ISA 12.04.04 : 2012
Current
The latest, up-to-date edition.
PRESSURIZED ENCLOSURES
Hardcopy
English
01-01-2012
Important note : Users cannot be edited or removed once added to your Multi user PDF.
1 Scope
2 Purpose
3 References
4 Definitions
5 General requirements
6 Enclosure requirements
7 Non-metallic enclosures, non-metallic parts of
enclosures protrude through the enclosure
8 Protecting hot surfaces and ignition-capable components
9 Protecting against enclosure rupture
10 PURGING requirements
11 Tests
12 Marking
13 Enclosure access for maintenance
Annex A (informative) - Comments on the text
Annex B (informative) - Information for sizing pipes and
ducts
Pertains to equipment made suitable for use in hazardous (classified) locations by pressurizing the use of a pressurizing system.
| DevelopmentNote |
Supersedes ISA RP12.4. (08/2012)
|
| DocumentType |
Standard
|
| Pages |
24
|
| PublisherName |
International Society of Automation
|
| Status |
Current
|
| Supersedes |
| C22.1-15 PACKAGE | Consists of C22.1-15, Canadian electrical code, part I (23rd edition), safety standard for electrical installations; C22.1HB-15, Canadian electrical code handbook - an explanation of rules of the Canadian electrical code, part I and the 2015 Electrical quick reference |
| C22.1HB-18 | Canadian Electrical Code Handbook - An Explanation of the Rules of the Canadian Electrical Code, Part I |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.