CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 47847 | prEN 50XXX | Open path gas detectors | 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 |
| 43879 | prEN 50XXX | Inductive parameters in intrinsically-safe circuits | Izstrādē |
| 55723 | prEN 50XXX | Proposal on creepage distances on internal surfaces of enclosures of group I apparatus | Izstrādē |
| 42738 | prEN 50XXX | Amendment to EN 50014, 50016, 50018 and 50019 to allow cells and batteries to be incorporated into explosion-protected apparatus | Izstrādē |
| 46264 | prEN 50XXX | Revision of ÖVE-EX 65/81 + EX 65a/85 - Electrical installation in potentially explosive atmospheres | Izstrādē |
| 50534 | prEN 50XXX | British proposal on T4 temperature classification for small components after submission of French proposal on determination of allowed contents for connecting boxes of increased safety 'e' | Izstrādē |
| 58030 | prEN 50XXX | Application of parameters from IEC 60664 and 60664A to be used to determine the quality of electrical insulation inside pressurized enclosures for Group I | Izstrādē |
| 80797 | prEN 50724 | Fixed Ultrasonic Gas Leak Detectors (UGLD) - General requirements and test methods | 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 |
Displaying 51-60 of 727 results.