CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 83035 | prEN IEC 62990-1 | Workplace atmospheres - Part 1: Gas detectors - Performance requirements of detectors for toxic gases | Izstrādē |
| 80795 | EN 60079-5:2015/prAA | Explosive atmospheres - Part 5: Equipment protection by powder filling "q" | Izstrādē |
| 80796 | EN 60079-6:2015/prAA | Explosive atmospheres - Part 6: Equipment protection by liquid immersion "o" | Izstrādē |
| 82867 | prEN IEC 60079-42:2025/prAA | Explosive atmospheres - Part 42: Electrical safety devices for the control of potential ignition sources for Ex-Equipment | Izstrādē |
| 74984 | prEN IEC 60079-32-2 | Explosive atmospheres - Part 32-2: Electrostatics hazards - Tests | Izstrādē |
| 52102 | prEN 50XXX | Revision of DIN VDE 0118-1, DIN VDE 0118-2, DIN VDE 0118-3: Erection of electrical installations in mines - Part 1: General requirements, - Part 2: Supplementary specifications for power installations, - Part 3: Supplementary specifications for telecommunication installations | 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 |
| 50647 | EN 50014:1977/prAX | Electrical apparatus for potentially explosive atmospheres - General requirements | Izstrādē |
| 53700 | prEN 60079-20 | Electrical apparatus for explosive gas atmospheres - Part 20: Data for flammable gases and vapours, relating to the use of electrical apparatus | Izstrādē |
| 43485 | prEN 50018 | Electrical apparatus for potentially explosive atmospheres - Flameproof enclosure 'd' | Izstrādē |
Displaying 571-580 of 739 results.