03453LF1H

Series:	345
Part Status:	Active
Lead Free Status / RoHS Status:	--
Fuseholder Type:	Holder
Moisture Sensitivity Level (MSL):	--
Fuse Type:	Cartridge
For Use With/Related Products:	3AG
Fuse Size:	1/4" Dia x 1 1/4" L (6.4mm x 31.8mm)
Number of Circuits:	1
Voltage:	250V
Current Rating:	20A
Mounting Type:	Panel Mount
Orientation:	--
Termination Style:	Quick Connect - 0.187" (4.7mm)
Contact Material:	Copper Alloy
Contact Finish:	Tin

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03453LF1H Fuseholders Application Field and Working PrincipleFuseholders are integral components of electrical systems and play an important role in providing protection for higher rated power sources. They secure the fuse, provide a way to connect it to the power source, and may be used to create a disconnect between the two. The 03453LF1H Fuseholders are designed to simultaneously hold and protect a wire connection and the fuse itself.Design OverviewThe 03453LF1H Fuseholders are designed to protect the circuit from damage and corrosion. They provide insulation from the environment for the fuse and the circuit, while the two gold plated contacts ensure a solid connection. The recessed mounting area improves the performance and installation of the fuseholder in tight working spaces. The contact surfaces are rated for 125A continuous current at 277VAC, and feature a shrouded header for a secure connection.Typical ApplicationsThe 03453LF1H Fuseholders can be used in a variety of applications. The most common use is for providing protection in automotive, industrial, commercial, entertainment, and mission-critical applications. They can be used as the main power source for electrical equipment, providing over-current protection for high wattage applications, or for the secondary line current protection. They can also be used to protect communications systems, audio and video installations, and control panels.ChallengesThe 03453LF1H Fuseholders face some unique challenges. The most important issue for this type of fuseholder is the selection of the correct fuse and its installation. In order to provide the best protection, the fuseholder must be correctly matched to the correct fuse. It is important to ensure that the contact surfaces are clean and the contacts are correctly aligned. Additionally, the installation environment should be free from dust, dirt, and other debris that could interfere with the connection.Working PrincipleThe 03453LF1H Fuseholders works by creating a series circuit between the power source and the load, with the fuse serving as the breaker. When an overload or short circuit occurs, the current flowing through the fuse exceeds the rating of the fuse and the link melts. This causes an interruption in the power flow, protecting the circuit from damage. The fuse acts as a heat conductor and dissipates the heat energy, preventing the circuit from overheating.ConclusionThe 0345LF1H Fuseholders are designed to provide reliable and efficient protection for a wide range of applications. They are simple to install and provide a secure connection for a variety of circuits. They are suited for high wattage applications and can provide the protection needed for mission-critical installations. With proper selection and installation, these fuseholders can provide the protection needed for any electrical system.

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