500kV Quang Ninh substation reinforcement project completed

At 8:10 am on 15 January 2023, the Northern Power Project Management Board in coordination with relevant units successfully energize the 500kV AT1 transformer (600MVA) under the 500kV Quang Ninh substation reinforcement project (Thong Nhat commune, Ha Long city, Quang Ninh province), thereby completing this entire project.

After completing the entire reinforcement project, Quang Ninh 500kV substation has a total capacity of 1,525MVA (2 transformers 500kV - 600MVA, 1 transformer 220kV - 250MVA, 1 transformer 220kV - 125MVA).

AT1 500kV transformer at 500kV substation in Quang Ninh

This is a special-grade energy project, group B with a total investment of nearly VND 280 billion invested by the National Power Transmission Corporation (EVNNPT). NPMB managed and operated the project and Power Construction Consulting Joint Stock Company 4 designed the project, Power Transmission Company 1 received and operated the project.

The investor-level acceptance committee meeting to agree on energizing the project

The project is equipped with an online oil monitoring system for two existing 500kV reactors; additionally equipped with a surveillance camera system to serve the management and operation of the substation. The control and measurement protection system will add configuration declarations for 500kV transformers and newly installed equipment, and complete control and protection circuits to suit the project scale.

The completion of the 500kV Quang Ninh substation reinforcement helps to increase the electricity supply for Quang Ninh province and surrounding areas; ensures capacity transmission of power plants in the Northeast region according to the requirements of power system operation.


  • 15/01/2023 06:09
  • evn.com.vn
  • 229