Registration number (WIID)Project No.TitleStatus
48985prEN 50057Electrical apparatus for the detection and measurement of combustible gases - Performance requirements for Group II apparatus indicating up to 100% lower explosive limitIzstrādē
50647EN 50014:1977/prAXElectrical apparatus for potentially explosive atmospheres - General requirementsIzstrādē
53724EN 50019:1994/prAXElectrical apparatus for potentially explosive atmospheres - Increased safety 'e'Izstrādē
57597EN 50054:1991/prAXElectrical apparatus for the detection and measurement of combustible gases - General requirements and test methodsIzstrādē
57926EN 50018:1994/prAXElectrical apparatus for potentially explosive atmospheres - Flameproof enclosure 'd'Izstrādē
Displaying 721-725 of 725 results.