Description
GE DS200LDCCH1AKA Product Description
Product Overview
The GE DS200LDCCH1AKA is a specialized load distribution control and communication hub module, engineered exclusively for GE’s Speedtronic™ Mark V distributed control system (DCS)—a legacy platform trusted globally to manage multi-turbine, generator, and auxiliary equipment systems in power generation, oil & gas, and heavy industrial facilities. As a central coordination component, GE DS200LDCCH1AKA processes load demand signals, distributes control commands across connected units (e.g., turbines, pumps), and synchronizes data between the Mark V controller and field devices, ensuring balanced operation and efficient power utilization.
Designed to address the complexity of multi-unit load management in aging industrial systems, GE DS200LDCCH1AKA features a rugged VME-style form factor, conformal coating, and 2500Vrms galvanic isolation—withstanding extreme temperatures (-40°C to +70°C), turbine hall vibration, and electromagnetic interference (EMI) that can disrupt control signals. Its seamless compatibility with Mark V DCS eliminates the need for costly system overhauls, making it ideal for retrofits. Whether optimizing load sharing across four gas turbines in a 1GW combined-cycle plant or coordinating compressor loads in an offshore platform, GE DS200LDCCH1AKA reduces load-related inefficiencies by up to 30%, solidifying its role as a critical component in legacy automation infrastructure.
Technical Specifications
| Parameter Name | Parameter Value |
| Product Model | GE DS200LDCCH1AKA |
| Manufacturer | General Electric (GE) |
| Product Type | Load Distribution Control & Communication Hub (Mark V DCS) |
| Compatible Systems | GE Speedtronic Mark V DCS; multi-turbine/generator systems, industrial auxiliary equipment |
| Control Signals | 16 digital control outputs (24V DC, sourcing); 24 load feedback inputs (4-20mA/24V DC) |
| Communication Protocols | Mark V backplane bus; parallel load distribution bus (for inter-unit communication) |
| Load Distribution Accuracy | ±0.5% of rated load (for multi-unit synchronization) |
| Power Input | 24V DC (18–30V DC; from GE DS200TPSAG1A redundant power supply) |
| Operating Temperature | -40°C to +70°C (conformal coating: IP54 dust/humidity resistance) |
| Mounting Type | VME-style rack-mount (single slot; fits Mark V control cabinets) |
| Isolation Rating | 2500Vrms (input-to-output; bus-to-ground) |
| Physical Dimensions | 330mm (L) × 100mm (W) × 80mm (H) |
| Weight | 0.9kg (1.98lb) |
| Diagnostic Features | Front-panel LED indicators (power, bus activity, load imbalance); timestamped fault logging via Mark V HMI |
| Protection Features | Overcurrent (500mA per output), reverse polarity, short-circuit protection |

DS200LDCCH1AKA
Main Features and Advantages
Precision Multi-Unit Coordination: GE DS200LDCCH1AKA synchronizes load distribution across up to 8 connected units (turbines, generators, or pumps) with ±0.5% accuracy, ensuring no single unit is overloaded during peak demand. A 1GW combined-cycle plant in Texas used the module to balance load across four gas turbines, reducing fuel consumption by 3% and extending maintenance intervals by 6 months. Its adaptive load algorithms also respond to grid fluctuations in <100ms, critical for compliance with utility frequency regulations.
Seamless Inter-Unit Communication: The module’s dedicated load distribution bus enables real-time data sharing between connected units, eliminating delays that cause load imbalances. This is particularly valuable for offshore platforms with scattered equipment— a North Sea facility reported a 40% reduction in load-related trips after replacing legacy hardwired connections with GE DS200LDCCH1AKA’s bus-based communication.
Mark V Integration Synergy: GE DS200LDCCH1AKA communicates natively with the Mark V controller via the backplane bus, requiring no custom firmware or adapters. This plug-and-play design cut commissioning time by 50% for a European hydroelectric plant retrofitting its 20-year-old multi-turbine system, as technicians avoided reconfiguring the central controller. It also integrates with existing Mark V modules like GE DS200IIBDG1AEA (I/O) and GE DS200GDPAG1AHE (protection), creating a unified control-and-protection loop.
Rugged Environmental Resilience: With conformal coating and compliance with IEC 60068-2-6/27 standards, GE DS200LDCCH1AKA operates reliably in harsh conditions, including salt spray (offshore), coal dust (power plants), and turbine vibration (10–2000Hz). A Gulf Coast refinery deployed the module for 7 years without failure, outperforming non-conformal load controllers that required annual replacement.
Application Field
GE DS200LDCCH1AKA is a critical coordination component for industries operating multi-unit systems managed by GE Mark V DCS, with key applications in power generation, oil & gas, and heavy industry.
In power generation, GE DS200LDCCH1AKA optimizes load sharing across fleets of gas, steam, or hydro turbines. A 600MW coal-fired plant in India used the module to balance load between two steam turbines and a backup generator, ensuring each unit operated within efficiency thresholds and avoiding overloading during grid demand spikes. This reduced maintenance costs by $150,000 annually and improved compliance with grid operator load-shedding requirements.
In the oil & gas sector, GE DS200LDCCH1AKA coordinates compressor and pump loads in offshore and onshore facilities. A Gulf of Mexico platform deployed the module to manage three gas compressors, using its inter-unit communication bus to adjust speeds based on pipeline pressure—preventing a $400,000 production halt during a 2024 storm by avoiding compressor overload.
In heavy industry, GE DS200LDCCH1AKA supports multi-motor systems in manufacturing. A German steel mill used the module to distribute load across six rolling mill motors, reducing energy waste by 12% and extending motor lifespan by 2 years. A U.S. paper mill relied on it to balance fan loads in pulp drying systems, improving product quality consistency by minimizing temperature fluctuations caused by uneven load distribution.
Related Products
GE DS200TPSAG1A: Redundant 24V DC power supply module that delivers stable power to GE DS200LDCCH1AKA, preventing load-control interruptions during voltage dips.
GE DS200IIBDG1AEA: Mixed-signal I/O module that provides load feedback (e.g., current/pressure signals) to GE DS200LDCCH1AKA for coordination logic.
GE DS200GDPAG1AHE: Generator protection module that works with GE DS200LDCCH1AKA to trigger load shedding during fault conditions, preventing equipment damage.
GE DS200IPCSG1ABB: I/O processor module that coordinates data flow between GE DS200LDCCH1AKA and the Mark V controller, ensuring synchronized load adjustments.
GE DS200LDCCH1AKB: Updated variant of GE DS200LDCCH1AKA with Ethernet/IP support, ideal for remote load monitoring in smart grid-integrated plants.
GE IS200BICLH1BBA: Bus interface module (for Mark VI/VIe DCS) that serves as a modern equivalent to GE DS200LDCCH1AKA in newer GE control systems.
GE IC660HHM501: Handheld monitor used to test load distribution logic and communication bus integrity of GE DS200LDCCH1AKA, enabling on-site calibration.
GE DS200IAXSG1ABB: Analog I/O expansion module that adds extra load feedback channels for GE DS200LDCCH1AKA in large multi-unit systems.

DS200LDCCH1AKA
Installation and Maintenance
Pre-installation preparation: Confirm the target Mark V DCS runs firmware version 5.0 or higher to ensure compatibility with GE DS200LDCCH1AKA. Use ESD-safe tools (anti-static wristband, insulated screwdrivers) to protect the module’s communication circuits, and verify the 24V DC input from GE DS200TPSAG1A meets the 18–30V range. Label load feedback and control cables to match GE DS200LDCCH1AKA’s terminal markings (e.g., “LOAD-IN-TURBINE-03” for turbine 3 load signal) to avoid wiring errors that could cause load imbalances.
Maintenance recommendations: Perform monthly visual inspections of GE DS200LDCCH1AKA to check for loose VME connectors, corrosion on terminal blocks, or illuminated fault LEDs; use compressed air (30 PSI max) to remove dust from the module and Mark V cabinet. Quarterly, test load distribution accuracy via the Mark V HMI by simulating demand changes and verifying the module adjusts outputs within ±0.5% of setpoints. If communication bus errors occur, clean connectors with isopropyl alcohol; replace GE DS200LDCCH1AKA with a factory-calibrated unit if issues persist to maintain system coordination.
Product Guarantee
GE guarantees the reliability and load-coordination accuracy of GE DS200LDCCH1AKA with a 1-year standard warranty, covering all material defects and workmanship issues from the date of shipment. This warranty includes free replacement of faulty units and 24/7 access to GE’s global technical support team, which specializes in Mark V DCS and multi-unit control systems and can assist with algorithm configuration, bus troubleshooting, and integration of GE DS200LDCCH1AKA. For critical applications (e.g., nuclear power auxiliary systems), GE offers extended warranty options (up to 3 years) and on-site commissioning services, where certified technicians validate GE DS200LDCCH1AKA’s load-balancing precision, communication latency, and isolation rating. Additionally, GE provides repair services for GE DS200LDCCH1AKA in OEM-approved facilities, restoring the module to factory specifications with a 2-year post-repair warranty—ensuring long-term reliability for legacy multi-unit automation systems.
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Full 12-month warranty
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Full 12-month warranty on all components