You are here:
- Home
- Product
- Power Electronics
- Power Supply & Power Modules
- GE Mark V DS200SDCIG2ABA SDCI Power Supply and Instrumentation Board
SKU: DS200SDCIG2ABA
GE Mark V DS200SDCIG2ABA SDCI Power Supply and Instrumentation Board
The GE DS200SDCIG2ABA is a high-performance SDCI Power Supply and Instrumentation Board for Mark V Speedtronic systems. It manages high-voltage SCR interfacing and DC power distribution, featuring six fused circuits with LED indicators and adjustable jumpers for precise turbine drive control and system diagnostics.
Product Overview
The GE DS200SDCIG2ABA serves as the primary DC Power Supply and Instrumentation Interface (SDCI) within the Mark V Speedtronic turbine control system. This specialized circuit board provides the critical high-voltage interface required for Silicon Controlled Rectifier (SCR) drive operations. By integrating power distribution with sophisticated monitoring, the module ensures that the drive system receives stable voltage while simultaneously providing feedback on electrical performance to the primary control processors.
Technical Specifications
- Manufacturer:Â General Electric (GE)
- Product Line:Â Mark V Speedtronic Series
- Board ID:Â DS200SDCIG2ABA (SDCI)
- Function:Â DC Power Supply and High-Voltage SCR Interface
- Protective Circuitry:Â Six onboard fuses (FU1-FU6) with individual LED status indicators
- Configuration Hardware:Â Berg-type jumpers (JP1, JP2) and SW1 switch for site-specific testing
- Net Weight:Â 0.56 kg
- Module Dimensions:Â 43.1 cm x 25.3 cm x 3.8 cm
- Mounting Style:Â Plastic snap-in standoff assembly behind the SDCC board
- Interface Ports:Â Multi-pin ribbon cable connectors and pull-tab signal leads
Core Functionality and Technical Features
The DS200SDCIG2ABA performs a dual role by regulating DC power and capturing instrumentation data from high-voltage components. Consequently, this board acts as a protective barrier between the high-power SCR environment and the sensitive low-voltage control electronics.
Technical highlights include:
- Visual Fault Isolation:Â Each of the six primary fuses correlates to a dedicated LED. If a fuse blows, the corresponding LED illuminates immediately, allowing technicians to pinpoint power failures without manual testing.
- Customizable Logic Pathways:Â Users can adjust the operational parameters of the board through hardware jumpers. These settings facilitate both standard production environments and specialized diagnostic test modes.
- Signal Conditioning:Â The SDCI board filters and scales high-voltage feedback signals, ensuring the DCS receives accurate data for current and voltage regulation.
- Robust Mechanical Design:Â The board utilizes a secure vertical mounting system. This configuration reduces the footprint within the drive cabinet while maintaining sufficient airflow for thermal management.
Industrial Applications
The GE DS200SDCIG2ABA is a vital component for legacy infrastructure and heavy industrial drive systems:
- Gas and Steam Turbine Control:Â Providing power for the SCR units that manage turbine fuel systems and auxiliary drives.
- Heavy Industrial Drives:Â Supporting high-torque motor control in manufacturing and mining operations.
- System Retrofitting:Â Maintaining the operational life of existing Mark V control panels in power plants.
You may also like
The GE IS220PPROS1B is a high-reliability Emergency Turbine Protection I/O pack for the Mark VIe control system. It provides independent overspeed protection, triple modular redundancy (TMR) capability, and autonomous trip execution for gas and steam turbines in critical power generation applications.
GE 531X307LTBAKG1 Multilin Series I/O Terminal Board
The GE 531X307LTBAKG1 is a Multilin series I/O Terminal Board designed for high-precision signal processing in GE drive systems. It supports RS-422 communication, encoder feedback, and features configurable hardware settings for specialized industrial automation tasks.
GE DS200TCPDG1BEC Mark V Turbine Control Power Distribution Board
Core Functionality in Speedtronic Turbine Systems
The GE DS200TCPDG1BEC operates as a specialized Power Distribution Board (PDB) specifically engineered for the Mark V Speedtronic Turbine Control Series. This board plays a fundamental role in managing and protecting the electrical circuits that drive automated assemblies in steam, gas, and wind turbines. By distributing regulated power across the control architecture, the DS200TCPDG1BEC ensures that critical sensors and actuators receive consistent voltage. Furthermore, because this module belongs to one of the final GE product lines to utilize Speedtronic technology, it remains a vital component for maintaining legacy industrial drive systems.Advanced Circuit Protection and Diagnostic Interface
Regarding its physical layout, the DS200TCPDG1BEC incorporates a robust array of 36 fuses, each housed within a vertical black plastic canister for maximum protection. This design allows technicians to perform rapid maintenance; they simply twist the canister tops to access and replace internal fuses without specialized tools. Moreover, the board features 36 dedicated "OK" LEDs located adjacent to each fuse. These indicators provide immediate visual diagnostics, where a lit green LED confirms circuit integrity and an unlit state signals a blown fuse or a power failure. Consequently, this real-time feedback loop significantly reduces troubleshooting time during system outages.Mechanical Configuration and System Connectivity
To facilitate comprehensive manual control, the DS200TCPDG1BEC includes eight high-quality toggle switches that allow operators to isolate specific power branches. Additionally, the board utilizes a 10-pin connector and four dedicated signal wire terminals to interface with the wider Mark V control network. This specific "BEC" version represents a refined revision of the original "G1" hardware, incorporating enhanced performance specifications over earlier iterations. It is important to note that while the Mark V series is a legacy line, the board’s standardized 29.2 x 27 x 5 cm footprint ensures a precise fit within existing turbine control cabinets.Technical Specifications
- Brand: General Electric (GE)
- Model Number: DS200TCPDG1BEC
- Product Series: Mark V Speedtronic
- Component Type: Power Distribution Board (PCB)
- Fuse Capacity: 36 individual canister-style fuses
- Diagnostic Indicators: 36 "OK" status LEDs
- Control Interface: 8 toggle switches
- Connection Ports: 10-pin connector and 4 signal terminals
- Weight: 0.96 kg
- Dimensions: 29.2 cm x 27 cm x 5 cm
- Country of Origin: USA
- System Compatibility: DCS / Turbine Control
Reliability and Lifecycle Management
In demanding industrial environments, the DS200TCPDG1BEC offers essential overcurrent protection that prevents damage to expensive turbine controllers. Since the module employs a transparent diagnostic system, it empowers maintenance teams to maintain high system availability. Furthermore, the active voice of the status LEDs ensures that power distribution faults never go unnoticed. Although GE has officially discontinued the Mark V series, authentic DS200TCPDG1BEC boards continue to serve as the backbone for reliable turbine operations globally, providing the necessary durability for long-term industrial service.GE IS421UCSBS1A Mark VIeS Series Safety Controller Module
The GE IS421UCSBS1A is a SIL3-certified Safety Controller Module for the Mark VIeS series. Designed for high-reliability turbine protection and industrial emergency shutdown systems, it features a fanless UCSB architecture, CompactFlash storage, and robust RS-232/Ethernet communication for critical DCS safety functions.
General electric 531X111PSHARG3 Motor Field Control and Power Supply Board
The GE 531X111PSHARG3 is a high-performance Motor Field Control and Power Supply Board. It provides regulated 5V, 15V, and 24V DC outputs for industrial drives. This 531X series module features integrated pulse transformers, three control relays, and precision potentiometers for field calibration. Its USA-made design ensures reliable voltage regulation and surge protection for critical DCS and turbine control applications.
General Electric IC695CPU315 CPU Module
The GE IC695CPU315 is a powerful 1.0 GHz Celeron M processor module for PACSystems RX3i controllers. It features 20 MB of user memory, dual serial ports, and support for up to 32k digital/analog I/O points. This robust CPU provides high-speed execution and reliable data retention for demanding industrial automation and DCS applications.
General Electric IS220PSFDH1A Power Supply
The GE IS220PSFDH1A is a Mark VI flame detector power supply. It provides 335V DC for up to eight sensors and features TMR redundancy for critical turbine safety.
General electric DS3800NPSE1E1G Power Supply Board
The GE DS3800NPSE1E1G is a power supply PCB for the Speedtronic Mark IV turbine control system. It features integrated surge protection, 36 capacitors, and adjustable potentiometers.
GE 531X139APMASM7 Multilin Micro Application Board PLC Card
The GE 531X139APMASM7 is a high-performance Micro Application Board from the Multilin series. This compact PLC card provides reliable, high-speed logic processing for turbine control and industrial DCS applications, featuring robust resistance to electrical interference and extreme temperatures.
GE EX2100 IS200EXAMG1AAB Exciter Attenuation Module
The GE IS200EXAMG1AAB is a high-performance Exciter Attenuation Module designed for the EX2100 control series. It provides critical signal conditioning and voltage reduction for generator excitation systems, ensuring accurate data feedback to the Distributed Control System. This compact USA-made board is essential for maintaining turbine stability and protecting low-voltage control circuits.
GE IS200EDCFG1AED Exciter DC Feedback Board EX2100 Control System
The GE IS200EDCFG1AED is a high-performance Exciter DC Feedback (EDCF) board designed for the EX2100 control system. It provides precise measurement of field current and voltage through isolated fiber-optic communication, ensuring maximum noise immunity and electrical safety for large-scale generator excitation applications.
GE Mark VI IS2020RKPSG1AK VME Rack Power Supply Module
The GE Mark VI IS2020RKPSG1AK is a high-performance VME rack power supply module engineered for turbine control systems. It converts industrial input power into regulated DC voltages, providing the reliable energy foundation required for Mark VI processors and I/O cards in power generation environments.


























