MOV-10D391K

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MOV-10D391K is a Metal Oxide Varistor (MOV) device used widely in a wide variety of applications. A MOV is an electrical component that is used to provide protection against overvoltage conditions and surges. The MOV-10D391K is a general-purpose, bidirectional protection device that is ideally suited for both power line and signal line applications, such as telecommunications and computers.

The MOV-10D391K belongs to the family of Varistors (also known as Voltage Dependent Resistors or VDRs) which are the most widely used type of surge protection device. Varistors are non-linear resistors whose resistance varies with the applied voltage. They are composed of a sintered mixture of metal oxides. The MOV-10D391K contains three leaded elements, each consisting of a metal-oxide sintered disk. The device has an operating voltage range between 8 and 24 Volts, with a maximum continuous voltage rating of 10V.

The MOV-10D391K offers a high degree of protection against transient overvoltages. It has a bidirectional protection capability and provides an ideal solution for protecting sensitive electronics from high-energy transients. The device is typically used in power line protection applications, as it is capable of dissipating a large amount of energy, up to 10 Joules. It can also be used in signal line protection applications, such as in telecommunications and computers, to reduce the effects of surges.

The working principle of a MOV is relatively simple. When a surge occurs, the MOV will dissipate the excess current created by the surge. The MOV works by allowing current to flow through it, which reduces the voltage across it. This reduces the voltage level that is applied to the electrical components which it is protecting. The MOV is then reset once the surge is over, allowing the protected components to continue working without damage.

The MOV-10D391K is a reliable and cost-effective solution for many types of surge protection applications. It is designed to provide protection in a wide range of conditions, such as heavy industrial or commercial applications, or in residential and light commercial installations. It is also suitable for applications that require a high degree of airgap protection, such as in telecommunications and computer systems.

The MOV-10D391K provides superior protection against high energy surges, such as those caused by lightning strikes, power line switching, or other transient overvoltages. It is designed to dissipate a large amount of energy up to 10 Joules, and is capable of handling transients with rise times as low as 1 nanosecond. It is a reliable and cost-effective solution for many types of surge protection applications.

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