# \#transmission **URL:** https://community.opal-rt.com/tag/transmission/101.md [Latest](https://community.opal-rt.com/latest.md) · [Categories](https://community.opal-rt.com/categories.md) · [Tags](https://community.opal-rt.com/tags.md) --- ## [HVDC-MMC Interconnection (1000-MW, +/- 320 kV)](https://community.opal-rt.com/t/hvdc-mmc-interconnection-1000-mw-320-kv/103)
**Author:** [@Parija](https://community.opal-rt.com/u/Parija)\ **Replies:** 1\ **Last updated:** [July 13, 2026, 4:00pm UTC](https://community.opal-rt.com/t/hvdc-mmc-interconnection-1000-mw-320-kv/103 "2026-07-13T16:00:00Z")
Overview Aggregate MMC-based VSC-HVDC interconnection with startup sequence, DC voltage regulation, active/reactive power control, and optional DC fault scenario. This example shows a 1000 MW HVDC interconnection using …