Search results
March 24, 2011. Metal Oxide Varistor (MOV) Basics of Varistor. A varistor/voltage dependent resistor (VDR) is a component which has a voltage – current characteristics that is very much similar to that of a diode. This component is used to protect electrical devices from high transient voltages.
Varistor | Metal Oxide Varistor - Littelfuse. Home. > Products. > Varistors. Print. Varistors. Comprehensive Line of Varistors. Rugged and reliable overvoltage protection. Many form factor and protection ranges available. High surge capability - up to 70,000 Amp. Thermal protection options available. Browse our products below to find varistors.
Dec 12, 2018 · A Metal Oxide Varistor ( MOV) is a protection component used in power supply circuits that is powered directly from AC mains. It is used to protect the circuit from high voltage spikes by varying its resistance. Pin Description. Metal Oxide Varistors are similar to resistors and has only two leads.
Feb 28, 2010 · The Metal Oxide Varistor or MOV is a voltage dependent, nonlinear device that provides excellent transient voltage suppression. The Metal Oxide Varistor is designed to protect various types of electronic devices and semiconductor elements from switching and induced lightning surges.
Oct 26, 2023 · Metal Oxide Varistors come in several varieties, each designed to cater to specific needs and applications. Some common types include: Disc Varistors: These are the most common type of MOVs. They are typically used in power lines, control systems, and surge protection devices.
Metal oxide varistors (MOV) are semiconductors that protect electronic components and systems from transient voltages. Construction and Operation. These clamping devices contain a matrix of zinc oxide grains sandwiched between two metal plates which serve as electrodes.
Metal Oxide Varistor (MOV) technology is the most prevalent technology utilized in electrical transient protection products today. Many industry manufacturers, including Current Technology, integrate various sizes of radial or strap-type MOVs into their products: 20mm, 32mm and 40mm diameter MOVs are most commonly used.
