CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 44537 | prEN 60079-21 | Electrical apparatus for explosive gas atmospheres - Part 21: Breathing devices and draining devices | Izstrādē |
| 57273 | prEN 50XXX | Pressure transducers using capiliaries | Izstrādē |
| 47682 | EN 50019:1994/prAX | Electrical apparatus for potentially explosive atmospheres - Increased safety 'e' | Izstrādē |
| 51785 | EN 50019:1977/prAX | Electrical apparatus for potentially explosive atmospheres - Increased safety 'e' | Izstrādē |
| 53451 | prEN 50054 | Electrical apparatus for the detection and measurement of combustible gases - General requirements and test methods | Izstrādē |
| 53490 | EN 50055:1991/prAX | 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 | Izstrādē |
| 44938 | prEN 50XXX | Amendment "b" to ÖVE EX 65 - Electrical installation in potentially explosive atmospheres"b" | Izstrādē |
| 45058 | EN 50014 | Electrical apparatus for potentially explosive atmospheres - General requirements | Izstrādē |
| 47449 | EN 50019:1994/prA2 | Electrical apparatus for potentially explosive atmospheres - Increased safety 'e' | Izstrādē |
| 48206 | prEN 50XXX | Proposals concerning references to IP degrees of protection | Izstrādē |
Displaying 71-80 of 742 results.