ISA 12.04.04-2012
- Pressurized Enclosures
- standard by The International Society of Automation, 07/25/2012
- Category: ISA
$83.00
$42.00
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.
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.
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