CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 46093 | EN 62013-1:2002 | Caplights for use in mines susceptible to firedamp - Part 1: General requirements - Construction and testing in relation to the risk of explosion | Atcelts |
| 55481 | EN 61779-5:2000 | Electrical apparatus for the detection and measurement of flammable gases - Part 5: Performance requirements for group II apparatus indicating a volume fraction up to 100 % gas | Atcelts |
| 46086 | EN 61779-4:2000 | Electrical apparatus for the detection and measurement of flammable gases - Part 4: Performance requirements for group II apparatus indicating a volume fraction up to 100 % lower explosive limit | Atcelts |
| 49623 | EN 61779-3:2000 | Electrical apparatus for the detection and measurement of flammable gases - Part 3: Performance requirements for group I apparatus indicating a volume fraction up to 100 % methane in air | Atcelts |
| 46600 | EN 61779-2:2000 | Electrical apparatus for the detection and measurement of flammable gases - Part 2: Performance requirements for group I apparatus indicating a volume fraction up to 5 % methane in air | Atcelts |
| 52352 | EN 61779-1:2000/A11:2004 | Electrical apparatus for the detection and measurement of flammable gases - Part 1: General requirements and test methods | Atcelts |
| 47484 | EN 61779-1:2000 | Electrical apparatus for the detection and measurement of flammable gases - Part 1: General requirements and test methods | Atcelts |
| 47983 | EN 61241-4:2006 | Electrical apparatus for use in the presence of combustible dust - Part 4: Type of protection "pD" | Atcelts |
| 43013 | EN 61241-2-2:1995 | Electrical apparatus for use in the presence of combustible dust - Part 2: Test methods - Section 2: Method for determining the electrical resistivity of dust in layers | Atcelts |
| 50439 | EN 61241-18:2004 | Electrical apparatus for use in the presence of combustible dust - Part 18: Protection by encapsulation "mD" | Atcelts |
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