DS3800NSCB - Speed Current Regulator Auxiliary Board

SPECIFICATIONS:

Part No: DS3800NSCB
Manufacturer: General Electric
Product Type: Speed Current Regulator Auxiliary Board
Voltage Ranges: +/-25mV,
Operating Mode: Simplex
Series: Mark IV
Availability: In Stock
Current Range: +/-20mA
Dimensions: 7.14 × 4 × 1.5 in
Operating Temperature: 0 to 50°C
Country of Origin: USA

FUNCTIONAL DESCRIPTION:

DS3800NSCB is a Speed Current Regulator Auxiliary Board manufactured and designed by General Electric and is part of the Mark IV Series used in GE Speedtronic gas turbine control systems. A Speed Current Regulator Auxiliary Board (SCRAB) is a specialized electronic component designed to manage and optimize the performance of electric motors, particularly in complex systems such as gas turbines. These boards are crucial for precise control over motor speed and current, ensuring efficient and safe operation.

KEY FEATURES:

• Precision Control: Provides accurate regulation of motor speed and current, ensuring smooth operation under varying conditions.
• Compatibility: Works with various motor types including AC, DC, and brushless motors.
• Feedback Systems: Utilizes sensors such as encoders or tachometers to continuously monitor and adjust motor performance.
• Protection Mechanisms: Includes safeguards against over-current, over-voltage, and overheating to protect the motor and the board.
• Programmable Parameters: Allows customization of settings to meet specific operational requirements.
• Communication Interfaces: Equipped with interfaces like CAN, Modbus, or Ethernet for integration with larger control systems.

CORE FUNCTIONS:

• Speed Regulation: Maintains the motor’s speed at desired levels, adjusting for changes in load and operational conditions.
• Current Limiting: Prevents excessive current draw, protecting the motor and associated systems from damage.
• Dynamic Braking: Provides the ability to quickly stop the motor when necessary.
• Power Factor Correction: Improves the efficiency of the motor system by optimizing the power factor.
• Diagnostic and Monitoring: Offers tools for real-time monitoring and diagnostics to ensure optimal motor performance and early fault detection.

Applications in Gas Turbine Control Systems:

• Startup Control: Manages the initial ramp-up of the turbine, ensuring a smooth and controlled increase in speed to operational levels.
• Load Management: Adjusts the turbine’s speed and current to match varying load demands, maintaining optimal performance.
• Emergency Shutdown: Quickly reduces the turbine’s speed or shuts it down in response to emergency conditions to prevent damage.
• Operational Efficiency: Enhances fuel efficiency and reduces operational costs through precise control and optimal performance parameters.
• Integration: Seamlessly integrates with the gas turbine’s central control system for comprehensive monitoring and management.

WOC has the largest stock of GE Speedtronic Gas turbine control systems replacement parts. We can also repair your faulty boards and supply unused and rebuilt boards backed up with a warranty. Our team of experts is available round the clock to support your OEM needs. Our team of experts at WOC is happy to assist you with any of your automation requirements. For pricing and availability on parts and repairs, kindly contact our team by phone or email.

FREQUENTLY ASKED QUESTIONS:

What is a Speed Current Regulator Auxiliary Board (SCRAB)?

A SCRAB is an electronic device designed to manage and optimize the performance of electric motors by regulating their speed and current. It is essential in applications requiring precise motor control, such as gas turbines, industrial machinery, and electric vehicles.

How does a SCRAB improve motor performance?

A SCRAB improves motor performance by providing precise control over motor speed and current. This ensures smooth operation, prevents overloading, and enhances the efficiency and longevity of the motor. The board also includes feedback mechanisms to continuously monitor and adjust performance in real time.

How does a SCRAB integrate with gas turbine control systems?

In gas turbine control systems, a SCRAB manages the speed and current of the turbine’s motors. It ensures precise control during startup, load management, and emergency shutdown scenarios. The board integrates with the turbine’s central control system through communication interfaces like CAN, Modbus, or Ethernet, allowing for comprehensive monitoring and control.