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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 to pressurized control rooms.
| Author | ISA |
|---|---|
| Editor | ISA |
| Document type | Standard |
| Format | Paper |
| ICS | 29.260.20 : Electrical apparatus for explosive atmospheres
|
| Number of pages | 24 |
| Cross references | ANSI/UL 120404 (2012), IDT |
| Weight(kg.) | 0.1408 |
| Year | 2012 |
| Document history | |
| Country | USA |
| Keyword | ISA 12;ISA-12;12;ANSI/ISA-12.04.04-2012 |