CLC/TC 22X
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 50965 | LVS EN 50091-2:1995/corrigendum Jan. 1998 | Uninterruptible power systems (UPS) - Part 2: EMC requirements | Atcelts |
| 50832 | LVS EN 62040-1-2:2003/corrigendum Aug. 2004 | Uninterruptible power systems (UPS) - Part 1-2: General and safety requirements for UPS used in restricted access locations | Atcelts |
| 50832 | EN 62040-1-2:2003/corrigendum Aug. 2004 | Uninterruptible power systems (UPS) - Part 1-2: General and safety requirements for UPS used in restricted access locations | Atcelts |
| 50805 | LVS EN 61803:2003 /A1:2011 | Determination of power losses in high-voltage direct current (HVDC) converter stations (IEC 61803:1999/A1:2010) | Atcelts |
| 50805 | EN 61803:1999/A1:2010 | Determination of power losses in high-voltage direct current (HVDC) converter stations with line-commutated converters | Atcelts |
| 50644 | LVS EN 62751-1:2015 | Power losses in voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) systems - Part 1: General requirements | Standarts spēkā |
| 50644 | EN 62751-1:2014 | Power losses in voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) systems - Part 1: General requirements | Izstrādē |
| 50593 | EN 61800-4:2003 | Adjustable speed electrical power drive systems - Part 4: General requirements - Rating specifications for a.c. power drive systems above 1 000 V a.c. and not exceeding 35 kV | Atcelts |
| 50593 | LVS EN 61800-4:2003 | Adjustable speed electrical power drive systems - Part 4: General requirements; Rating specifications for a.c. power drive systems above 1000 V a.c. and not exceeding 35 kV | Standarts spēkā |
| 50586 | EN 60146-2:2000 | Semiconductor converters - Part 2: Self-commutated semiconductor converters including direct d.c. converters | Izstrādē |
Displaying 251-260 of 375 results.