GE IS200WREAH1A Relay / Excitation Interface Board
GE IS200WREAH1A Relay / Excitation Interface Board
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Brand:GE Fanuc PLC Item No.:GE IS200WREAH1A Product Origin:USA Product Dimensions:14 cm × 10 cm × 3 cm Product Weight:0.8 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The GE IS200WREAH1A is a Mark VI / Mark VIe Speedtronic relay and excitation interface board used in industrial gas and steam turbine control systems. It is designed to manage signal routing, relay coordination, and interface-level control functions between turbine protection circuits, excitation systems, and distributed I/O modules.
In GE’s turbine architecture, this type of board supports high-integrity signal handling and system coordination, ensuring that protection logic, sequencing commands, and excitation-related signals are properly transmitted and isolated within the control cabinet.
The IS200WREAH1A is widely deployed in power generation environments, where stable control signal integrity is essential for turbine safety, grid synchronization, and continuous operation.
Signal routing, relay control, interface processing
System Role
Turbine protection and excitation interface layer
Signal Type
Digital control + relay interface signals
Relay Function
System-level switching / interlock coordination
Isolation
Electrical isolation between control subsystems
Protection Features
Surge suppression, fault isolation (system-level)
Communication
Internal backplane / control cabinet interface
Redundancy Support
Compatible with TMR / simplex architectures
Diagnostics
Status monitoring via system controller
Mounting Type
Rack / terminal assembly mount
Operating Temperature
-30°C to +65°C
Storage Temperature
-40°C to +85°C
Humidity Range
5%–95% non-condensing
Construction
Industrial PCB with protective coating
Dimensions
Approx. 14 cm × 10 cm × 3 cm
Weight
Approx. 0.3–0.8 kg
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Industrial Applications
The IS200WREAH1A relay/excitation interface board is used in turbine control systems where safe signal routing and excitation-related coordination are required.
Typical applications include:
GE Mark VI / Mark VIe turbine control systems
Gas turbine excitation and protection systems
Steam turbine generator control systems
Combined-cycle power plants
Generator synchronization and interlock logic
Industrial SCADA turbine control infrastructure
Power plant safety and shutdown systems
In these environments, the module ensures that critical control signals are properly isolated and routed, reducing the risk of miscommunication between turbine subsystems.
Core Advantages
Reliable Signal Interface Layer
Ensures stable routing of relay and control signals between turbine protection and excitation subsystems.
Industrial-Grade Electrical Isolation
Helps protect sensitive control electronics from noise, faults, and voltage disturbances common in power plants.
Strong System Compatibility
Designed for seamless integration within GE Mark VI / Mark VIe Speedtronic architectures.
Enhanced Control Coordination
Supports accurate interlocking and sequencing between turbine control and protection logic.
Long-Term Operational Stability
Built for continuous-duty operation in high-reliability power generation environments worldwide.
Technical FAQs
1. What is GE IS200WREAH1A used for?
It is used for relay control and excitation-related signal interfacing in GE turbine systems.
2. Which systems use this module?
It is used in GE Mark VI and Mark VIe Speedtronic turbine control systems.
3. Is it a controller board?
No, it is an interface/relay module, not a CPU or main controller.
4. What is its main function?
It manages signal routing and relay-level coordination between turbine subsystems.
5. Where is it installed?
Inside GE turbine control cabinets on rack or terminal assemblies.
6. Does it support excitation systems?
Yes, it is used in excitation and protection signal pathways.
7. Is it used in power plants?
Yes, it is widely used in industrial power generation and turbine control systems.
8. Does it support redundancy?
It is compatible with redundant system architectures (TMR/simpex depending on setup).
9. What happens if it fails?
It may disrupt signal routing or interlock coordination within turbine control systems.
10. Why is it important?
Because it ensures safe and reliable relay-level signal distribution, which is critical for turbine protection and operational integrity.
