CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 45532 | prEN 50021 | Electrical apparatus for potentially explosive atmospheres - Type of protection: Non sparking 'n' apparatus | Izstrādē |
| 46528 | prEN 50020 | Intrinsic safety 'i' | Izstrādē |
| 49521 | prEN 50019/prAA | Electrical apparatus for potentially explosive atmospheres - Increased safety 'e' | Izstrādē |
| 45294 | prEN 50019 | Electrical apparatus for potentially explosive atmospheres - Increased safety 'e' | 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 |
| 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 |
| 43347 | prEN 45544-2 | Direct reading electrical apparatus used for the direct detection and concentration measurement of polluting gases and vapours - Part 2: Performance requirements for apparatus used for measuring concentrations in the regions of limit values | Izstrādē |
| 43496 | prEN 45544-1 | Direct reading electrical apparatus used for the direct detection and concentration measurement of polluting gases and vapours - Part 1: General requirements and test methods | Izstrādē |
| 49808 | LVS ENV 50269:1997/corrigendum Mar. 1997 | Assessment and representative testing of high-voltage machines | Atcelts |
Displaying 81-90 of 732 results.