GE DS200ADGIH1AAA Auxiliary DC Generator Interlock Control Card

The DS200ADGIH1AAA provides critical high-voltage interlock control for General Electric's EX2000 excitation systems. This advanced control card manages 2000V DC auxiliary power for generator excitation and protection. It ensures safe turbine operation through sophisticated interlock logic and fault protection systems.

Technical Specifications & Performance Data

• Manufacturer: General Electric
• Model Number: DS200ADGIH1AAA
• Product Type: Auxiliary DC Generator Interlock Control Card
• Control System Series: EX2000 / Mark V
• Board Dimensions: 17.8 cm × 33.02 cm (8" × 13")
• Operating Temperature: -30°C to +65°C
• Power Supply: +5V DC operational voltage
• Analog Output: 0-20 mA current loop signals
• System Voltage: 2000V DC auxiliary power management
• Connectors: One 40-pin and one 6-pin interface
• Configuration: 60 jumper settings for system flexibility
• Response Time: <10ms for fault detection and trip signals
• Isolation Rating: 2500V RMS input-to-output isolation
• Accuracy: ±0.5% full scale for analog outputs
• Communication: Discrete I/O and relay logic interfaces

High-Voltage System Protection

• The card manages 2000V DC auxiliary power for generator excitation systems
• It provides critical interlocks for generator breaker closure sequences
• Field flashing operations require specific permissive signal validation
• Fast-acting fault detection triggers immediate turbine shutdown when needed
• Ground fault monitoring ensures system insulation integrity

Interlock & Control Functions

• Hardwired logic prevents generator breaker closure without field voltage
• Programmable interlocks enforce critical operational sequences
• Field flashing blocking maintains safety during startup procedures
• Overvoltage and overcurrent protection prevents equipment damage
• Synchronization relays ensure proper grid connection timing

System Integration & Compatibility

• Direct interface with turbine control systems including Mark VIe
• Compatibility with GE EX2100 and Basler DECS excitation systems
• Coordination with breaker management relays like SEL-751 and SR489
• Integration with generator protection relays (ANSI 59, 64, 87G, 40)
• Support for Modbus/TCP communication protocols

Hardware Design & Components

• Forty-pin connector provides comprehensive system interface capability
• Sixty configuration jumpers enable flexible system customization
• Six-pin connector supports additional control signal connections
• Multiple test points facilitate comprehensive circuit diagnostics
• Four mounting screws ensure secure board rack installation
• ESD protection components prevent static discharge damage

Installation & Mounting Procedures

• Install the board in designated drive cabinet board rack locations
• Use all four mounting screws for secure mechanical attachment
• Connect 40-pin and 6-pin connectors with proper orientation
• Configure sixty jumpers according to specific system requirements
• Verify +5V DC power supply meets specified voltage tolerance
• Route high-voltage cabling with proper segregation from control signals
• Implement robust grounding systems for electrical safety
• Test all interlock functions before placing system into operation

Safety & Maintenance Protocols

• Qualified technicians must perform all testing and maintenance
• Use calibrated testing equipment with appropriate probe specifications
• Wear wrist straps during handling to prevent electrostatic discharge
• Place boards on anti-static surfaces during testing procedures
• Avoid movement while handling boards to reduce static buildup
• Follow strict high-voltage safety protocols during all operations

Protection Coordination

• The card coordinates with turbine supervisory instruments (TSI)
• It interfaces with generator control panels for comprehensive protection
• Excitation cabinet integration ensures proper field voltage control
• Auxiliary power distribution panel monitoring maintains system stability
• Redundant protection schemes enhance overall system reliability

Packaging & Shipping Information

• Factory-new DS200ADGIH1AAA control card
• Anti-static packaging with humidity control protection
• Complete mounting hardware and installation accessories
• Global express shipping via FedEx, UPS, and DHL available
• Comprehensive technical documentation and application notes

Expert Technical Support

• What voltage levels does the interlock card manage?
• The system controls 2000V DC auxiliary power for generator excitation while operating on +5V DC for its internal control circuitry and logic functions
• How many configuration options does the board provide?
• Sixty individual jumpers allow extensive system customization for different turbine configurations and protection scheme requirements
• What safety features prevent improper generator operation?
• Hardwired interlocks prevent generator breaker closure without established field voltage and block field flashing without proper permissive signals
• Which protection systems does the card coordinate with?
• The board interfaces with ANSI 59, 64, 87G, and 40 protection relays while coordinating with turbine supervisory instruments and synchronizing relays
• What communication interfaces does the control card support?
• The system provides discrete I/O connections, relay logic interfaces, and supports Modbus/TCP protocols for comprehensive system integration

© 2025 Ubest Automation Limited. All rights reserved.
Original Source: https://www.ubestplc.com/
Contact: sales@ubestplc.com Tel: +86 180 3000 5825