Current Local Standards
Correspondence between IEC standards and RP
The Recommended Practice for Explosion-protected Electrical installations in General industries (RP) ; Technical Recommendations
| IEC 60079 | Current | Type of protection | part | Edition of IEC which TR adorts | |
| EX2015 | EX2018 | ||||
| Part 0 | 7 | General | 1 | 6 | – |
| Part 1 | 7 | Flame proof enclosure “d” | 2 | 6 | 7 |
| Part 2 | 6 | Pressurized enclosure “p” | 3 | 5 | 6 |
| Part 6 | 4 | Oil-immersion“o” | 4 | 3 | 4 |
| Part 7 | 5 | Increased safety “e” | 5 | 4 | 5 |
| Part 11 | 6 | Intrinsic safety “i” | 6 | 6 | – |
| Part 18 | 4 | Encapsulation “m” | 7 | 3 | 4 |
| Part 15 | 5 | Non-incendive“n” | 8 | 4 | – |
| Part 33 | 2 | Equipment dust protection by enclosure “t” | 9 | 1 | 2 |