Hitachi Energy's protection solutions are designed to ensure the safe and reliable operation of generators.
The protection solutions for generators are designed to accommodate different power plant arrangements with a complete portfolio of generator protection solutions for all types and sizes of generators and generator-transformers units. Hitachi Energy's protection solutions provide protection and monitoring for generators, prime movers, and step-up transformers in hydro-, pump-storage-, gas-, combined cycle-, steam- and cogeneration stations.
- Generator main and backup protection
- Generator and block transformer main and backup protection
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- Generator differential protection
- Transformer differential protection
- High impedance differential protection
- Restricted earth-fault protection
- Injection-based protection
- Back-up under-impedance protection
- Pole slip protection
- Loss of / under excitation
- Directional power protection
- Current, voltage, frequency protections