HVDC Leyte - Luzon

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The HVDC Leyte - Luzon is a high voltage direct current transmission link in the Philippines between geothermal power plants on the island of Leyte and the southern part of island of Luzon. The HVDC Leyte – Luzon went in service on 10 August 1998.

The HVDC Leyte - Luzon begins at Ormoc converter station (Leyte Province) and ends at Naga converter station (Province of Camarines Sur). It consists three sections:

Leyte-Samar overhead line
submarine cables across San Bernardino Strait between Cabacungan (Allen, Samar) and Sta Magdalena (Sorsogon Province, Luzon)
overhead line at Luzon

The length of submarine cable is 21 km and the total length of overhead lines is 430 km. The HVDC Leyte - Luzon can transfer an output of 440 MW. And it's implemented as monopolar line for a voltage of 350 kV.

Aim of the HVDC link is to feed the AC grid in the Manila region. Beside of overall connection of grids, the HVDC Leyte – Luzon stabilize the AC network. The interconnector is manufactured by the ABB Group in cooperation with Marubeni Coproration and it's operated by state owned National Transmission Corporation.