CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 48985 | prEN 50057 | Electrical apparatus for the detection and measurement of combustible gases - Performance requirements for Group II apparatus indicating up to 100% lower explosive limit | Izstrādē |
| 71712 | EN IEC 62990-1:2022 | Workplace atmospheres - Part 1: Gas detectors - Performance requirements of detectors for toxic gases | Izstrādē |
| 48270 | prEN 61779-6 | Electrical apparatus for the detection and measurement of flammable gases - Part 6: Guide for the selection, installation, use and maintenance of apparatus for the detection and measurement of flammable gases | 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 |
| 52700 | EN 50014:1977/prAX | Electrical apparatus for potentially explosive atmospheres - General requirements | Izstrādē |
| 49583 | EN 50014:1992/prAA | Electrical apparatus for potentially explosive atmospheres - General requirements | Izstrādē |
| 74983 | prEN IEC 60079-1 | Explosive atmospheres - Part 1: Equipment protection by flameproof enclosures "d" | 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 |
| 43879 | prEN 50XXX | Inductive parameters in intrinsically-safe circuits | Izstrādē |
| 69379 | EN 62784:2018/prA1/prA11 | Vacuum cleaners and dust extractors providing equipment protection level Dc for the collection of combustible dusts - Particular requirements | Izstrādē |
Displaying 701-710 of 725 results.