Hiep Hoa 500kV substation operating second 220kV transformer

On 29 November 2018, the Central Viet Nam Power Projects Management Board (CPMB) coordinated with Power Transmission Company No. 1 (PTC1), Power Transmission Service Company (NPTS) and relevant units successfully energized power for the second 220kV transformer at Hiep Hoa 500kV substation (Bac Giang).

New 220/110/22kV-250MVA transformers put into operation at Hiep Hoa 500kV substation.

This second 220kV transformer for the substation was invested in a total amount of over VND 74 billion by the National Power Transmission Corporation (EVNNPT), the project shall be managed by CPMB and operated by  PTC1.

The additional transformer for Hiep Hoa 500kV substation has capacity of 250MVA. At the same time, the installation of 220kV, 110kV general feeders; installation of 2 compartments for 110kV transmission line equipment, as well as control, protection, measurement equipment are performed, etc.

The work will contribute to strengthening connectivity, enhancing safety, reliability and stability in the operation of regional and National power systems; mitigating loss of capacity on the transmission grid, increasing efficiency of production and business of EVNNPT.


  • 29/11/2018 04:06
  • evn.com.vn