FRS-R-1-1/2

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The FRS-R-1-1/2 is a type of electrical specialty fuse suitable for a variety of applications. Unique among the standard fuse offerings from most manufacturers, the FRS-R-1-1/2 is a temperature sensitive, adjustable, semiconductor overload protection fuse. This additional feature provides a unique measure of protection against overcurrents in addition to the conventional form of overload protection offered by standard fuses.

Applications of the FRS-R-1-1/2 fuse are varied and diverse. It is ideal for use in electrical systems where precise or adjustable overload protection is required. Typical uses include in equipment cabinets and wall-mounted outlets, as well as in electric generators, air-conditioners, and other large appliances. These fuses can also provide added protection to medical equipment, communication systems, or process control systems.

The FRS-R-1-1/2 is a relatively simple device, consisting of two components: a base and a fusible element. The base is a metal housing with two connections – usually a pair of heavy-duty leads – extending out above the housing. The fusible element consists of a wire conductor inside the housing that is metal and has specific electrical characteristics. When sufficient current flows through the fusible element, it heats up and melts, thus breaking the electrical connection and killing the circuit.

The working principle of FRS-R-1-1/2 fuses is actually quite simple. The metal conductor in the fusing element has an electrical resistance value. When sufficient current is allowed to pass through the element, the excess current heats the element, increasing the resistance and causing the element to melt. This breaks the circuit, preventing further overload.

Unlike a standard fuse, the FRS-R-1-1/2 allows for adjustable protection. The working principle is the same as described above, but with the added feature of a temperature sensitive element. This element is mounted within the base and is connected to the fusing element by a connection to the temperature sensitive element. When the temperature of the element reaches a certain threshold, it causes the fusing element to heat up more quickly, melting and breaking the circuit faster than would occur without the temperature sensitive feature.

The FRS-R-1-1/2 is a highly versatile fuse, designed to protect electrical circuits in a variety of applications. With its adjustable overload protection, it is a great choice for applications that require precise control over the amount of allowed current, or for applications that require extra protection beyond what a standard fuse can provide.

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