S501-8-R

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Fuses are an important component in the electrical system in the majority of commercial, industrial, and residential applications. The S501-8-R fuse is a two-pole fuse used to protect circuits and equipment from over-current and short circuits. This type of fuse is specifically designed for use in the North American market. In this article, we will discuss the application field and working principle of the S501-8-R fuse.

Application Field

The S501-8-R fuse is designed for use as over-current protection in electronic circuits, consumer electronics, communications systems, and factory automation systems. This fuse is UL listed, and conforms to the UL standard 248-13. It is suitable for use on AC circuits of up to 600 volts, and DC circuits up to 250 volts.

The S501-8-R is particularly well-suited for applications in smaller control panels, instrument panels, and printed circuit boards. It has a compact package size that fits into small spaces, and is easy to install. The fuse is suitable for use in inductive or resistive loads, and can be used in ambient temperatures ranging from -55°C to 82°C (-67°F to 127°F).

Working Principle

The S501-8-R fuse is composed of a metal element encased in a non-conductive coating. The element consists of two components: a line terminal connected to the main power line, and a load terminal connected to the load circuit. When an overload current flows in the protected circuit, the element melts, effectively disconnecting the circuit and preventing further damage.

The S501-8-R fuse is designed with a low voltage drop and fast response time, ensuring that the circuit is disconnected quickly in the event of an overload. This type of fuse also features high breaking capacity, meaning that it will not blow prematurely in the event of an overload, offering reliable protection to the circuit.

The S501-8-R fuse is provided with a clear plastic body with a printed legend on one side. The legend gives information such as the fuse rating and other important parameters. This helps to ensure that the correct fuse is used for the application in order to provide optimal protection.

Conclusion

The S501-8-R fuse is a UL listed two-pole fuse designed for use in electronic circuits, consumer electronics, and factory automation systems. It offers quick response and high breaking capacity, making it ideal for applications in small control panels, instrument panels, and printed circuit boards. It is suitable for use on AC and DC circuits, and is capable of withstanding high temperatures. The S501-8-R fuse provides reliable protection against overload and short circuits, making it a popular choice for many residential and commercial applications.

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