Transmission and Distribution

From the last several decades, Hitachi has been delivering turnkey solutions for energy transmission and distribution that match the demand for excellent reliability. We provide transmission and conversion systems that support high voltage transmission, and transmit this high voltage into an appropriate range, so that power reaches your cities and houses. Explore the product categories below to know more about Hitachi’s expertise.

Non-SF6 Circuit Breakers

Non-SF6 Circuit Breakers

Hitachi has pioneered the energy transmission area by creating the Non-SF6 Circuit Breaker - the first ever environmentally conscious vacuum circuit breaker. Some of the key features and benefits of this breaker include a cast aluminum tank design tank, Porcelain or composite bushings, and compliance with the ANSI, NEMA, IEC standards. The Non-SF6 Circuit Breaker has been tested to 10,000 mechanical operations for trusted and expected optimal performance.

Learn about the features of Hitachi Non-SF6 Circuit Breaker.

SF6 Circuit Breakers - HS Series

SF6 Circuit Breakers - HS Series

Hitachi SF6 Circuit Breakers - HS Series is a spring operated breaker system with SyncroPufffTM - True puffer design. Available in multiple configurations, this dead tank Sulfur Hexafloride SF6 gas circuit breaker works at -30°C without electrical heaters and at -50°C with electrical heaters.

Know more about the specifications of Hitachi SF6 Circuit Breakers - HS Series.

SF6 Circuit Breakers - HHI Series

SF6 Circuit Breakers - HHI Series

Hitachi SF6 Circuit Breakers - HHI Series is a sibling of HS Series breaker, and has almost similar specifications, with a few exceptions. It comes with a steel or aluminum tank design, and works on a hydraulic and independent pole operation mechanism. SF6 Circuit Breaker is compliant with the ANSI, NEMA, IEC standards.

Learn more about Hitachi SF6 Circuit Breakers - HHI Series.

Gas Insulated Switchgear

Gas Insulated Switchgear

Hitachi Gas Insulated Switchgear requires half the space of conventional models and has features like robust design, durable materials, and heavy-duty construction, making it suitable for installation at all locations. The top-quality, long-life seals and pinhole-free steel enclosures of this switchgear keep the interior properly pressurized, hence ensure maximum security under all conditions.

Know more about the exceptional features of Hitachi Gas Insulated Switchgear.

Generator Main Circuit Breakers

Generator Main Circuit Breakers

Hitachi’s generator main circuit breakers feature a simplified construction with minimal component parts, and simplified operations by eliminating the need for transferring auxiliary power supplies during startup. This breaker uses single pressure puffer type interrupters, operated by three-phase gang operated hyraulic mechanism, and is able to provide continuous current rating up to 22,000A natural cooling and 44,000A forced air cooling.

Learn more about Hitachi Generator Main Circuit Breakers.

Transformers

Transformers

For over 100 years, Hitachi has been supplying large capacity power transformers to the worldwide market. To date, we have supplied over 6,800 units with power capacity up to 3,000 MVA and voltage up to 1,000 kV. We have state-of-the-art facilities to manufacture huge units for power supply, and this is one of the reasons that we are the leaders in this segment.

Know how Hitachi is fulfilling the needs of its global power customers with its heavy-duty Transformers.

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