Unrivalled technology Made in Germany
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MW
Power range
up to 100 kA short-circuit rating and 12.500 A nominal current, answering most generator assets protection and grid synchronization requirements
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years
Experience in vacuum technology
Reliable and durable solution together with a reduction of greenhouse gas emissions
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Vacuum generator breakers in use in 57 countries
for retrofit and new power plant projects
Product information
When reliability meets sustainability
Generator Circuit-Breakers (GCB) are key components to improve the reliability and protection of your paramount power unit equipment such as generators and step-up transformers. Their installation leads to higher power plant selectivity, increased availability, together with simplification of the operational procedures and a reduction of the overall costs. With Siemens, your retrofit and new power plant projects will be supported by one of the most experienced partner in Generator Circuit-Breaker solution. Dedicated to deliver durable & reliable solution, Siemens has been systematically advancing generator switchgear with vacuum switching technology providing our customer with proven SF6- and maintenance-free vacuum technology.
Customer Event
GBS Experts Talks - The exceptional customer experience
An exclusive selection of customers, including different power generating industries, Utilities, EPCs, Consulting and scientific partners had the opportunity to discuss and share technical knowledge with the generator circuit-breaker experts in Berlin about the advantages of vacuum switching technology. At the 2-day event the customers learned more about the short-circuit calculations, the manufacturing process and had the chance to participate at different factory tours.
Sustainable and reliable
Siemens HB3 is the world’s first and only vacuum generator circuit-breaker for power plant applications above 150 MW. It benefits from an unrivalled technology to optimize the carbon footprint and the operational expenditure of your power plant.
The proven and trusted HB3 solution belongs to the “blue”-portfolio of Siemens for energy and environment protection.
References
Our solutions tailored to customer requirements
We are systematically further developing our extensive portfolio of high-current and generator switchgear in the range up to 400 MW in order to meet your application needs and ever new market requirements at all times. Explore some of our success stories.
Whitepaper
