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GE DS3800NMEA1L1J
Product Name: Mark IV Motor Excitation Board
Product Overview: This is a Motor Excitation Board designed for GE Mark IV Speedtronic turbine control systems. It supports excitation control functions to maintain proper magnetic field conditions required for turbine operation and rotational stability.
Detailed content
Technical Specifications:
- Manufacturer: General Electric
- Series: GE Mark IV Speedtronic DS3800
- Product Type: Motor Excitation Board / Control PCB
- Primary Function: Excitation field regulation
- Board Architecture: Modular PCB with auxiliary standoffs
- Mounting Type: Rack-mounted
- Board Components: ICs, potentiometers, transistors, capacitors
- Auxiliary Support: Expansion standoffs installed
- Approximate Weight: ~1 lb before packaging
- Product Status: Legacy / Obsolete
Functional Features:
- Excitation field control
- Auxiliary daughterboard support
- Mark IV rack integration
Application Scenarios: Used in turbine excitation systems within GE Mark IV Speedtronic platforms. Most sites replace individual boards instead of redesigning the excitation system to avoid engineering work, shutdown exposure, and revalidation requirements.
Structural Features: Modular PCB with auxiliary standoffs for optional auxiliary assemblies, containing ICs, potentiometers, transistors, and capacitors.
Working Principle: Maintains excitation control functions to sustain proper magnetic field operation within turbine systems.
Installation & Usage Notes:
- Safety First: Notify operations personnel, verify process shutdown condition, apply lockout/tagout procedures, and isolate cabinet power.
- Wait a minimum of 5 minutes for stored energy discharge before beginning installation.
- Verify exact board revision and compatibility before installation.
