0679H9120-01 Circuit Protection

Response Time:	Fast
DC Cold Resistance:	0.0056 Ohms
Size / Dimension:	0.240" L x 0.100" W x 0.110" H (6.10mm x 2.54mm x 2.79mm)
Color:	--
Operating Temperature:	-55°C ~ 125°C
Approvals:	cURus
Melting I²t:	38.9
Breaking Capacity @ Rated Voltage:	50A AC, 100A DC
Mounting Type:	Surface Mount
Package / Case:	2410 (6125 Metric)
Series:	0679H
Voltage Rating - DC:	60V
Voltage Rating - AC:	350V
Current Rating:	12A
Fuse Type:	Board Mount (Cartridge Style Excluded)
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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0679H9120-01 Fuses - Application Field and Working Principle

Fuses are an important component of many electrical systems. They provide the protection circuits need from potentially damaging overcurrents, overheating, and other electrical emergencies. The 0679H9120-01 fuse is one of the most widely used fuses in the world, and is suitable for applications in any number of industrial, commercial, residential, marine and automotive applications. In this article, we\'ll discuss the application field and working principle of the 0679H9120-01 fuse.

Application Field

The 0679H9120-01 is a mid-range voltage fuse designed for up to 600 volts. It is suitable for applications in a wide variety of industrial, commercial, residential, marine, and automotive settings. For instance, it may be used in panel board fuse holders, branch circuits, and motor control circuits. Other applications that this fuse can be used for include lighting, HVAC, appliances, AC and DC circuits, pumps, and transformers.

Working Principle

In order to understand how the 0679H9120-01 fuse works, it is important to understand how it is constructed. The fuse consists of a current-carrying conductor, a connector, and a fuse element. The current-carrying conductor is either a bare wire or some type of metal such as copper, brass, or aluminum. The connector is usually made of plastic or metal and connects the fuse element to the circuit. The fuse element consists of a metal alloy that is designed to create a low resistance when a current is applied to the circuit. When the current exceeds the pre-determined amount, the metal alloy will heat up and melt, creating an open circuit and effectively shutting off the current. This is the purpose of the fuse - to protect the circuit from overheating or overloading.

Conclusion

The 0679H9120-01 fuse is an incredibly versatile component, able to be used in numerous industrial, commercial, residential, marine, and automotive settings. With a range up to 600 volts, this fuse is capable of protecting circuits from thermal overloads, overcurrents, and other electrical emergencies. Understanding the design and working principle of the fuse is important for anyone tasked with maintaining and troubleshooting electrical systems.

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Part Number	Manufacturer	Price	Quantity	Description