CLC/TC 22X
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 77947 | FprEN IEC 63497:2025 | Shunt-connected active correction devices (ACD) | Izstrādē |
| 80337 | EN 62040-5-3:2017/prA1 | Uninterruptible power systems (UPS) - Part 5-3: DC output UPS - Performance and test requirements | Izstrādē |
| 75924 | prEN IEC 63285-3 | Energy Storage Power Converter (ESPC) Sub-System for use in Electrical Energy Storage Systems (EESS) - Part 3: Method of specifying the performance and test requirements | Izstrādē |
| 81297 | prEN IEC 62909-3 | Bi-directional grid connected power converters - Part 3: EMC requirements and test methods | Izstrādē |
| 79505 | prEN IEC 62040-5-1 | Uninterruptible power systems (UPS) - Part 5-1: DC output UPS - Safety requirements | Izstrādē |
| 79495 | prEN IEC 61204-3 | Low-voltage switch mode power supplies - Part 3: Electromagnetic compatibility (EMC) | Izstrādē |
| 43863 | EN 60146-1-1:1993/prA2 | Semiconductor convertors - General requirements and line commutated convertors - Part 1-1: Specifications of basic requirements | Izstrādē |
| 69731 | EN IEC 62040-2:2018/prAA | Uninterruptible power systems (UPS) - Part 2: Electromagnetic compatibility (EMC) requirements | Izstrādē |
| 71710 | EN IEC 60633:2019/AC:2020-04 | High-voltage direct current (HVDC) transmission - Vocabulary | Izstrādē |
| 71976 | EN 60700-1:2015/A1:2021 | Thyristor valves for high voltage direct current (HVDC) power transmission - Part 1: Electrical testing | Izstrādē |
Displaying 31-40 of 379 results.