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Medium-voltage surge arresters: Surge arresters are used for protection of electrical equipment from all kind of overvoltages caused by lightening or switching operations. Hitachi Energy has more than 100 years of experience in designing and manufacturing surge arresters and protection devices.
Hitachi Energy surge arresters are made of metal-oxide (MO) resistors without spark gaps directly molded in silicone housing, in grey color, and designed and tested according to IEC 60099-4 and IEC 62848-1.

High-voltage surge arresters: Hitachi Energy surge arresters are the primary protection against atmospheric and switching over voltages. Hitachi Energy offers a complete range of surge arresters for high voltage applications comprising of solutions for AC and DC up to 1,100kV as well as special applications. The portfolio includes porcelain housed, silicone housed or SF6-insulated high voltage arresters. Hitachi Energy has more than 75 years of experience of overvoltage protection and more than 25 years of experience with silicone insulation. The arresters are installed all over the world in all type of climates. The designs are type tested according to the IEC 60099-4 , ANSI/IEEEC62.11 and also comply with customer specific standards.

자세한 사항은 담당자 (김지수 상무 : 02-462-2162~4)와 상의하시면 좋은 해결책을 드릴것을 약속 드립니다.

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