CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 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 |
| 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 |
| 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 |
| 44099 | prEN 61241-2-3 | Electrical apparatus for use in the presence of combustible dust - Part 2: Test methods - Section 3: Method for determining minimum ignition energy of dust/air mixtures | 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 |
| 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 |
| 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 |
| 74981 | prEN IEC 60079-0:2024 | Explosive atmospheres - Part 0: Equipment - General requirements | Aptauja slēgta |
| 74983 | prEN IEC 60079-1 | Explosive atmospheres - Part 1: Equipment protection by flameproof enclosures "d" | Izstrādē |
| 80698 | prEN IEC 60079-101 | Explosive atmosphere - Part 101: Principles of explosion protection | Izstrādē |
Displaying 701-710 of 725 results.