Appendix C
Main Technical Data of UHV DC Electrical Equipment1
Table C.1
Converter Valves.
Main Technical Data | Unit | Value |
1. DC current ratings | ||
Nominal DC current IdN | A | 4000 |
Minimum continuous operating DC current | A | 367 |
Maximum continuous operating DC current (rated transmission power, maximum ambient temperature, 50°C valve hall temperature, without redundant cooling in service) | A | 4037 |
Maximum continuous operating DC current (1.1 p.u. of rated transmission power, maximum ambient temperature, 50°C valve hall temperature, with redundant cooling in service) | A | 4497 |
Maximum current when operated with 1.4 p.u. overload for 3 s (maximum ambient temperature, 50°C valve hall temperature) | A | – |
2. DC voltage ratings | ||
Nominal pole-to-neutral DC voltage UdRN | kV | 800 |
Maximum continuous ... |
Get Ultra-high Voltage AC/DC Grids now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.