CLC/TC 37A
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 67549 | FprCLC/TS 61643-32:2018 | Low-voltage surge protective devices - Part 32: Surge protective devices connected to the d.c. side of photovoltaic installations - Selection and application principles | Izstrādē |
| 55374 | EN 61643-11:2002/A1 | Low-voltage surge protective devices - Part 11: Surge protective devices connected to low-voltage power systems - Requirements and tests | Izstrādē |
| 70096 | prEN IEC 61643-11 | Low-voltage surge protective devices - Part 11: Surge protective devices connected to AC low-voltage power systems - Requirements and test methods | Izstrādē |
| 62436 | FprEN 61643-32:2016 | Low-voltage surge protective devices - Part 32: Surge protective devices for specific use including d.c. - Selection and application principles for SPDs connected to photovoltaic installations | Izstrādē |
| 55435 | CLC/TS 61643-12:2009 | Low-voltage surge protective devices - Part 12: Surge protective devices connected to low-voltage power distribution systems - Selection and application principles | Izstrādē |
| 45201 | prEN 50XXX | Low voltage surge protective devices: surge protective devices for specific application including d.c. - Part X: Requirements and tests | Izstrādē |
| 42584 | prEN 61643-2 | Surge protective devices connected to low-voltage power distribution systems - Part 2: Selection and application principles | Izstrādē |
| 49355 | CLC/TS 61643-22:2016 | Low-voltage surge protective devices - Part 22: Surge protective devices connected to telecommunications and signalling networks - Selection and application principles | Izstrādē |
| 70095 | EN IEC 61643-01:2025 | Low-voltage surge protective devices - Part 01: General Requirements and test methods | Izstrādē |
| 49316 | CLC/TR 50656:2016 | SPD application in conjunction with Class II equipment | Izstrādē |
Displaying 1-10 of 77 results.