Transmission and Distribution Equipment
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Generator Main Circuit Breakers

Hitachi has been manufacturing Generator Main Circuit Breakers for more than 20 years.  With over 210 units supplied worldwide of various capacities and ratings. These GMCB’s are known for  their high  reliability and low maintenance.
Key Features

Hitachi Australia has the capability to provide complete GMCB solutions including design, manufacture, testing, installation and commissioning. Our GMCB’s are capable of interfacing with all types of Isolated Phase Busbar (IPB) designs, are completely hydraulic driven ensuring high reliability and minimal maintenance and incorporate electrical, mechanical and key interlocks to ensure operational safety.
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