GE IS200DSFCG1AEB IGBT Gate Driver Board

GE IS200DSFCG1AEB Mark VI Driver Shunt Feedback Board

The GE IS200DSFCG1AEB is a Driver Shunt Feedback Board and IGBT Gate Driver for Mark VI Speedtronic systems. This board provides current sensing, fault detection, and isolation for Innovation Series drives in gas, steam, and wind turbine applications.

Technical Specifications

• Part Number: IS200DSFCG1AEB
• Manufacturer: General Electric (GE) - Salem, VA
• Series: Mark VI Speedtronic
• Product Type: Driver Shunt Feedback Board / IGBT Gate Driver
• Functional Abbreviation: DSFC
• Revisions: 3 (backward compatible with first two)
• Assembly Type: Normal Assembly
• LED Indicators: 5 (DS1 through DS5)
• Dimensions: 2 in height x 3 in length (51 mm x 76 mm)
• Manual: GEI-100263
• Country of Manufacture: United States (USA)

System Requirements

• 1800 Amp Drives: Up to 6 boards required
• 1000 Amp Systems: 3 boards required
• Compatibility: Innovation Series 1000A/1800A PWM source bridges and AC drives

Power Supply Specifications

• Isolation Transformer Primary: 17.7 V peak (35.4 V p-p), 25 kHz square wave
• Isolated +12 V Supply: Unregulated, +10%, 100 mA max average
• Isolated +5 V Logic Supply: Regulated linear from +12 V, 100 mA max average
• Galvanic and Optical Isolation: Feedback and driver circuits

LED Indicators

• DS1-DS5: 5 total status LEDs
• Yellow LED: IGBTs driven ON
• Green LED: IGBTs driven OFF
• Indicate Desaturation and Undervoltage fault conditions

Key Features

• Circular red Metal Oxide Varistor (MOV) near upper left for transient protection
• 6 jumper pins in 3 pairs (PL, PL1, PL2) for configuration
• Current sensing circuit for accurate measurement and overcurrent protection
• Fault detection circuit for system abnormalities
• Galvanic and optical isolation on all feedback and driver circuits
• Compatible with Innovation Series source bridges and AC drives
• Mounts directly to upper and lower IGBT modules per phase leg
• Shunt feedback for current regulation
• Built-in amplifier for signal processing
• Overvoltage and short-circuit protection
• Modular design for easy replacement

Component Inventory

• 1x red Metal Oxide Varistor (MOV) labeled LCB
• 5x LED indicators (DS1-DS5)
• 6x jumper pins (3 pairs: PL, PL1, PL2)
• 2x large metal components labeled UGB and UEB
• 1x large black/silver square component
• ~10x integrated circuits (various sizes)
• Solid black resistors near MOV
• Black square transistor near resistors
• Small red LED with "LINK ABOVE 50V" marking
• Stab-on, plug, and eyelet connectors
• Isolation transformer
• Capacitors, diodes, resistor networks

Mounting Requirements

• Mount directly to upper and lower IGBT modules in each phase leg
• Secured by gate, emitter, and collector connections
• Critical orientation - note alignment before removal
• Board marked on two edges for proper alignment
• GE logo and board number printed on board

Protection Features

• MOV transient voltage suppression
• Overcurrent protection via current sensing
• Overvoltage protection
• Short-circuit protection
• Desaturation fault detection
• Undervoltage fault detection
• Galvanic and optical isolation

System Integration

• HMI/operator interface with PC-based Windows workstation
• Control System Toolbox for online software maintenance
• I/O configuration and monitoring capability
• Interface with drive bridge personality interface board
• Communication with drive control system

Excitation Control System

• Provides DC power to synchronous generator field
• Controls generator AC terminal voltage and reactive VAr
• Freestanding floor-mounted NEMA 1 metal cabinets
• Top or bottom cable entry

Trip System

• Trip command from main processor card to VTUR card
• Backup Protection Module capability
• 24 Vdc / 125 Vdc circuit with TRPG and TREG wiring
• Servo valve actuators stop fuel/steam flow
• Hydraulic trip solenoids de-energized/energized
• Cross-tripping for overspeed conditions

Storage Requirements

• Temperature: -40°C to +80°C
• Humidity: 5% to 95% non-condensing
• Covering: Canvas type only - no plastic
• Keep clean, dry, protected from precipitation
• No dust, salt spray, or corrosive elements
• No rodents or temperature fluctuations

Package Contents

• 1x GE IS200DSFCG1AEB Driver Shunt Feedback Board
• Anti-static protective packaging
• Ships via FedEx, UPS, or DHL

FAQ

• How many boards per drive?
  1000A systems: 3 boards; 1800A systems: up to 6 boards.
• What do the LEDs indicate?
  Yellow = IGBT ON, Green = IGBT OFF; also indicate Desaturation and Undervoltage faults.
• What protection features are included?
  MOV transient protection, current sensing, overvoltage, short-circuit, desaturation and undervoltage fault detection.
• How is the board mounted?
  Directly to upper and lower IGBT modules per phase leg, secured by gate/emitter/collector connections.
• Where was it manufactured?
  GE's Salem, Virginia factory in the USA.