CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 45929 | EN 50020:1977/A3:1990 | Electrical apparatus for potentially explosive atmospheres - Intrinsic safety 'i' | Atcelts |
| 46600 | EN 61779-2:2000 | Electrical apparatus for the detection and measurement of flammable gases - Part 2: Performance requirements for group I apparatus indicating a volume fraction up to 5 % methane in air | Atcelts |
| 55326 | EN 50020:1977/prISX | Electrical apparatus for potentially explosive atmospheres - Intrinsic safety 'i' | Atcelts |
| 47223 | EN 50402:2005/A1:2008 | Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of fixed gas detection systems | Atcelts |
| 43445 | EN 60079-17:2007 | Explosive atmospheres - Part 17: Electrical installations inspection and maintenance | Atcelts |
| 51644 | EN 50241-1:1999 | Specification for open path apparatus for the detection of combustible or toxic gases and vapours - Part 1: General requirements and test methods | Atcelts |
| 46348 | EN 50056:1991 | Electrical apparatus for the detection and measurement of combustible gases - Performance requirements for Group I apparatus indicating up to 100 % (v/v) methane in air | Atcelts |
| 44739 | EN 50019:1977/A3:1985 | Electrical apparatus for potentially explosive atmospheres - Increased safety 'e' | Atcelts |
| 82208 | prEN IEC 60079-29-3:2025 | Explosive atmospheres - Part 29-3: Gas detectors - Guidance on functional safety of fixed gas detection systems | Aptauja |
| 79181 | prEN IEC 60079-2:2026 | Explosive atmospheres - Part 2: Equipment protection by pressurized enclosure "p" | Aptauja |
Displaying 591-600 of 737 results.