CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 56730 | prEN 50402:2013 | 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 | Izstrādē |
| 47435 | prEN 61241-3 | Electrical apparatus for use in the presence of combustible dust - Part 3: Classification of areas where combustible dusts are or may be present | Izstrādē |
| 55723 | prEN 50XXX | Proposal on creepage distances on internal surfaces of enclosures of group I apparatus | Izstrādē |
| 55780 | EN 50019:1994/A1 | Electrical apparatus for potentially explosive atmospheres - Increased safety 'e' | Izstrādē |
| 56576 | prEN 61241-2-2 | Electrical apparatus for use in the presence of combustible dust - Part 2: Test methods - Section 2: Methods for determining the electrical resistivity of dust in layers | Izstrādē |
| 83180 | EN IEC 60079-18:2025/prAA | Explosive atmospheres - Part 18: Equipment protection by encapsulation “m” | 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 |
| 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 |
| 56965 | prEN 50XXX | Flameproof joints: Spigot joints with rectangular parts | Izstrādē |
| 56918 | prEN 61241-1-2 | Electrical apparatus for use in the presence of combustible dust - Part 1-2: Electrical apparatus protected by enclosures and surface temperature limitation - Selection, installation and maintenance | Izstrādē |
Displaying 581-590 of 738 results.