ABB 3BHE030579R0003 UNITROL 1020 excitation system controller

ABB 3BHE030579R0003 UNITROL 1020 excitation system controller

Control function: Support automatic voltage control, with adjustable PID controller; With power factor and reactive power controller with PID control algorithm; Current regulator with PI control; Reaction power sharing, automatic synchronization and voltage matching of connected generators in parallel and island operation are possible.
Monitoring and protection function: the backup function and setpoint tracking function of redundant channel system are realized through reliable CAN bus; Strengthen the system monitoring function, such as voltage transformer monitoring, synchronous check function, rotating diode monitoring function; With a variety of limiter functions, such as excitation current limiter. There is also a data logger and trend function, which can be automatically and manually triggered to record measurement results and user-selected data, and an event logger function to record relevant information with time and date information.
Communication functions: Full-featured MOBUS communication via standard Ethernet and RS485 for easy data transmission and remote control with other devices.
Commissioning and maintenance capabilities: The CMT 1000, a powerful and user-friendly debugging and maintenance software tool, facilitates parameterization, monitoring, trend analysis and optimization.

Digital input/Output configuration: 12 inputs, a maximum of 8 outputs.
Analog input/output configuration: 3 inputs, 2 outputs. Digital input extensions can also be configured to use free analog inputs for up to 6 additional digital inputs.