metal oxide varistor mov is used to a wide range of applications to protect against transient voltage surges. The metal oxide varistors movs are typically used on AC power lines, data lines, and telecommunications lines. MOVs are composed of sintered zinc oxide material, which provides a nonlinear, symmetrical conduction path for current to flow through when a voltage surge is detected. The MOVs act as a variable resistor, allowing a controlled amount of current to flow until the voltage exceeds a certain threshold, at which point the MOVs clamp the voltage, limiting the surge and protecting the connected equipment. MOVs come in various sizes and ratings, allowing for a wide range of applications.
How to Select the Right MOV for Your Application
Choosing the correct varistor involves several key parameters:
Voltage Ratings: Continuous Operating Voltage (AC/DC) and Varistor Voltage.
Energy Absorption (Joules): Determines how much surge energy it can dissipate.
Current Handling: Peak Current (8/20us) rating.
Physical Size & Form Factor: Disc, block, or SMD? Diameter impacts energy capability.
Environmental & Compliance Needs: Operating temperature, certifications (UL, CE, etc.).
Why Partner with TGE for Your MOV Application Needs?
Since 2002, TGE (Xi‘an Tian Gong Electric) has been a dedicated metal oxide varistor manufacturer, not just a supplier. We bring
deep application knowledge to the table:
Industry-Specifc Formulations: Our R&D tailors ZnO formulas for unique challenges in power, rail, and industrial sectors.
Proven Reliability: Our MOVs are trusted in UHV projects worldwide and exported to Europe and America.
Full-Range Support: From standard D30-D115 discs to custom designs, supported by a 15OMT/month production capacity.
Engineering Partnership: We work with you to solve protection challenges, not just provide a component.
what is the function of metal oxide varistor?
a metal oxide varistor mov is used for protecting electronic devices from voltage surges and transients. The purpose of a metal oxide varistor is to limit excessive voltage levels by diverting the excess current away from the electronic component, ensuring the safety and longevity of the device. MOV varistors find application in various industries like telecommunications, power generation, and automotive, where sensitive equipment requires shielding from sudden voltage spikes. With its exceptional ability to protect against power surges, the metal oxide varistor plays a crucial role in safeguarding electronic devices. To learn more about the purpose and application of metal oxide varistors, visit metal oxide varistor manufacturer TGE's webpage.
Power & Energy
TGE provides a full range of high-performance and high-quality MOVs for various types of arresters used in power and energy systems.
Industrial Components
TGE can provide MOVs with a large capacity of 2ms long duration current which is suitable for various complex working conditions and lightning arresters in industrial fields.
Protect Speed Rail & DC Train System
TGE provides AC and DC MOVs with high weather resistance and long life for lightning arresters used in systems such as high-speed railways, subways and DC traction locomotives.
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