CLC/TC 31
Reģistrācijas numurs (WIID) | Projekta Nr. | Nosaukums | Statuss |
---|---|---|---|
57285 | prEN 60079-11 | Electrical apparatus for explosive gas atmospheres - Part 11: Intrinsic safety "i" | Izstrādē |
55723 | prEN 50XXX | Proposal on creepage distances on internal surfaces of enclosures of group I apparatus | Izstrādē |
56576 | prEN 61241-2-2 | Electrical apparatus for use in the presence of combustible dust - Part 2: Test methods - Section 2: Methods for determining the electrical resistivity of dust in layers | Izstrādē |
64924 | prEN 60079-42 | Explosive atmospheres - Part 42: Electrical safety devices for equipment | Izstrādē |
68847 | prEN IEC 62990-3 | Workplace atmospheres - Part 3: Gas detectors - Electrical apparatus for the detection and measurement of oxygen - Performance requirements and test methods | Izstrādē |
47771 | EN 50014:1977/prISA | Matériel électrique pour atmosphères explosibles - Règles générales | Izstrādē |
56733 | prEN 61241-2-4 | Electrical apparatus for use in the presence of combustible dust - Part 2: Test methods - Section 4: Method for determining the minimum explosible concentration of dust/air mixtures | Izstrādē |
56965 | prEN 50XXX | Flameproof joints: Spigot joints with rectangular parts | Izstrādē |
56912 | prEN 50056 | Electrical apparatus for the detection and measurement of combustible gases - Performance requirements for Group I apparatus indicating up to 100 % (v/v) methane in air | Izstrādē |
56918 | prEN 61241-1-2 | Electrical apparatus for use in the presence of combustible dust - Part 1-2: Electrical apparatus protected by enclosures and surface temperature limitation - Selection, installation and maintenance | Izstrādē |
Attēlo no 651. līdz 660. no pavisam 727 ieraksta(-iem).