Registration number (WIID)Project No.TitleStatus
58030prEN 50XXXApplication of parameters from IEC 60664 and 60664A to be used to determine the quality of electrical insulation inside pressurized enclosures for Group IIzstrādē
42966prEN 50XXXElectrical apparatus for potentially explosive atmospheres - Requirements for electrical apparatus of explosion group II G, category 1Izstrādē
55723prEN 50XXXProposal on creepage distances on internal surfaces of enclosures of group I apparatusIzstrādē
46264prEN 50XXXRevision of ÖVE-EX 65/81 + EX 65a/85 - Electrical installation in potentially explosive atmospheresIzstrādē
51884prEN 50XXXEnquiry on Zone 2 - SituationIzstrādē
57723prEN 50XXXTest results on identical plastic samples for zone 'O' and zone '1'Izstrādē
50534prEN 50XXXBritish proposal on T4 temperature classification for small components after submission of French proposal on determination of allowed contents for connecting boxes of increased safety 'e'Izstrādē
56965prEN 50XXXFlameproof joints: Spigot joints with rectangular partsIzstrādē
49192prEN 50XXXInstallation rules on basis of IEC 60079-14Izstrādē
42738prEN 50XXXAmendment to EN 50014, 50016, 50018 and 50019 to allow cells and batteries to be incorporated into explosion-protected apparatusIzstrādē
Displaying 671-680 of 725 results.