Electrical wiring in hazardous areas
The article addresses the general principles that govern the selection of wires and cables for hazardous areas. The analysis of effective regulatory documents, governing the use of cable products in hazardous environments is performed. The information on safe wiring methods is provided. Examples of cable grades, that comply with the wiring standards applicable to fire hazardous areas, are provided, as well. Clarifications on the procedure for selecting heating cables for cable heating systems in the areas, accommodating explosive mixtures, are offered.