SPP-4E275

Series:	Semitron™ SPP
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Fuse Type:	--
Operating Temperature:	--
Mounting Type:	Holder
Package / Case:	Fuse Link
Size / Dimension:	--

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SPP-4E275 Application Field and Working Principle

Introduction to Specialty Fuses

A specialty fuse is a device that contains a coil of wire and two electrodes. When a current passes through it, a spark is created and the fuse bends and breaks, disconnecting the electricity flow. Specialty fuses are made in various sizes and designs to suit different applications and are also used to protect circuits and equipment from short circuits and over-currents, as well as from high voltage spikes. Specialty fuses are used in many industries such as automotive, aerospace, medical, military, and communications, and each type has specific characteristics.

SPP-4E275 Introduction

The SPP-4E275 is a specialty fuse developed for high-power applications that require fast-break action. This type of fuse is designed to provide effective temperature compensation, as well as to ensure a stable operation with high accuracy in the event of over-current protection. The fuse has a high breaking capacity and is suitable for use in most high-voltage and medium-voltage applications.

SPP-4E275 Application Field

The SPP-4E275 is ideal for applications that require high-current interruption and temperature compensation. Its wide operating temperature range makes it suitable for applications such as welding machines, transformers, motor protection, LED street light protection, crane control system protection, and many more. The fuse is UL and cUL listed and meets the demanding requirements of UL248.

SPP-4E275 Working Principle

The SPP-4E275 works on the principle of a thermal time-delay fuse. When there is an overload current, it heats up the fuse element and causes the element to stretch and bend. This creates an open circuit, which interrupts the flow of electricity and prevents any further damage. The melting point of the fuse element is designed at a specific temperature, which provides optimal temperature compensation and makes it suitable for a wide variety of power applications.

Conclusion

The SPP-4E275 is a specialty fuse designed for high-power applications that require fast-break action. It has a high breaking capacity and is ideal for applications that require high-current interruption and temperature compensation. The fuse is UL and cUL listed and meets the demanding requirements of UL248. It is suitable for applications such as welding machines, transformers, motor protection, LED street light protection, crane control system protection, and more.

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