CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 68847 | prEN IEC 62990-3 | Workplace atmospheres - Part 3: Gas detectors - Electrical apparatus for the detection and measurement of oxygen - Performance requirements and test methods | Izstrādē |
| 47771 | EN 50014:1977/prISA | Electrical apparatus for potentially explosive atmospheres - General requirements | Izstrādē |
| 44893 | EN 50018:1994/prAX | Electrical apparatus for potentially explosive atmospheres - Flameproof enclosure 'd' | Izstrādē |
| 58268 | EN ISO/IEC 80079-34:201X/AA:201X | Explosive atmospheres - Part 34: Application of quality systems for equipment manufacture | Izstrādē |
| 43347 | prEN 45544-2 | Direct reading electrical apparatus used for the direct detection and concentration measurement of polluting gases and vapours - Part 2: Performance requirements for apparatus used for measuring concentrations in the regions of limit values | Izstrādē |
| 43879 | prEN 50XXX | Inductive parameters in intrinsically-safe circuits | Izstrādē |
| 48270 | prEN 61779-6 | Electrical apparatus for the detection and measurement of flammable gases - Part 6: Guide for the selection, installation, use and maintenance of apparatus for the detection and measurement of flammable gases | Izstrādē |
| 42624 | EN 50016:1995/prAX | Electrical apparatus for potentially explosive atmospheres - Pressurized apparatus "p" | Izstrādē |
| 48885 | EN 50018:1977/prAX | Electrical apparatus for potentially explosive atmospheres - Flameproof enclosure 'd' | Izstrādē |
| 76884 | FprEN IEC 60079-29-0:2025 | Explosive atmospheres - Part 29-0: Gas detectors - General requirements and test methods, and possible supplementary parts | Izstrādē |
Displaying 641-650 of 727 results.