CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 68847 | prEN IEC 62990-3 | Workplace atmospheres - Part 3: Gas detectors - Electrical apparatus for the detection and measurement of oxygen - Performance requirements and test methods | Izstrādē |
| 47771 | EN 50014:1977/prISA | Electrical apparatus for potentially explosive atmospheres - General requirements | Izstrādē |
| 48827 | EN 60079-29-4:2010/AA | Explosive atmospheres - Part 29-4: Gas detectors - Performance requirements of open path detectors for flammable gases | Izstrādē |
| 44406 | prEN 60079-20 | Electrical apparatus for explosive gas atmospheres - Part 20: Non-metallic parts of flameproof enclosures | Izstrādē |
| 43879 | prEN 50XXX | Inductive parameters in intrinsically-safe circuits | Izstrādē |
| 50035 | EN 60079-35-1:2011 | Explosive atmospheres - Part 35-1: Caplights for use in mines susceptible to firedamp - General requirements - Construction and testing in relation to the risk of explosion | Izstrādē |
| 48270 | prEN 61779-6 | Electrical apparatus for the detection and measurement of flammable gases - Part 6: Guide for the selection, installation, use and maintenance of apparatus for the detection and measurement of flammable gases | Izstrādē |
| 43942 | prEN 50053-3 | Requirements for the selection, installation and use of electrostatic spraying equipment for flammable materials - Part 3: Hand-held electrostatic flock spray guns with an energy limit of 0,24 mJ or 5 mJ and their associated apparatus | Izstrādē |
| 48885 | EN 50018:1977/prAX | Electrical apparatus for potentially explosive atmospheres - Flameproof enclosure 'd' | Izstrādē |
| 42184 | prEN 60079-16 | Electrical apparatus for explosive gas atmospheres - Part 16: Artificial ventilation for the protection of analyzer(s) houses | Izstrādē |
Displaying 611-620 of 738 results.