0318.187VXP

Series:	318
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Fuse Type:	Cartridge, Glass
Current Rating:	187mA
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:	0.0128
Approvals:	CE, CSA, UL
Operating Temperature:	-55°C ~ 125°C
Color:	--
Size / Dimension:	0.275" Dia x 1.288" L (6.99mm x 32.72mm)
DC Cold Resistance:	3.42 Ohms

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0318.187VXP Fuses Applications and Working Principles

Fuses are common device components used for electrical protection in modern circuits. 0318.187VXP fuse is a widely used type of fuse and has a variety of applications. This article will discuss the applications and working principle of 0318.187VXP fuse.

Applications

0318.187VXP fuse is a type of blade fuse that is used in several applications. It is typically used to protect against short circuit, overload and over voltage conditions. It is an ideal fuse for protecting against such conditions due to its fast response, low power dissipation and small size. It is used in commercial, industrial and automotive circuits, as well as in consumer electronics.

Design

0318.187VXP fuse consist of a thin metal strip called a fuse element, which is surrounded by a housing with positive and negative terminals. The fuse element is connected to either the negative or positive terminal, depending on the application. The fuse element is designed to melt and open the electrical circuit when an overload or short condition is detected. This happens when the fuse element is exposed to excessive current, which causes the fuse element to heat up rapidly and eventually melt, thus severing the connection and protecting the circuit from further damage.

Working Principle

The working principle of the 0318.187VXP fuse is based on a thermosetting polymer film connected to the fuse element. The polymer film acts as a fast burning fuse element, which quickly melts when exposed to excessive current. The fast burning of the fuse element ensures a fast response time and prevents any further damage to the circuit. The polymer film is designed to remain intact until the rated current is exceeded, at which point it rapidly melts, thus opening the circuit.

Advantages

0318.187VXP fuses are designed to provide efficient and reliable protection against short circuit, overload and over voltage conditions. They are fast response and have a low power dissipation. They are relatively small in size and are cost effective. They are simple to install and can be used in a variety of circuit applications. Furthermore, they are highly reliable and offer excellent protection against faults.

Disadvantages

Although 0318.187VXP fuses are a reliable and efficient protection device, they have some drawbacks as well. They cannot be reset once they have blown and must be replaced. Furthermore, they can be damaged by reverse polarity if connected incorrectly. Provision must be made to ensure correct polarity when connecting the fuse.

Conclusion

0318.187VXP fuses are fast response, low power dissipation and econimic fuses with a wide range of applications. They are ideal for protecting circuits from overloads, short circuits and over voltage conditions, and can be used in commercial, industrial and automotive circuits. They are reliable, cost-effective and easy to install. However, they can be easily damaged by reverse polarity and must be replaced when they have blown.

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