ABB UAD155A0111 3BHE029110R0111 MVAC Drives AC 800PEC – Functions & Applications
1. Key Functions
The ABB UAD155A0111 (3BHE029110R0111) is a high-performance MVAC (Medium Voltage AC) Drives module designed for the AC 800PEC control system.
Its primary functions include:
Motor Control & Drive Regulation:
Controls medium-voltage AC motors with precision, adjusting speed, torque, and power output.
Supports vector control and scalar (V/f) control for optimized motor performance.
Excitation & Power Conversion:
Manages excitation systems for synchronous motors and generators.
Converts AC input to regulated DC and back to variable-frequency AC for motor control.
Protection & Monitoring:
Provides overcurrent, overvoltage, undervoltage, and thermal protection to prevent equipment damage.
Monitors real-time parameters (voltage, current, temperature) for predictive maintenance.
High-Speed Communication & Integration:
Supports Ethernet PowerLink, Profibus DP, Modbus RTU/TCP, and EtherCAT for seamless PLC/DCS integration.
Enables fast cycle times (as low as 25 µs) for real-time industrial automation.
2. Industrial Applications
The UAD155A0111 is widely used in industries requiring high-power motor control and automation:
Oil & Gas:
Controls pumps, compressors, and fans in refineries and pipelines.
Ensures energy-efficient operation in harsh environments.
Power Generation & Distribution:
Manages excitation systems in hydro/gas turbines and synchronous generators.
Regulates grid stability in power plants.
Mining & Metals:
Drives conveyors, crushers, and rolling mills with high torque and reliability.
Water & Wastewater Treatment:
Optimizes pump and blower speed for energy savings in large-scale facilities.
Marine & Offshore:
Controls propulsion systems and thrusters in ships and drilling rigs.
3. Advantages
✔ High efficiency (>95%) with regenerative braking capability
✔ Robust design for harsh industrial environments (IP20/IP54 options)
✔ Scalable architecture for multi-drive synchronization
✔ Compatible with ABB’s 800xA & AC 800PEC automation systems
This module is essential for industries requiring precise, high-power motor control with advanced automation integration.
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