Historical
ANSI/ISA 12.01.01-2013
Definitions and Information Pertaining to Electrical Equipment in Hazardous (Classified) Locations
This document provides general guidance for safe design, installation, and maintenance of electrical equipment in hazardous (classified) locations using appropriate means to prevent ignition of flammable gases and vapors, flammable liquids, combustible dusts, or ignitable fibers or flyings.
Content Provider
The International Society of Automation [isa]