MOV for Surge Protection -BT BM100 320 RM/3+N
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Type
BT BM100 320 RM/3+N
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Art.-No.
806364
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Features
1. Three-phase surge protection for TT/TN-S system.
2. High discharge capacity, quick response.
3. Double thermal disconnection devices, provide more reliable protection.
4. Multifunctional connection for conductors and red copper busbars.
5. Windows will change to red when fault occurs, also provide remote alarm terminal at the same time.
6. Mode of protection: L-N/N-PE.
High Energy MOV+ High Energy GDT
In=50kA/100kA(8/20μs), High Surge Currents:
Imax=100kA/120kA(8/20μs)
MOV for Surge Protection provides a compact and efficient way to control transient overvoltage inside electrical and electronic products. Its voltage-dependent resistance changes rapidly when a surge occurs, allowing excess energy to be diverted before it reaches vulnerable circuit components. MOV technology is widely used in power supplies, control boards, surge protective devices, and industrial electronics because it combines fast response with practical energy-handling capability. Different voltage and energy ratings allow engineers to select the appropriate protection level for each circuit design.
Features
1. Voltage-Dependent Resistance: The MOV remains highly resistive during normal operation and becomes conductive when voltage rises beyond its selected threshold.2. Fast Clamping Response: Reacts rapidly to transient voltage spikes, limiting the peak voltage applied to downstream circuit components.
3. High Energy Absorption Capability: Absorbs and diverts short-duration surge energy generated by switching events and external disturbances.
4. Compact Component Format: Provides effective transient protection without requiring large installation space inside electrical products.
5. Wide Rating Selection: Available in different voltage and energy ranges to match various AC, DC, and electronic circuit requirements.
6. Parallel Circuit Integration: Can be connected across power lines or protected components without affecting normal circuit operation.
Advantages
1. Simplifies Product-Level Protection: Allows engineers to add transient suppression directly into power supplies, PCBs, and electronic assemblies.2. Protects Sensitive Circuit Components: Helps shield semiconductors, controllers, capacitors, and power conversion circuits from excessive voltage peaks.
3. Offers Strong Performance in a Small Footprint: Combines rapid response and practical surge handling in a compact component package.
4. Supports Flexible Electrical Design: Different ratings make it easier to match protection characteristics with the working voltage of each circuit.
5. Cost-Effective Surge Control: Provides a practical solution for adding overvoltage protection to both high-volume and specialized products.
6. Works Within Multi-Stage Protection Designs: Can be combined with other protective elements to achieve coordinated surge suppression at component and system level.
Applications
1. Surge Protective Devices: Used as a core voltage-clamping element inside many AC and DC surge protection modules.2. Power Supply Units: Protects input stages of industrial, commercial, and consumer power supplies.
3. Printed Circuit Boards: Integrated directly into electronic assemblies where board-level transient protection is required.
4. Industrial Control Equipment: Applied in controllers, relays, drive electronics, and automation hardware.
5. Household and Commercial Electronics: Used in appliances, chargers, lighting equipment, and other mains-powered products.
6. Power Conversion Systems: Provides transient protection in inverters, converters, and other electronic power equipment.
Technical Data
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