CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 48821 | EN 50281-1-2:1998/corrigendum Dec. 1999 | Electrical apparatus for use in the presence of combustible dust - Part 1-2: Electrical apparatus protected by enclosures - Selection, installation and maintenance | Atcelts |
| 48821 | LVS EN 50281-1-2:1998/corrigendum Dec. 1999 | Electrical apparatus for use in the presence of combustible dust - Part 1-2: Electrical apparatus protected by enclosures - Selection, installation and maintenance | Atcelts |
| 48827 | EN 60079-29-4:2010/AA | Explosive atmospheres - Part 29-4: Gas detectors - Performance requirements of open path detectors for flammable gases | Izstrādē |
| 48843 | EN 60079-30-2:2007 | Explosive atmospheres - Part 30-2: Electrical resistance trace heating - Application guide for design, installation and maintenance | Atcelts |
| 48843 | LVS EN 60079-30-2:2007 | Explosive atmospheres - Part 30-2: Electrical resistance trace heating - Application guide for design, installation and maintenance | Atcelts |
| 48885 | EN 50018:1977/prAX | Electrical apparatus for potentially explosive atmospheres - Flameproof enclosure 'd' | Izstrādē |
| 48918 | prEN 500XX | Electrical apparatus with protection for use in the presence of combustible dusts - Part 1: Specification for apparatus | Izstrādē |
| 48946 | EN 50271:2001 | Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen - Requirements and tests for apparatus using software and/or digital technologies | Atcelts |
| 48946 | LVS EN 50271:2002 | Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen - Requirements and tests for apparatus using software and/or digital technologies | Atcelts |
| 48985 | prEN 50057 | Electrical apparatus for the detection and measurement of combustible gases - Performance requirements for Group II apparatus indicating up to 100% lower explosive limit | Izstrādē |
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