CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 56733 | prEN 61241-2-4 | Electrical apparatus for use in the presence of combustible dust - Part 2: Test methods - Section 4: Method for determining the minimum explosible concentration of dust/air mixtures | Izstrādē |
| 45057 | prEN 50XXX | Synopsis of the major differences in the North American (USA) and European (UK) submissions to IEC on an international standard for gas detectors | Izstrādē |
| 80796 | EN 60079-6:2015/prAA | Explosive atmospheres - Part 6: Equipment protection by liquid immersion "o" | Izstrādē |
| 79419 | prEN IEC 60079-26 | Explosive atmospheres - Part 26: Equipment with separation elements or combined levels of protection | Izstrādē |
| 55780 | EN 50019:1994/A1 | Electrical apparatus for potentially explosive atmospheres - Increased safety 'e' | Izstrādē |
| 79522 | prEN IEC 60079-10-1 | Explosive atmospheres - Part 10-1: Classification of areas - Explosive gas atmospheres | Izstrādē |
| 55866 | prEN 61241-1-1 | Electrical apparatus for use in the presence of combustible dust - Part 1-1: Electrical apparatus protected by enclosures and surface temperature limitation - Specification for apparatus | Izstrādē |
| 80698 | prEN IEC 60079-101 | Explosive atmosphere - Part 101: Principles of explosion protection | Izstrādē |
| 56965 | prEN 50XXX | Flameproof joints: Spigot joints with rectangular parts | Izstrādē |
| 45056 | EN 50054:1991/prAX | Electrical apparatus for the detection and measurement of combustible gases - General requirements and test methods | Izstrādē |
Displaying 591-600 of 725 results.