GE IS200WETBH1B 104W5259P002

Technical Specifications

• Manufacturer: General Electric (GE) Energy
• Product Series: Mark VIe Wind Series
• Board Type: WETB Top Box B Assembly (WETB = Wind Energy Top Box)
• Assembly Number: 104W5259P002
• PCB Coating: Conformal coating for environmental protection
• Dimensions: 433 mm × 280 mm × 65 mm (43.3×28×6.5 cm)
• Weight: 1.56 kg
• Operating Temperature: -40°C to +70°C
• Storage Temperature: -55°C to +85°C
• Humidity Range: 5% – 95% non – condensing
• Vibration Resistance: Compliant with IEC 60068 – 2 – 6 (10–500 Hz, 10 g peak)
• Shock Resistance: Compliant with IEC 60068 – 2 – 27 (50 g, 11 ms duration)
• Power Input: 24 VDC (main logic power); 12 VDC (auxiliary power for sensors)
• Power Consumption: 25 W (typical, including all integrated circuits and I/O interfaces)
• Communication Interfaces: 2 × Ethernet (10/100 Mbps) for controller communication; 4 × RS – 485 for Modbus RTU with field devices; 1 × CAN bus for internal tower – to – controller data transfer
• I/O Channels: 8 × analog input (4 – 20 mA); 16 × digital input (24 VDC); 8 × digital output (relay, 5 A/250 VAC)
• Certifications: UL/cUL Class I, Div 2 compliant for hazardous locations; IEC 61010 – 1 safety certified; IEC 61850 – 3 compliant for substation automation
• PCB Construction: Multilayer PCB with surface – mount devices (SMDs) and through – hole components for durability
• Mounting: DIN – rail compatible for easy installation in standard top – box enclosures

Functional Features

• Integrated I/O Management: Combines 8 analog inputs, 16 digital inputs, and 8 relay outputs to interface with wind turbine sensors (anemometers, vibration sensors) and actuators (pitch control motors, brakes).
• Dual – Path Communication: Dual Ethernet ports enable redundant communication with the Mark VIe controller, ensuring data integrity even if one communication link fails.
• Power Distribution: On – board power regulators provide stable 24 VDC and 12 VDC power to connected field devices, eliminating the need for external power supplies.
• Environmental Protection: Conformal coating protects the PCB from moisture, dust, and chemical contaminants, extending the board’s lifespan in harsh wind farm environments.
• Comprehensive Diagnostics: Monitors power supply voltages, I/O channel health, communication link status, and internal component temperatures, triggering alarms and fault codes for proactive maintenance.
• Redundancy Support: Works seamlessly with redundant Mark VIe controller configurations, enabling automatic failover to ensure continuous turbine operation.
• Plug – and – Play Integration: Pre – configured for Mark VIe Wind Series systems, allowing quick replacement without extensive reconfiguration or programming.
• Surge & EMC Protection: Integrated surge protectors and electromagnetic compatibility (EMC) filtering safeguard the board against lightning – induced transients and electromagnetic interference common in wind turbines.

Application Scenarios

• Wind Turbine Control: Primary application in GE Mark VIe Wind Series control systems for on – tower monitoring and control of wind turbines, managing pitch control, yaw alignment, and brake operation.
• Top – of – Tower (ToT) Enclosures: Installed in the turbine’s top – box enclosure to interface with on – tower sensors and actuators, reducing wiring complexity and signal loss.
• Wind Farm Operations: Used in utility – scale wind farms to ensure reliable turbine operation, supporting remote monitoring and control via the Mark VIe central controller.
• Harsh Environment Deployment: Ideal for offshore and onshore wind farms with extreme environmental conditions, including high winds, salt spray, and temperature fluctuations.
• Redundant Control Systems: Deployed in wind turbines requiring high availability, such as those in critical power grids or remote locations where downtime is costly.
• Retrofit Projects: Compatible with older GE wind turbine models for upgrade to Mark VIe control systems, extending the operational life of existing wind farms.

Compatibility

• GE Platforms: Mark VIe Wind Series turbine control systems.
• Controller Models: Redundant and simplex Mark VIe controllers with Ethernet communication capabilities.
• On – Tower Devices: Anemometers, wind direction sensors, vibration monitors, pitch actuators, yaw motors, and emergency brakes.
• Communication Protocols: Modbus RTU (RS – 485), Ethernet/IP, and CAN bus for internal system communication.
• Power Supplies: 24 VDC wind turbine auxiliary power systems, with power – conditioning capabilities to handle voltage fluctuations.
• Software: Compatible with GE ToolboxST for configuration, monitoring, and diagnostic purposes.

Installation Notes

1. Mounting: Install the board on a DIN rail in the top – box enclosure, ensuring proper ventilation and clearance for wiring.
2. Wiring: Connect field devices to the board’s I/O terminals using shielded cables to minimize electromagnetic interference; follow the terminal numbering guide for correct signal routing.
3. Power Connection: Connect the 24 VDC main power and 12 VDC auxiliary power to the dedicated power input terminals, ensuring correct polarity to avoid damage.
4. Communication Setup: Configure Ethernet and RS – 485 communication parameters using ToolboxST to match the Mark VIe controller’s settings.
5. Redundancy Configuration: In redundant systems, connect the board to both primary and secondary Mark VIe controllers for automatic failover capability.
6. Environmental Protection: Ensure the top – box enclosure is properly sealed to prevent moisture and dust ingress, complementing the board’s conformal coating.
7. Testing: After installation, perform a full system test using ToolboxST to verify I/O functionality, communication links, and diagnostic features.

Key Advantages

• Reliable On – Tower Control: Designed specifically for wind turbine top – box environments, ensuring stable operation in harsh conditions.
• Simplified Wiring: Reduces the number of cables between the top – box and the central controller, lowering installation and maintenance costs.
• Enhanced Protection: Conformal coating and surge protection extend the board’s lifespan and reduce the risk of environmental damage.
• Proactive Maintenance: Comprehensive diagnostics enable early detection of faults, minimizing unplanned downtime and repair costs.
• Seamless Redundancy: Supports redundant Mark VIe configurations, maximizing turbine availability and power generation.
• Easy Integration: Pre – configured for Mark VIe Wind Series systems, enabling quick installation and replacement without specialized programming.