Series:	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Fuseholder Type:	Block
Moisture Sensitivity Level (MSL):	--
Fuse Type:	Cartridge
For Use With/Related Products:	Class CC
Fuse Size:	13/32" Dia x 1-1/2" L (10.3mm x 38.1mm)
Number of Circuits:	1
Voltage:	250V
Current Rating:	30A
Mounting Type:	Chassis Mount
Orientation:	--
Termination Style:	Solder Lug
Contact Material:	--
Contact Finish:	--

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4421 Fuseholder Application Field and Working Principle

Introduction

4421 series blade fuseholders are miniature sized fuseholders designed for applications in vehicles. This fuseholder is designed with a module type that allows it to go together with various mounting bracket and protection covers, providing anti-vibration and IP protection for fuse elements.

Application Fields

4421 series blade fuseholders have a wide range of uses in vehicles, most notably in automotive and marine applications. It is used in such vehicles due to its compact size, vibration resistance, and IP protection, which provides high reliability and longer life. Furthermore, 4421 series blade fuseholders are also used for power distribution and protection in many circuits. It can be used in such applications as electronic equipment, lighting and emergency services, telecommunications, engineering industry and many other applications.

Working Principle

4421 series blade fuseholder works in the same manner as other fuseholders. It provides an overcurrent protection for circuits. To begin, current will flow into the terminals of the fuse socket when the device is energized. If the current rises above a predetermined amount, the fuse in the socket will melt, and interrupting the flow of current, thereby protecting the circuit.

Advantages

4421 series blade fuseholders have many advantages over other types of fuseholders. Firstly, it has excellent vibration resistance and protection, which provides superior reliability and longer life span. Furthermore, it also has excellent environmental capability, such as a temperature range of -40°C to +85°C and an IP50 rating. Lastly, it offers excellent coordinated protection to the fuse, providing maximum safety to the fuse and circuit.

Conclusion

4421 series blade fuseholders offer high-reliability and long-life span, making them an ideal choice for use in vehicles. Furthermore, its superior vibration resistance and environmental capability makes it a great choice for power distribution and protection in many circuits. With its numerous advantages, 4421 series blade fuseholder is an excellent choice for applications requiring fuse protection.

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