SSH EN 50017:1998

Electrical apparatus for potentially explosive atmospheres - Powder filling "q"

Scope

This European Standard contains the specific requirements for the construction, testing and marking of electrical apparatus, parts of electrical apparatus and Ex components in the type of protection powder filling 'q', intended for use in potentially explosive atmospheres of gas, vapour and mist. Potentially explosive atmospheres include the presence of combustible dusts. This European Standard covers only Category 2G and Category M2. NOTE: Powder-filled electrical apparatus and Ex Components may contain electronic circuits, transformers, protection fuses, relays, intrinsically safe electrical apparatus, associated electrical apparatus, switches, etc. This European Standard supplements EN 50014, insofar as it applies 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

Related directives

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