NSD20M25

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The NSD20M25 is a type of specialty fuse for use in electrical applications. Specialty fuses are designed to provide over-current protection for electronic circuits. They are typically ‘slow-blow’, meaning they take longer to blow than other fuses. This is important for circuits that have current spikes due to transients, as it allows them to pass without tripping the fuse.

The NSD20M25 is a 20A rated slow-blow fuse with a 6mm x 25mm cylinder body. It has a threaded stud or flag terminal end caps to make installation and replacement easier. The body of the fuse is made from nickel-plated brass, which provides excellent corrosion resistance. It’s also RoHS compliant, meaning the fuse meets the requirements for safe use in electronic application.

The working principle of the NSD20M25 is fairly simple. The fuse uses a thermal-magnetic principle to protect against over-currents. This means it’s able to distinguish between normal and over-current flows. The fuse is designed to detect current levels that exceed the rated current of the fuse and blow the fuse. This protects the circuit from any potential damage that could occur due to the over-current.

It’s important to note that the NSD20M25 is a fuse only. It cannot be used in place of a circuit breaker in applications where a circuit breaker is required. Circuit breakers are designed to trip when they detect a fault, whereas fuses are designed to blow when they detect a fault. So, if a circuit breaker is needed, then it’s important to use a circuit breaker, and not a fuse, in that application.

In summary, the NSD20M25 is a specialty fuse designed for use in electrical applications. It’s a 20A slow-blow fuse with a 6mm x 25mm body and a threaded stud or flag terminal end caps. The fuse uses a thermal-magnetic principle to protect against over-currents and is RoHS compliant for safe use in electronic applications. However, it’s important to remember that the NSD20M25 is a fuse only, and cannot be used as a substitute for a circuit breaker in applications where one is needed.

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