CLC/TC 37A
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 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 |
| 57218 | EN 61643-11:2002 | Low-voltage surge protective devices - Part 11: Surge protective devices connected to low-voltage power systems - Requirements and tests | Atcelts |
| 57264 | EN 50539-11:2013/A1:2014 | Low-voltage surge protective devices - Surge protective devices for specific application including d.c. - Part 11: Requirements and tests for SPDs in photovoltaic applications | Atcelts |
| 58228 | EN 50539-11:2013 | Low-voltage surge protective devices - Surge protective devices for specific application including d.c. - Part 11: Requirements and tests for SPDs in photovoltaic applications | Atcelts |
| 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 |
| 55273 | CLC/TS 61643-22:2006 | Low-voltage surge protective devices - Part 22: Surge protective devices connected to telecommunications and signalling networks - Selection and application principles | Atcelts |
| 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 |
| 54424 | CLC/TS 61643-12:2006 | Low-voltage surge protective devices - Part 12: Surge protective devices connected to low-voltage power systems - Selection and application principles | Atcelts |
| 70411 | CLC/TS 51643-32:2020 | Low-voltage surge protective devices - Part 32: Surge protective devices connected to the DC side of photovoltaic installations - Selection and application principles | Izstrādē |
| 48601 | CLC/TS 50544:2010 | Low voltage d.c. surge protective device for traction systems - Selection and application rules for surge arresters | Atcelts |
Displaying 61-70 of 77 results.