Explosive atmospheres - Equipment protection by powder filling "q" Ingestion-build-103253 BS EN 3475-408:2005 specifies a

BS EN 3475-408:2005 specifies a method of testing the fire resistance of "fire-proof" electrical cables

Safety-related purposes

with an aim to reduce occupational hazards and injuries while operating the machines and equipment

Elongation

irrespective of the measuring method employed

Explosive atmospheres - Equipment protection by powder filling "q" Ingestion-build-103253 BS EN 3475-408:2005 specifies aBS EN 60079 5 contains specific requirements for the construction, testing and marking of electrical equipment, parts of electrical equipment and Ex components in the type of protection powder filling q, intended for use in explosive gas atmospheres. BS EN 60079 5 applies to electrical equipment, parts of electrical equipment and Ex components with: a rated supply current less than or equal to 16 A a rated supply voltage less than or equal to 1 000 V