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ANSI/ISA 12.22.01-2009 (R2013)

Explosive Atmospheres - Part 1: Equipment Protection by Flameproof Enclosures ôdö

This standard contains specific requirements for the construction and testing of electrical equipment with the type of protection flameproof enclosure "d", intended for use in Class I, Zone 1, explosive gas atmospheres.

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The International Society of Automation [isa]

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