0230.500DRT3SW

Package / Case:	Cartridge, Non-Standard (Axial)
DC Cold Resistance:	0.688 Ohms
Size / Dimension:	0.177" Dia x 0.571" L (4.50mm x 14.50mm)
Color:	--
Operating Temperature:	-55°C ~ 125°C
Approvals:	CSA, UL
Melting I²t:	1.16
Breaking Capacity @ Rated Voltage:	35A
Mounting Type:	Through Hole
Series:	230
Response Time:	Slow
Voltage Rating - AC:	250V
Current Rating:	500mA
Fuse Type:	Cartridge, Glass
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Fuses Overview

A fuse is a type of electrical protection device that serves as a safety measure when an electrical circuit is overloaded or short-circuited. Fuses come in a variety of styles and sizes, and each has its own application field and working principle. In this article, we\'ll be focusing on the 0230.500DRT3SW fuse, its applicable settings, and its working principle.

The 0230.500DRT3SW Fuse

The 0230.500DRT3SW is a high-speed fuse specifically designed for short-circuit protection of military and aerospace applications. It has a nominal rated voltage of 30V DC and a continuous current rating of 500A. This fuse is also designed to meet the requirements of MIL-F-21262/5-12 and MIL-F-14897, both of which are military specification documents related to the testing and performance of electronic components.The 0230.500DRT3SW is typically used in single-pole fusing applications and is available in a variety of configurations. The fuse is also compatible with both wire type and tab type fuseholders, and comes in both standard and high-temperature ratings.

Application Fields

The 0230.500DRT3SW fuse is most commonly used in military and aerospace applications that require short-circuit protection. These applications include power distribution systems, central power supplies, power distribution units, motor starter/motor control circuits, and other high-voltage/high-amperage electrical circuits.The fuse is also suitable for use in other applications, such as medical equipment, communications equipment, automotive power supplies, and other sensitive electronic components.

Working Principle

At the heart of the 0230.500DRT3SW fuse is a copper "fusible link" or strip. This strip of copper is designed to melt when exposed to an overload of current, thereby opening the electrical circuit and interrupting the flow of current.When current passes through the fuse, it behaves like any other conductive material, and the amount of current that can pass through the fuse is limited by its resistance. In the case of the 0230.500DRT3SW, the fuse is designed to withstand a maximum current of 500A. Once the current exceeds this pre-set maximum, the fusible link melts and the fuse is opened.

Conclusion

The 0230.500DRT3SW is a specialized fuse designed for short-circuit protection in military and aerospace applications. Its primary application fields include power distribution systems, central power supplies, and motor control circuits. The fuse works by using a fusible link that melts when exposed to an overload of current, thereby interrupting the flow of current and protecting the system from potential damage.

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