Reģistrācijas numurs (WIID)Projekta Nr.NosaukumsStatuss
53700prEN 60079-20Electrical apparatus for explosive gas atmospheres - Part 20: Data for flammable gases and vapours, relating to the use of electrical apparatusIzstrādē
53731EN 50054:1991/prA2Electrical apparatus for the detection and measurement of combustible gases - General requirements and test methodsIzstrādē
44718prEN 50145Electrical apparatus for potentially explosive gas atmospheres - Classification of hazardous areasIzstrādē
44978EN 50054:1991/prAXElektrische Geräte für das Aufspüren und die Messung brennbarer Gase - Allgemeine Anforderungen und PrüfmethodenIzstrādē
50807prEN 50058Electrical apparatus for the detection and measurement of combustible gases - Performance requirements for Group II apparatus indicating up to 100 % (v/v) gasIzstrādē
47847prEN 50XXXOpen path gas detectorsIzstrādē
43347prEN 45544-2Direct reading electrical apparatus used for the direct detection and concentration measurement of polluting gases and vapours - Part 2: Performance requirements for apparatus used for measuring concentrations in the regions of limit valuesIzstrādē
47221prEN 60079-19Electrical apparatus for explosive gas atmospheres - Part 19: Repair and overhaul for apparatus used in explosive atmospheres (other than mines or explosives)Izstrādē
57527EN 50054:1991/prAXElectrical apparatus for the detection and measurement of combustible gases - General requirements and test methodsIzstrādē
57370EN 50054:1991/prAXElectrical apparatus for the detection and measurement of combustible gases - General requirements and test methodsIzstrādē
Attēlo no 101. līdz 110. no pavisam 739 ieraksta(-iem).