CLC/TC 31
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 73279 | EN 50724:2023 | Fixed Ultrasonic Gas Leak Detectors (UGLD) - General requirements and test methods | Standarts spēkā |
| 55887 | EN 50628:2016 | Erection of electrical installations in underground mines | Izstrādē |
| 49066 | EN 50495:2010 | Safety devices required for the safe functioning of equipment with respect to explosion risks | Izstrādē |
| 58549 | EN 50402:2017 | Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of gas detection systems | Izstrādē |
| 42486 | EN 50402:2005/corrigendum Jan. 2009 | Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of fixed gas detection systems | Atcelts |
| 47223 | EN 50402:2005/A1:2008 | Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of fixed gas detection systems | Atcelts |
| 45771 | EN 50402:2005 | Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of fixed gas detection systems | Atcelts |
| 49879 | EN 50394-1:2004 | Electrical apparatus for potentially explosive atmospheres - Group I - Intrinsically safe systems - Part 1: Construction and testing | Atcelts |
| 48039 | EN 50381:2004/corrigendum Dec. 2005 | Transportable ventilated rooms with or without an internal source of release | Izstrādē |
| 43365 | EN 50381:2004 | Transportable ventilated rooms with or without an internal source of release | Izstrādē |
Displaying 541-550 of 738 results.