ABB 3BHE030410R3011 PPD117A3011｜Excitation Controller｜

Core functionality
Automatic voltage regulation AVR: high-precision PID, stabilizing terminal voltage and controlling reactive power.
Excitation current control: Accurately adjust the excitation current to adapt to grid connection/load shedding and other working conditions.
Power system stabilizer PSS: suppresses low-frequency oscillations and enhances transient stability.
Comprehensive protection: overvoltage/overcurrent/undervoltage/overtemperature/grounding/communication interruption protection, with demagnetization function.
Redundancy and Diagnosis: Supports 1:1 redundancy (switching ≤ 200ms); Fault self diagnosis and code reporting.
Multi protocol communication: Ethernet (IEC 61850), RS485 (Modbus RTU), Profibus.

Parameter
Power supply: 24VDC ± 10%; Power consumption 30W (typical)/50W (maximum)
Environment: -10 ℃~+60 ℃; Humidity 5% -95% (no condensation); IP20
Response: Voltage step ≤ 100ms; Fault protection ≤ 20ms
Accuracy: Voltage regulation accuracy ≤ ± 0.5% FS

Typical Applications
Thermal power/hydropower/gas-fired power generation: excitation control of steam turbine/hydro generator.
New energy support: synchronous generator excitation for wind/photovoltaic power plants.
Industrial self owned power plants: self owned power plants for steel, chemical, mining, and other industries.
Ship/Offshore Platform: Excitation and Voltage Stability of Generator Sets.

ABB 3BHE030410R3011 PPD117A3011｜Excitation Controller｜