42514000101

Series:	425
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Fuse Type:	Board Mount (Cartridge Style Excluded)
Current Rating:	4A
Voltage Rating - AC:	125V
Voltage Rating - DC:	80V
Response Time:	Slow
Package / Case:	SMD w/Holder
Mounting Type:	Holder
Breaking Capacity @ Rated Voltage:	35A AC, 50A DC
Melting I²t:	30
Approvals:	cULus
Operating Temperature:	-55°C ~ 125°C
Color:	--
Size / Dimension:	0.394" L x 0.197" W x 0.146" H (10.00mm x 5.00mm x 3.70mm)

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Fuses Fuses are safety devices designed to protect electrical systems from overcurrent faults, such as short circuits and overloads. They are a critical component in any electrical system, and have been used for centuries to protect buildings and equipment from fires caused by faulty wiring or operating conditions.42514000101 is a type of fuse which has its own particular application field and specific working principle. This type of fuse is designed for use in low voltage ac power distribution panels, and its main purpose is to provide protection for electrical equipment and components.When a short-circuited current passes through a fuse, the fuse will heat up quickly and eventually melt; this is the basic principle behind the design of a fuse. The fuse consists of a metal container filled with a material, typically a type of wire alloy, that has a low melting point. The contacts of the fuse are covered with a plastic cap and the sides of the fuse are usually embossed with a fuse rating, indicating the maximum current the fuse can handle without melting.When an overcurrent condition occurs within an electrical system, the fuse will melt and disconnect the circuit. This disconnects the circuit from both the AC power source and the outlet, thus preventing any further current flow. The voltage in the circuit will remain low and the associated components in the circuit will not be damaged.In order to ensure that a fuse is suitable for the application, it is important to select the correct rating. The fuse rating should be based on the maximum current drawn by the circuit, taking into account current overshoot. Generally, the higher the current rating of the fuse, the higher the material cost will be due to the increased size and weight of the fuse.It is also important to consider the type of fuse when selecting a replacement. Different types of fuses are suited to different applications, and choosing the wrong type of fuse can cause the electrical system to be unprotected. For instance, in a circuit with a mix of inductive and resistive loads, selecting the wrong type of fuse may cause the fuse to blow prematurely, leaving the circuit unprotected.Fuses continue to play an important role in electrical safety, and the selection of the right fuse for the application is essential to ensure that the circuit is adequately protected against overcurrent faults. The 42514000101 type of fuse is designed for use in low voltage ac power distribution panels, and its key attributes are its robust design and its high level of current carrying capacity.

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