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Transmission substations

High- and ultra-high voltage substations are central hubs in electrical grids and help to control and protect the power flow.

These installations transform voltage levels and facilitate the efficient transmission of electricity from generation plants to distribution substations, boosting transmission capacity while minimizing losses in the power network.

More than 100 years of experience in building and upgrading air-insulatedgas-insulated and hybrid switchgear substations around the world enables Hitachi Energy to meet all kinds of challenges in the construction of indoor, outdoor and underground distribution substations.

With a presence in more than 100 countries, comprehensive domain expertise and project execution capabilities, Hitachi Energy continues to deliver customized and reliable solutions based on continuous innovation and optimization of our products and technologies. Our project managers assume turnkey responsibility, from design to commissioning, while serving as single point of contact for all customer needs. 

Other applications

power plant engineer for substation

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