0318007.H

Series:	318
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Fuse Type:	Cartridge, Glass
Current Rating:	7A
Voltage Rating - AC:	250V
Response Time:	Fast
Package / Case:	3AB, 3AG, 1/4" x 1-1/4" (Axial)
Mounting Type:	Through Hole
Breaking Capacity @ Rated Voltage:	35A
Melting I²t:	118
Approvals:	CSA, UL
Operating Temperature:	--
Color:	--
Size / Dimension:	0.275" Dia x 1.288" L (6.99mm x 32.72mm)
DC Cold Resistance:	0.0145 Ohms

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0318007. H Fuses - Application Field and Working Principle

Fuses are devices used to protect electrical circuits from overloads. They are designed to safely protect circuits and components from high temperature, over-current situations. The 0318007.H is a high temperature ceramic fuse which has a rated voltage of 250V and a rated current of 0.3A. This type of fuse can be used for a variety of applications, such as in power supplies, chargers, lighting fixtures, and other electrical equipment. It is also suitable for use in high temperature environments, such as in laboratory or industrial applications.The 0318007.H fuse is made up of three components: a ceramic body, a metal element, and a fuse link. The ceramic body is made from heat-resistant, press molded ceramic with a high thermal conductivity. The metal element is made of nickel-iron alloy which has a high melting point, allowing it to withstand high temperatures. The fuse link is composed of an alloy which melts when excessive current is applied to the circuit, thus breaking the circuit.When the current flowing through the circuit reaches a certain level, the fuse link will melt and break the circuit. This helps prevent electrical fires and other damage which can occur when current overloads the circuit. Once the fuse link has melted, it must be replaced before the circuit can be used again. This type of fuse is also known as a “one-time fuse” as it can only be used once before it needs to be replaced.To protect an electrical circuit, the rated current of the fuse must match the circuit’s operating current. If the fuse’s rating is too low, it may not be able to handle the current and could fail; this could lead to a fault or potentially an electrical fire. Similarly, if the fuse’s rating is too high, it may still fail due to overloading or other issues. As a result, it is important to ensure that the fuse’s rating matches the application in which it is being used.The 0318007.H is designed to withstand temperatures of up to 277℃. It is also capable of withstanding reverse current and surge currents which can cause problems in other types of fuses. Additionally, this type of fuse is suitable for use in areas with poor ventilation, as it is designed to not generate any smoke or gases.Overall, the 0318007.H is an ideal choice for applications that require a high temperature and high current resistance fuse. This type of fuse is capable of withstanding high temperatures, reverse currents, and high surge currents, making it suitable for a number of industrial and laboratory applications. Additionally, its design makes it suitable for use in areas with poor ventilation. As such, the 0318007.H is an excellent choice for a variety of applications.

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Part Number	Manufacturer	Price	Quantity	Description