0458003.DR Circuit Protection

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Fuses

Fuses are an essential component of any electrical system. 0458003.DR fuses are designed to meet the highest standards of safety, reliability, and performance. These fuses offer an excellent combination of superior performance characteristics, and they are an ideal choice for a wide range of applications.

Application Field

0458003.DR fuses are designed for use in industrial, telecom, and other applications. These include high-demand applications such as motors and transformers, as well as other applications with high-temperature conditions or high voltage needs. They are also suitable for use in outdoor locations, in corrosive environments, and in applications with high cycling rates. These fuses are also used in many multi-pole systems.

Working Principle

The 0458003.DR fuse operates on the principle of a resettable thermal breaker that triggers when a current overload is sensed. When the current load increases beyond the rated amount, the thermally activated element will expand, creating an open circuit. The resettable thermal element will then reset when the current overload is reduced.

The 0458003.DR current overload protection is made up of two main elements. The first is the thermally activated element that triggers the fuse. This element is temperature-sensitive and will expand when the temperature increases. The second element is the resettable thermal element. This element is also temperature-sensitive and will reset itself when the temperature decreases.

The 0458003.DR fuse combines high performance and reliability by combining the protection of a thermal breaker with the reset feature of a resettable thermal element. This makes these fuses an ideal choice for applications requiring high levels of protection from current overloads.

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