scope:

This standard contains the specific requirements for the construction and testing of powder-filled electrical apparatus, type of protection 'q', intended for use in potentially explosive atmospheres, vapour and mist. Supplements EN 50014, the requirements of which apply to powder-filled electrical apparatus. This European standard applies only to electrical apparatus, parts of electrical apparatus and Ex components with: - a rated supply voltage less than or equal to 1000 V; a rated current less than or equal to 16 A; - a rated power less than or equal to 1000 VA.