CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 52528 | EN 50104:1995/AA | Electrical apparatus for the detection and measurement of oxygen - Performance requirements and test methods | Izstrādē |
| 42430 | EN 50104:1995 | Electrical apparatus for the detection and measurement of oxygen - Performance requirements and test methods | Atcelts |
| 57045 | EN 50073:1999 | Guide for selection, installation, use and maintenance of apparatus for the detection and measurement of combustible gases or oxygen | Atcelts |
| 51073 | EN 50058:1998 | Electrical apparatus for the detection and measurement of combustible gases - Performance requirements for Group II apparatus indicating up to 100 % (v/v) gas | Atcelts |
| 42806 | EN 50058:1991/corrigendum Oct. 1991 | Electrical apparatus for the detection and measurement of combustible gases - Performance requirements for Group II apparatus indicating up to 100 % (v/v) gas | Atcelts |
| 49300 | EN 50058:1991 | Electrical apparatus for the detection and measurement of combustible gases - Performance requirements for Group II apparatus indicating up to 100 % (v/v) gas | Atcelts |
| 57084 | EN 50057:1998 | Electrical apparatus for the detection and measurement of combustible gases - Performance requirements for Group II apparatus indicating up to 100 % lower explosive limit | Atcelts |
| 42747 | EN 50057:1991 | Electrical apparatus for the detection and measurement of combustible gases - Performance requirements for Group II apparatus indicating up to 100% lower explosive limit | Atcelts |
| 48633 | EN 50056:1998 | 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 | Atcelts |
| 48349 | EN 50056:1991/A1:1995 | 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 | Atcelts |
Displaying 581-590 of 727 results.