Technical Parameters of ABB Unitrol 1010 3BHE035301R0003

The ABB Unitrol 1010 3BHE035301R0003 is a high-performance voltage regulator and excitation system controller designed for small to medium-sized synchronous generators and industrial machinery. Below are its key technical specifications and features:

Product Overview

• Model: Unitrol 1010 3BHE035301R0003
• Manufacturer: ABB
• Series: Unitrol 1000 Series (part of ABB’s static excitation system solutions)
• Application: Automated voltage regulation (AVR) for synchronous generators, industrial motors, and power generation systems.

Technical Specifications

• Voltage Regulation:
  • Input Voltage Range:
    • AC: 0–300 V (single-phase or three-phase)
    • DC: 0–300 V
    • Frequency: 40–600 Hz
  • Output:
    • Continuous Current: 10 A DC
    • Overload Capacity: 20 A DC (for up to 10 seconds)
    • Excitation Voltage: 0–300 V DC
• Sampling & Accuracy:
  • High-Speed Sampling Rate: Enables precise signal reconstruction and transient event capture.
  • High Resolution: Provides detailed and accurate measurements.
  • Flexible Input Scaling: Supports configurable gain settings for different signal ranges.
• Control Modes:
  • Automatic (AUTO)
  • Constant Power Factor (PF)
  • Constant Reactive Power (VAR)
  • Manual (MANUAL)
  • Seamless Switching: Smooth transitions between operating modes.

Hardware & Design

• Microprocessor Technology: Advanced DSP-based control for high-speed processing.
• IGBT Power Stage: Enables efficient and reliable power conversion.
• Compact & Robust Design:
  • IP20 Protection Rating: Suitable for indoor installations.
  • Aluminum Housing with Heat Sinks: Effective thermal management.
• Connectivity:
  • Digital/Analog I/O: Supports various industrial communication protocols (e.g., MODBUS via RS485 or TCP/IP).
  • Ethernet/USB Ports: For data logging, configuration, and remote monitoring.
  • Multiple Communication Options: RS-485, CAN, and Ethernet for integration with SCADA/DCS systems.

Functional Features

• Advanced Load Distribution: Optimizes power sharing in parallel-operating units.
• Rotating Diode Monitoring: Detects diode failures in brushless excitation systems.
• Automatic Synchronization: Enables seamless grid connection.
• Data & Event Logging: Records operational data and faults for diagnostics.
• Protection Functions:
  • Overvoltage/Undervoltage
  • Overcurrent/Short-Circuit
  • Overheating (via thermal sensors)
  • Loss of Field (LOF) Protection

Environmental & Compliance

• Operating Temperature: -40°C to +70°C (storage: 0°C to +55°C)
• Humidity: Up to 95% non-condensing
• Vibration Resistance: Meets IEC 60068-2-6 standards
• EMC Compliance: Conforms to IEC 61000-6-2/-4 (for industrial environments)
• Certifications: CE, UL, DNV (for marine/offshore applications)

Mechanical & Installation

• Mounting: Vertical installation recommended for optimal cooling.
• Cooling Requirements: Free airflow around the unit; avoid heat sources.
• Cabling Guidelines:
  • Separate control (I/O) and power cables to minimize EMI.
  • Recommended cable cross-sections for different signal types.

Optional Features & Accessories

• Power System Stabilizer (PSS): Enhances transient stability.
• Synchronization Module: Enables precise grid synchronization.
• CMT1000 Software: For advanced configuration, monitoring, and diagnostics.
• Redundant Dual-Channel System: For high-availability applications.

Applications

• Power Generation:
  • Land-based power plants (diesel/gas engines, steam/gas turbines, hydro turbines)
  • Marine propulsion and auxiliary power systems
  • Wind power generation (with synchronous generators)
• Industrial Machinery:
  • Diesel-electric locomotives
  • Port cranes and mining trucks
  • Synchronous motor drives

Warranty & Support

• Standard Warranty: 12 months (extendable with service contracts).
• Global Support: 24/7 technical assistance via ABB’s service hotline.
• Documentation: Includes user manuals, installation guides, and troubleshooting resources.

Conclusion

The ABB Unitrol 1010 3BHE035301R0003 is a versatile and reliable excitation system controller designed for demanding industrial applications. Its advanced features, compact design, and compliance with international standards make it an ideal choice for voltage regulation and power system stability in small to medium-sized synchronous generators.

For detailed specifications or procurement, contact ABB’s official distributors or visit their global website.

Note: This information is based on publicly available ABB documentation. For exact technical parameters, refer to the latest product datasheet or consult ABB’s technical support team.