CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 45759 | prEN 45544-3 | Direct reading electrical apparatus used for the direct detection and concentration measurement of polluting gases and vapours - Part 3: Performance requirements for apparatus used for measuring concentration well above limit values | Izstrādē |
| 43485 | prEN 50018 | Electrical apparatus for potentially explosive atmospheres - Flameproof enclosure 'd' | Izstrādē |
| 46073 | prEN 50018 | Light metal used in flame proof electrical apparatus | Izstrādē |
| 45294 | prEN 50019 | Electrical apparatus for potentially explosive atmospheres - Increased safety 'e' | Izstrādē |
| 49521 | prEN 50019/prAA | Electrical apparatus for potentially explosive atmospheres - Increased safety 'e' | Izstrādē |
| 46528 | prEN 50020 | Intrinsic safety 'i' | Izstrādē |
| 45532 | prEN 50021 | Electrical apparatus for potentially explosive atmospheres - Type of protection: Non sparking 'n' apparatus | Izstrādē |
| 53311 | prEN 50028 | Electrical apparatus for potentially explosive atmospheres - Encapsulation 'm' | Izstrādē |
| 44645 | prEN 50033 | Electrical apparatus for potentially explosive atmospheres - Caplights for mines susceptible to firedamp | Izstrādē |
| 56228 | prEN 50039 | Electrical apparatus for potentially explosive atmospheres - Intrinsically safe electrical systems 'i' - Group II systems for gas atmospheres | Izstrādē |
Displaying 641-650 of 725 results.