CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 44537 | prEN 60079-21 | Electrical apparatus for explosive gas atmospheres - Part 21: Breathing devices and draining devices | Izstrādē |
| 64924 | prEN 60079-42 | Explosive atmospheres - Part 42: Electrical safety devices for equipment | Izstrādē |
| 62739 | prEN 60079-43 | Explosive atmospheres - Equipment in adverse service conditions | Izstrādē |
| 53286 | prEN 60079-5 | Electrical apparatus for explosive gas atmospheres - Part 5: Powder filling 'q' | 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 |
| 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 |
Displaying 701-710 of 726 results.