Acceptance and energization of the project of installing the 3rd transformer in Long Bien 220kV substations

At 2:25 p.m. on 1 July 2022, the Power Transmission Project Management Board (NPTPMB) in coordination with relevant units organized acceptance and energization of the project of installing the 3rd transformer in Long Bien 220kV substation (Hanoi).

AT3 transformer at Long Bien 220kV substation has been successfully energized

The project has a total investment cost of more than VND 73 billion, invested by the National Power Transmission Corporation, managed by NPTPMB, designed by Power Engineering Consulting Joint Stock Company No.1 as the design consultant, and will be transferred to Power Transmission Company No.1 for operation.

The project is composed of installing 01 AT3 transformer with a capacity of 250MVA and associated equipment.

The project aims to increase the capacity of the substation to 3x250MVA, ensure long-term stable and reliable power supply for socio-economic development in Long Bien district - Hanoi city and surrounding areas; enhance the reliability and transmission capacity of the power grid; reduce power loss in the grid, increase production and business efficiency of EVN.

The project is located within the existing Long Bien 220kV substation in Giang Bien commune, Long Bien district, Hanoi city.


  • 01/07/2022 04:30
  • evn.com.vn
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