ISA 12.04.04

Description

ISA 12.04.04 – Pressurized Enclosures

This standard applies to equipment made suitable for use in hazardous (classified) locations by pressurizing the use of a pressurizing system.

This standard applies both to equipment with and without an internal release of a flammable gas or vapor.

This standard does not apply to occupied portions of buildings such as ventilated or pressurized control rooms.

Product Details

Published:

07/25/2012

ANSI:

ANSI Approved

Number of Pages:

24