5HFP 500-R

Package / Case:	5mm x 20mm (Axial)
DC Cold Resistance:	0.34 Ohms
Size / Dimension:	0.217" Dia x 0.827" L (5.50mm x 21.00mm)
Color:	--
Operating Temperature:	-55°C ~ 125°C
Approvals:	CCC, CE, CSA, cURus
Melting I²t:	0.16
Breaking Capacity @ Rated Voltage:	1.5kA
Mounting Type:	Through Hole
Series:	5HFP
Response Time:	Fast
Voltage Rating - AC:	250V
Current Rating:	500mA
Fuse Type:	Cartridge, Ceramic
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction

Fuses are electrical protection devices that protect circuits from overloads or short circuits. They are made up of a metal strip or wire placed in an enclosure that is designed to melt and disconnect a circuit if too much current passes through it. The 5HFP 500-R is a fast-acting type of fuse that is widely used in the protection of small electronic circuits and devices.

Application Field

The 5HFP 500-R fuse is designed to protect electronic circuits or devices that may be subject to overloads or short circuits. This type of fuse is commonly used in consumer electronics, such as televisions, radios, and other small appliances; medical equipment; and automotive applications, including airbag systems, traction control, and power steering. It can also be used in industrial or commercial applications, such as security systems, data processing systems, and control networks.

Working Principle

The 5HFP 500-R fuse operates on the principle of melting and disconnecting a circuit if too much current passes through it. The fuse contains two strands of nickel-plated copper wire that are connected in series with a silver alloy current limiter. When a current higher than the rated value passes through the fuse, the silver alloy current limiter melts and separates the two strands of copper wire. This causes an immediate interruption of the current, preventing further damage to the circuit.

Rating Parameters

The 5HFP 500-R fuse has a rated operating voltage of 1000V AC or 500V DC, making it suitable for use in a variety of applications. The rated current for this fuse is 500A, meaning it can handle a maximum current of 500A when installed in a properly rated circuit. The maximum interrupting current is 50,000A, which is significantly higher than the rated current, making it suitable for use in short circuit protection applications.

Design Features

The 5HFP 500-R fuse is designed with a special crimp design that allows for easier installation and removal of the fuse. The fuse has a complying self-extinguishing ceramic body to ensure safe operation. The fuse also has an IEC indication band that provides clear identification of the fuse rating.

Advantages

The 5HFP 500-R fuse is designed to provide a high level of protection against overloads and short circuits. Its rated current of 500A and its maximum interrupting current of 50,000A make it suitable for a wide range of applications. The fuse\'s special features, such as the IEC indication band, make it easy to identify and install. It is also designed to be self-extinguishing and provides a cost-effective solution for protecting circuits from damage due to an overload or short circuit.

Conclusion

The 5HFP 500-R fuse is an effective, fast-acting fuse that is suitable for a variety of applications. Its rated current of 500A and its maximum interrupting current of 50,000A make it suitable for short circuit protection applications. Its special features, such as the IEC indication band and its self-extinguishing ceramic body, make it easy to identify and install. The 5HFP 500-R fuse is designed to provide a high level of protection against overloads and short circuits, making it an effective and cost-effective solution for circuit protection.

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