HVDC disconnectors and earthing switches up to 800 kV
Disconnectors and earthing switches for HVDC lines and converter substations up to 800 kV DC, rated current up to 6300 A DC. Short-time withstand current up to 75 kA DC (3 s), and each unit is designed for a specific site.
- Rated voltage
- up to 800 kV DC
- Rated current
- up to 6300 A DC
- Short-time withstand current
- up to 75 kA DC (3 s)
- Feature
- insulators with increased creepage distance, project-specific design
Price, availability and lead time on request. We help with analogue selection, customs clearance and delivery.
Description
The insulators have an increased creepage distance for DC voltage conditions. The design, type of break and layout are agreed for the substation project. The units have been supplied for the North-East Agra 800 kV, Tyrrhenian Link and HVDC Saudi Arabia – Egypt projects.
Technical specifications
| Rated voltage | up to 800 kV DC |
|---|---|
| Rated current | up to 6300 A DC |
| Short-time withstand current | up to 75 kA DC (3 s) |
| Feature | insulators with increased creepage distance, project-specific design |
Request a price and lead time
HVDC disconnectors and earthing switches up to 800 kV. We reply within one business day.
Or email sales@usk.ua or call 044 339-50-20.
Customs codes
| UKTZED (Ukraine) | 8535 30 90 00 |
|---|---|
| HS, 6 digits | 8535 30 |
| CN (EU) | 8535 30 90 |
| HTSUS (USA) | 8535 30 00 80 |
| China customs tariff | 8535 30 90 90 |
Codes are for reference: the final code is determined at declaration for the specific model.
Questions and answers
What sites are the HVDC disconnectors supplied for?
For HVDC converter substations and lines, including the North-East Agra 800 kV and Tyrrhenian Link projects.
What are the rated parameters of the HVDC units?
Voltage up to 800 kV DC, current up to 6300 A DC, short-time withstand current up to 75 kA DC for 3 s.
Is there a standard serial version?
No, the units are designed for a specific site, with insulators of increased creepage distance.
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