The ABB VSC vacuum contactor series provides high‑performance switching for medium‑voltage applications. It is available in fixed and withdrawable types with voltage ratings of 3.6 kV, 7.2 kV and 12 kV and a rated current of 400 A.
The contactors support two operation modes—SCO (single‑command operation) and DCO (dual‑command operation)—and meet international standards such as IEC 60470, GB/T 14808, DNV and RINA. Technical data, environmental limits and maintenance information are included. This manual is written in Chinese.
| Rated current | 400 A |
|---|---|
| Maximum operation cycles (DCO) | 25 cycles (AC‑4) |
The contactor is rated for 3.6 kV, 7.2 kV or 12 kV and a current of 400 A.