UNITROL® Excitation Systems

Excitation systems are a key component in many power generating units used by plant owners and operators to achieve reliability of operations, stability and fast transient response of their assets, as per grid requirements.

To respond to diverse needs across power generation and non-power generation applications, ABB has developed the UNITROL 1000 and UNITROL 6000 series.

With more than 30,000 units in operation, UNITROL solutions are part of a wider  portfolio of automation and electrical systems, rotating machine control, instrumentation and advanced digital services to serve all power generation facilities.

30,000+ installations in operations around the world
Scalable design for all machine size
24/7 technical support throughout the life cycle
Grid code compliant

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