CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 53731 | EN 50054:1991/prA2 | Electrical apparatus for the detection and measurement of combustible gases - General requirements and test methods | Izstrādē |
| 51666 | prEN 50XXX | Preliminary Enquiry about Zone 0 and intrinsic safety | Izstrādē |
| 52124 | EN 60079-2:2004/prAA | Electrical apparatus for explosive gas atmospheres - Part 2: Pressurized enclosures "p" | Izstrādē |
| 44718 | prEN 50145 | Electrical apparatus for potentially explosive gas atmospheres - Classification of hazardous areas | Izstrādē |
| 58268 | EN ISO/IEC 80079-34:201X/AA:201X | Explosive atmospheres - Part 34: Application of quality systems for equipment manufacture | 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 |
| 47221 | prEN 60079-19 | Electrical apparatus for explosive gas atmospheres - Part 19: Repair and overhaul for apparatus used in explosive atmospheres (other than mines or explosives) | Izstrādē |
| 58129 | LVS EN 50055:1991/A1:1995 | Electrical apparatus for the detection and measurement of combustible gases - Performance requirements for Group I apparatus indicating up to 5% (v/v) methane in air | Atcelts |
| 51628 | LVS EN 50018:1977/A2:1982 | Electrical apparatus for potentially explosive atmospheres - Flameproof enclosure 'd' | Atcelts |
| 57604 | LVS EN 60079-14:2003 | Electrical apparatus for explosive gas atmospheres - Part 14: Electrical installations in hazardous areas (other than mines) | Atcelts |
Displaying 171-180 of 732 results.