CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 56965 | prEN 50XXX | Flameproof joints: Spigot joints with rectangular parts | Izstrādē |
| 55723 | prEN 50XXX | Proposal on creepage distances on internal surfaces of enclosures of group I apparatus | Izstrādē |
| 50588 | prEN 50XXX | Installation rules on basis of IEC 60079-14 | Izstrādē |
| 52102 | prEN 50XXX | Revision of DIN VDE 0118-1, DIN VDE 0118-2, DIN VDE 0118-3: Erection of electrical installations in mines - Part 1: General requirements, - Part 2: Supplementary specifications for power installations, - Part 3: Supplementary specifications for telecommunication installations | Izstrādē |
| 57723 | prEN 50XXX | Test results on identical plastic samples for zone 'O' and zone '1' | Izstrādē |
| 49192 | prEN 50XXX | Installation rules on basis of IEC 60079-14 | Izstrādē |
| 47847 | prEN 50XXX | Open path gas detectors | 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 |
| 67360 | prEN 50270:2025 | Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen | Izstrādē |
Displaying 61-70 of 750 results.