmospheres
http://www.hse.gov.uk/fireandexplosion/atex.htm
ATEX Regulations – Frequently Asked Questions
Directive 2014/34/Eu Of The European Parliament And Of The Council
https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX%3A32014L0034
ATEX directive – Electrical and mechanical equipment for use in explosive atmospheres
https://www.conformance.co.uk/adirectives/doku.php?id=atex
ATEX GUIDE: Basic concepts for protection in explosive atmospheres
www.scame.sk/app/cmsFile.php?disposition=a&ID=2149
2014/34/EU Equipment and protective systems intended for use in potentially explosive atmospheres