CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 57370 | EN 50054:1991/prAX | Electrical apparatus for the detection and measurement of combustible gases - General requirements and test methods | Izstrādē |
| 57527 | EN 50054:1991/prAX | Electrical apparatus for the detection and measurement of combustible gases - 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 |
| 43879 | prEN 50XXX | Inductive parameters in intrinsically-safe circuits | Izstrādē |
| 49583 | EN 50014:1992/prAA | Electrical apparatus for potentially explosive atmospheres - General requirements | Izstrādē |
| 45759 | prEN 45544-3 | Direct reading electrical apparatus used for the direct detection and concentration measurement of polluting gases and vapours - Part 3: Performance requirements for apparatus used for measuring concentration well above limit values | Izstrādē |
| 44099 | prEN 61241-2-3 | Electrical apparatus for use in the presence of combustible dust - Part 2: Test methods - Section 3: Method for determining minimum ignition energy of dust/air mixtures | Izstrādē |
| 43755 | EN 50014:1997/prAX | Electrical apparatus for potentially explosive atmospheres - General requirements | Izstrādē |
| 74981 | FprEN IEC 60079-0:2026 | Explosive atmospheres - Part 0: Equipment - General requirements | Izstrādē |
| 54766 | EN 50054:1991/prAX | Electrical apparatus for the detection and measurement of combustible gases - General requirements and test methods | Izstrādē |
Displaying 141-150 of 738 results.