Canadian Standards

Hazardous area standards in Canada are published by the CSA Group.

A selection of Canadian standards are listed below, alongside the IEC standard covering the same material.

Canadian 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
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