Registration number (WIID)Project No.TitleStatus
43879prEN 50XXXInductive parameters in intrinsically-safe circuitsIzstrādē
47771EN 50014:1977/prISAElectrical apparatus for potentially explosive atmospheres - General requirementsIzstrādē
68847prEN IEC 62990-3Workplace atmospheres - Part 3: Gas detectors - Electrical apparatus for the detection and measurement of oxygen - Performance requirements and test methodsIzstrādē
47435prEN 61241-3Electrical apparatus for use in the presence of combustible dust - Part 3: Classification of areas where combustible dusts are or may be presentIzstrādē
57273prEN 50XXXPressure transducers using capiliariesIzstrādē
82867prEN IEC 60079-42:2025/prAAExplosive atmospheres - Part 42: Electrical safety devices for the control of potential ignition sources for Ex-EquipmentIzstrādē
46528prEN 50020Intrinsic safety 'i'Izstrādē
53724EN 50019:1994/prAXElectrical apparatus for potentially explosive atmospheres - Increased safety 'e'Izstrādē
45759prEN 45544-3Direct 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 valuesIzstrādē
83374prEN IEC 60079-15Explosive atmospheres - Part 15: Equipment protection by type of protection "n"Izstrādē
Displaying 571-580 of 737 results.