UNITROL 1000 Automatic voltage regulators (AVR)

The ABB UNITROL® 1000 product family covers a wide range of applications for voltage regulation tasks of a synchronous machines ranging from 100kVA to 80MVA which ensures stable control of synchronous generator or motor voltage, providing rapid response to load changes and maintaining required voltage levels, even in harsh environments.

With over 40.000 installations worldwide across various industries such as power plants, marine systems, diesel-electric locomotives and emergency power systems, UNITROL 1000 is a reliable and crucial and component for efficient and consistent power generation.

The UNITROL 1000 series comprises three Automatic Voltage Regulators (AVRs) - UNITROL 1005. 1010. and 1020 - which can be easily integrated in combination with automation and electrical systems and advanced digital services.

UNITROL® 1000 is also available as part of pre-engineered systems, COMPACT and FLEXplus.  Conveniently mounted on a backplate, pre-wired, pre-tested, and ready for installation, these systems are the ideal solution for fast and efficient projects where time is of the essence.

Key benefits of the UNITROL 1000:

Maximized operating time

Ensures safe machine operation

Guarantees the quality of delivered energy

Seamless integration with the power plant control systems

Easy of use of commissioning and maintenance platform (CMT1000)

Enhanced features to ensure a leaner and faster grid code compliance process

Record breaking AVR

2024 - DNV Certified - World first Automatic Voltage Regulator to receive DNV Cyber security (Essential) Type approval (IACS UR E27)

2019 - TUV Certified - World first excitation system compliant to the German Grid Code VDE-AR-N 4110 and VDE-AR-N 4120.

Products & systems

The UNITROL 1000 series comprises three Automatic Voltage Regulators (AVRs) - UNITROL 1005. 1010. and 1020 - which can be easily integrated In combination with automation and electrical systems, rotating machine control, instrumentation and advanced digital services.

UNITROL 1000 AVR is available also as part of pre-engineered solutions.  Conveniently mounted on a backplate, the UNITROL 1000 COMPACT and FLEXplus systems are pre-wired, pre-tested, and ready for installation.