Canadian Standards
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Canada standards
| Type of protection | Symbol | IEC Standard | Canada |
|---|---|---|---|
| General requirements | IEC 60079-0 | CSA C22.2 No. 0 CSA C22.2 No. 60079-0 |
|
| Flameproof enclosures | d | IEC 60079-1 | CSA C22.2 No. 30 CSA C22.2 No. 60079-1 |
| Pressurized enclosures | p | IEC 60079-2 | NFPA 496 CSA C22.2 No. 60079-2 |
| Powder filling | q | IEC 60079-5 | CSA C22.2 No. 60079-5 |
| Oil immersion | o | IEC 60079-6 | CSA C22.2 No. 60079-6 |
| Increased safety | e | IEC 60079-7 | CSA C22.2 No. 60079-7 |
| Intrinsic safety | i | IEC 60079-11 | CSA C22.2 No. 157 CSA C22.2 No. 60079-11 |
| Type of protection 'n' | n | IEC 60079-15 | CSA C22.2 No. 213 CSA C22.2 No. 60079-15 |
| Encapsulation | m | IEC 60079-18 | CSA C22.2 No. 60079-18 |
| Intrinsic safety | i | IEC 60079-11 | CSA C22.2 No. 157 CSA C22.2 No. 60079-11 |
| Encapsulation | m | IEC 60079-18 | CSA C22.2 No. 60079-18 |
| Protection by enclosure | t tD DIP |
IEC 60079-31 | CSA C22.2 No. 25 CSA C22.2 No. 60079-31 |
| Pressurization | pD | IEC 61241-4 | NFPA 496 |