SPP-4H60

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Part Status:	Obsolete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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Introduction

SPP-4H60 is a type of electrical specialty fuse. It provides overcurrent protection against short circuits and overloads in medium-voltage applications. This fuse offers excellent performance, reliability and safety protection characteristics. It can be used in a variety of applications, ranging from industrial to consumer, providing superior protection for sensitive systems and devices.

Application Field

The SPP-4H60 is typically used in medium voltage applications with currents ranging from 4-60A. It is widely used for the protection of AC/DC circuit breakers, circuit-breakers for transformers, cabinets, power systems, and other distribution systems. The SPP-4H60 is also used in high power electronic applications, such as power supply, industrial automation, and telecommunication systems. The fuse\'s excellent current rating and robust design allow it to be used safely in these applications. The unique design of the SPP-4H60 ensures that it provides excellent overcurrent protection for medium-voltage applications. The fuse is rated at 4-60A, with an interrupt rating of 4-63A. The fuse is constructed of an aluminum casing with porcelain end caps. The porcelain end caps provide insulation protection, while the aluminum casing provides extra rigidity and strength.

Working Principle

The SPP-4H60 fuse operates by heating up a metal filament until it melts. This creates an electrical interruption and prevents further current flow through the fuse.When the current increases beyond the safe limit, the metal filament heats up and melts, interrupting the circuit. If the current increases too much, the heat of the filament melts the porcelain end caps, releasing stored energy and vaporizing some of the surrounding metal. This vaporized metal forms a cloud of gas, which acts as an extinguishing agent and extinguishes the arc, preventing further current flow.The SPP-4H60 fuse also has additional features that enhance its protection. It contains a differential release, which ensures that it will always trips in the safest possible manner. It also includes a torque bar, which reduces false trips caused by minor fault currents. Lastly, the fuse’s end caps are made of highest quality materials to ensure superior thermal properties and long-term reliability.

Conclusion

The SPP-4H60 fuse is a reliable and safe electrical component that provides superior performance and a high degree of protection against overcurrents and short circuits. It can be used in a variety of applications, ranging from industrial to consumer. Its unique design and features ensure that it is reliable and effective in medium-voltage applications.

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