ABB UNITROL 1020-0006 3BHE030579R0006 excitation controller modules

The ABB UNITROL 1020 - 0006 3BHE030579R0006 is a voltage regulator designed for small and medium-sized synchronous generators and industrial equipment in the UNITROL 1000 series. Here is a detailed introduction:

Functional Characteristics

Diverse Control Functions: It features automatic voltage control with an adjustable PID controller to precisely regulate the generator's output voltage. It also has power factor and reactive power controllers with PID control algorithms to effectively adjust the power factor and reactive power. Additionally, the current regulator with IP control ensures stable excitation current output.

Rich Operating Modes: It supports the reactive power sharing of generators connected in parallel and in island operation, enabling automatic synchronization and voltage matching to ensure the stable connection and power distribution of generators in different operating modes.

Comprehensive Monitoring and Protection: It achieves the standby function and set - point tracking function of the redundant channel system through the reliable CAN bus, enhancing system monitoring functions such as voltage transformer monitoring, synchronization check function, and rotating diode monitoring function. It also has various limiter functions, such as the excitation current limiter, to effectively protect the generator and excitation system.

Convenient Data Recording and Communication: The automatic and manual trigger data recorder can record measurement results and user - selected data, and the event recorder function records important information with time and date information. It realizes full - featured MOBUS communication through standard Ethernet and RS - 485, facilitating data exchange and remote control with other devices. In addition, it is equipped with the powerful and user - friendly commissioning and maintenance software tool CMT1000, which is convenient for parameterization, monitoring, trend analysis, and optimization.

Technical Performance

Input and Output Characteristics: The input voltage range is 380 - 480V, the output voltage range is 0 - 416V, the output frequency range is 0 - 65Hz, the rated current is 24A, the rated power is 22kW, and the control accuracy is ±0.5%.

Other Performances: Based on advanced microprocessor technology and IGBT semiconductor devices, the current output of up to 10ADC can meet continuous operation. It can work with high performance under harsh conditions and in different temperature ranges and complies with DNV and UL standards.