CLC/TC 31
| Reģistrācijas numurs (WIID) | Projekta Nr. | Nosaukums | Statuss |
|---|---|---|---|
| 44718 | prEN 50145 | Electrical apparatus for potentially explosive gas atmospheres - Classification of hazardous areas | Izstrādē |
| 54331 | prEN 50177 | Automatic electrostatic spraying installations for flammable coating powder | Izstrādē |
| 55642 | prEN 50241-1 | Specification for open path apparatus for the detection of combustible or toxic gases and vapours - Part 1: General requirements and test methods | Izstrādē |
| 49185 | prEN 50241-2 | Specification for open path apparatus for the detection of combustible or toxic gases and vapours - Part 2: Performance requirements for apparatus for the detection of combustible gases | Izstrādē |
| 67360 | prEN 50270:2025 | Elektromagnētiskā saderība. Elektriskie aparāti viegli uzliesmojošu gāzu, toksisku gāzu vai skābekļa noteikšanai un mērīšanai | Izstrādē |
| 56730 | prEN 50402:2013 | Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of fixed gas detection systems | Izstrādē |
| 80797 | prEN 50724 | Ortsfeste Ultraschall-Gasleckage-Detektoren (UGLD) - Allgemeine Anforderungen und Prüfverfahren | Izstrādē |
| 46264 | prEN 50XXX | Revision of ÖVE-EX 65/81 + EX 65a/85 - Electrical installation in potentially explosive atmospheres | Izstrādē |
| 45057 | prEN 50XXX | Synopsis of the major differences in the North American (USA) and European (UK) submissions to IEC on an international standard for gas detectors | Izstrādē |
| 42966 | prEN 50XXX | Electrical apparatus for potentially explosive atmospheres - Requirements for electrical apparatus of explosion group II G, category 1 | Izstrādē |
Attēlo no 671. līdz 680. no pavisam 739 ieraksta(-iem).