CLC/TC 22X
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 76200 | prEN IEC 62040-1:2025 | Uninterruptible power systems (UPS) - Part 1: Safety requirements | Aptauja slēgta |
| 79656 | EN 62747:2014/prA2:2025 | Terminology for voltage-sourced converters (VSC) for high-voltage direct current (HVDC) systems | Aptauja slēgta |
| 78772 | prEN IEC 62477-2:2025 | Safety requirements for power electronic converter systems and equipment - Part 2: High voltage power electronic converters up to 36 kv a.c. or 54 kv d.c. | Aptauja |
| 80632 | EN IEC 61800-5-1:2023/prA1:2025 | Amendment 1 - Adjustable speed electrical power drive systems - Part 5-1: Safety requirements - Electrical, thermal and energy | Aptauja |
| 56113 | LVS EN 60146-1-1:1993 | Semiconductor convertors - General requirements and line commutated convertors - Part 1-1: Specifications of basic requirements | Atcelts |
| 42919 | LVS EN 62477-1:2013/A11:2014 | Safety requirements for power electronic converter systems and equipment - Part 1: General | Atcelts |
| 50965 | LVS EN 50091-2:1995/corrigendum Jan. 1998 | Uninterruptible power systems (UPS) - Part 2: EMC requirements | Atcelts |
| 69815 | LVS EN 62477-1:2013/A12:2021 | Safety requirements for power electronic converter systems and equipment - Part 1: General | Atcelts |
| 47661 | LVS EN 62501:2010/A1:2015 | Voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) power transmission - Electrical testing | Atcelts |
| 53220 | LVS EN 50091-1-2:1998/corrigendum Aug. 1999 | Uninterruptible power systems (UPS) - Part 1-2: General and safety requirements for UPS used in restricted access locations | Atcelts |
Displaying 131-140 of 377 results.