GE DS200SDCCG1AFD – Drive Control Board (SDCC)

Technical Specifications

• Manufacturer: General Electric (GE)
• Model: DS200SDCCG1AFD
• Series: DS200 Series, Mark V Speedtronic Control System
• Processor: 3 × 16-bit microprocessors; TI C6713 DSP for high-speed computing
• Memory: Dual-ported RAM (DPR) for simultaneous multi-processor access; 16 MB SDRAM, 32 MB Flash
• Power Supply: 5 VDC, 15 VDC, 24 VDC (redundant input)
• Power Consumption: Max 12 W (typical operation)
• Communication Interfaces: RS-232, RS-485, Modbus, Ethernet (LAN)
• I/O Connectors: 8 × PL connectors for power, I/O, and inter-board communication
• Dimensions (L×W×H): 216 mm × 146 mm × 51 mm (8.5 in × 4.5 in × 1.2 in)
• Weight: 1.0 kg (2.2 lbs)
• Operating Temperature: -10°C to +60°C (14°F to 140°F)
• Storage Temperature: -40°C to +70°C (-40°F to 158°F)
• Relative Humidity: 5%–95% (non-condensing)
• Certifications: CE, UL, CSA (industrial safety and EMC compliance)

Key Features

1. Multi-Processor Architecture & High Computing Power
   • Equipped with three 16-bit microprocessors and a TI C6713 DSP, enabling parallel processing of complex drive control algorithms and real-time data.
   • Dual-ported RAM (DPR) allows independent, simultaneous memory access by two processors, optimizing data throughput and control responsiveness.
2. Precision Drive & Motor Control
   • Supports vector control and V/F control for AC induction motors, delivering ±0.1% speed control accuracy and ±5% torque control accuracy.
   • Manages motor startup, acceleration, deceleration, and shutdown with smooth, precise regulation to prevent mechanical stress and ensure operational stability.
3. Robust Fault Protection & Diagnostics
   • Integrated overcurrent, overvoltage, undervoltage, and overtemperature protection mechanisms safeguard motors and drives from damage.
   • Real-time monitoring of operational parameters with on-board LED indicators for power, communication, and fault status; supports remote diagnostics via Mark V system tools.
4. Flexible Configuration & Seamless Integration
   • Configurable via on-board jumpers and GE software tools; allows offline editing of settings on a laptop before downloading to the board.
   • Connects to other Mark V system boards (e.g., I/O, communication, power supply) via 8 PL connectors, supporting AC/DC drive customization and system expansion.
5. Industrial-Grade Reliability
   • Constructed with ruggedized industrial components to withstand vibration, temperature fluctuations, and electromagnetic interference (EMI) in harsh environments.
   • Compact form factor for easy integration into standard industrial control cabinets; hot-swappable for maintenance without system shutdown.

Application Scenarios

• Power Generation (Core Application)
  • Gas Turbine Control: Governs speed, torque, and fuel flow for turbine startup, synchronization, and load regulation in combined-cycle power plants.
  • Steam Turbine Control: Manages drive systems for boiler feed pumps, fans, and generators, ensuring stable load control and thermal stress management.
  • Hydro Turbine Control: Regulates turbine speed and water flow in hydroelectric plants, supporting grid frequency stabilization and efficient power generation.
• Process Industries
  • Oil & Gas: Controls turbine-driven compressors, pumps, and generators in refineries, pipelines, and LNG facilities, ensuring safe and efficient fluid transport.
  • Chemical & Petrochemical: Drives motors for reactors, distillation columns, and conveyor systems, maintaining precise process parameters and production continuity.
• Industrial Automation
  • Heavy Machinery: Controls motor drives for steel mill rolling mills, paper machine dryers, and mining excavators, delivering high torque and speed accuracy.
  • Legacy System Modernization: Integrates with GE Mark V DCS for retrofitting older power plants and industrial facilities, extending equipment lifespan with reliable drive control。