Wind Turbine Surge Protection Device – Lightning Defense
Wind Turbine Surge Protection Device -BT WSM 750 RM/3P(40kA)
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Wind Turbine Surge Protection Device -BT WSM 750 RM/3P(40kA)

The Wind Turbine Surge Protection Device BT WSM 750 RM/3P(40kA) (800528) is specifically engineered for wind turbine systems. An optional remote alarm terminal enhances monitoring capabilities. With a varistor-rated voltage of Umov = 750V AC, this device provides dependable surge protection for wind turbines and associated equipment. It meets the requirements of IEC 61643-11, EN 61643-11, and GB/T 18802.11 standards.
  • Type

    BT BSM 750 RM/3P(40kA)

  • Art.-No.

    800528

  • Features

    1. High discharge capacity, quick response.
    2. Low residual voltage, fine protection.
    3. Double terminals for parallel or series (V-shape) connection.
    4. Multifunctional connection for conductors and busbars.
    5. Window will display red when fault occurs, also provideremote alarm terminal at the same time.

Wind Turbine Surge Protection Device
Class II Wind Turbine Surge Diverters
Application:
For Wind Turbines System.
L-PEN, TN-C
Protection Elements:
High Energy MOV
690V AC T2 Surge Protector
15kA 40kA

The wind turbine surge protection device protects critical turbine systems from voltage spikes caused by lightning strikes and electrical disturbances. Installed in key areas such as the nacelle, tower, and control cabinet, it safeguards components like inverters, controllers, and communication lines. Engineered for harsh environments, the device offers high discharge capacity, fast response time, and reliable operation under extreme conditions. Its compact, modular design allows easy installation and maintenance. Ideal for both onshore and offshore turbines, it ensures continuous operation, reduces downtime, and extends equipment lifespan.

Features

1. High Energy Surge Capacity: Designed to withstand direct lightning strikes and strong transient overvoltages common in wind environments.
2. Class I + II Protection: Combines Type 1 and Type 2 SPD functions for comprehensive lightning and switching surge protection.
3. Multi-System Compatibility: Suitable for low-voltage power, control, and signal lines within wind turbines.
4. Harsh Environment Resistant: Rugged construction with high thermal stability for outdoor and high-altitude use.
5. Modular Pluggable Design: Allows for easy installation, inspection, and replacement without full system shutdown.
6. Remote Signaling Support: Optional contacts enable integration with SCADA or alarm systems for real-time monitoring.
7. Visual Status Indicators: Built-in indicators show protection status for quick diagnostics and maintenance.
8. Standards Compliance: Designed according to IEC 61400-24, IEC 61643-11, and other global wind energy protection standards.
MOV-Based Wind Turbine Protector

Advantages

1. Protects Critical Components: Shields generators, converters, controllers, and communication lines from lightning and surge damage.
2. Ensures Turbine Uptime: Minimizes downtime caused by electrical disturbances, improving overall energy output and system availability.
3. Increases Equipment Lifespan: Reduces wear and degradation of electrical components exposed to frequent surges.
4. Withstands Harsh Conditions: Engineered for outdoor and high-altitude environments with extreme weather exposure.
5. Reduces Maintenance Costs: Prevents damage that could lead to costly repairs or replacement of wind turbine systems.
6. Integrated Monitoring Options: Supports remote signaling for real-time fault detection and preventive maintenance.
Transient Voltage Surge Suppressor (TVSS) for Wind Turbines

Applications

1. Wind Turbine Nacelles: Protects sensitive control units, inverters, and pitch systems located at the top of the turbine.
2. Tower Base Panels: Safeguards power distribution units and communication interfaces from lightning and surge events.
3. Generator and Converter Systems: Ensures reliable operation by filtering high-energy transients entering through the power grid.
4. SCADA and Monitoring Equipment: Shields remote monitoring and control systems from data line surges and overvoltages.
5. Blade and Hub Sensors: Protects sensors and electronic components exposed to harsh environments at turbine blades.
6. Communication Lines: Defends fiber optic converters, Ethernet, or serial lines used for data transmission within the turbine.
7. Lightning Protection Zone Interfaces: Installed at LPZ boundaries (e.g., LPZ 0 to LPZ 1) for layered surge protection.
BT WSM 750 RM/3P-40kA Installation

Technical Data

Product Showcase

Wind Turbine Lightning Protection Device
Surge Protector for Wind Turbines
Wind Turbine SPD

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