02161.25H

Package / Case:	5mm x 20mm
DC Cold Resistance:	0.153 Ohms
Size / Dimension:	0.205" Dia x 0.787" L (5.20mm x 20.00mm)
Color:	--
Operating Temperature:	-55°C ~ 125°C
Approvals:	CCC, CE, CSA, K-MARK, PSE, SEMKO, UL
Melting I²t:	0.477
Breaking Capacity @ Rated Voltage:	1.5kA
Mounting Type:	Holder
Series:	216
Response Time:	Fast
Voltage Rating - AC:	250V
Current Rating:	1.25A
Fuse Type:	Cartridge, Ceramic
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Fuses - 02161.25H Application Field and Working Principle

Fuses are electrical safety devices used to protect electrical circuits from short circuits and overloads. They are composed of a conductive material, typically copper or aluminum, that forms a bridge between the fuse’s terminals. When a large electrical current passes through the fuse, the heat caused by the current melts the metal, disrupting the circuit and preventing further damage. Fuses come in many shapes and sizes, including the 02161.25H electrical fuse.02161.25H fuses are a type of high-interrupting-capacity fuse that is designed for protection of electrical distribution systems. These fuse are widely used in power drive systems, including motor control centers (MCCs) as well as pump and motor control panels. They are also used in variable-frequency drives (VFDs) to protect high-voltage motor circuits. They are designed to handle large spikes in current and are capable of safely dissipating high levels of energy. The 02161.25H fuses are manufactured in several amperages, ranging from 250A to 2000A. The maximum voltage rating is 600 volts AC, and they have a carry current rating of 300,000 amps. These fuses feature short-circuit protection and integrated over-temperature protection, allowing for greater protection of the electrical system they protect. The working principle of the 02161.25H fuse is simple and relies on the melting of the metal within the fuse tube. When an over-current passes through the fuse, it causes the metal inside to heat up and then melt. This disruption of the metal stops the current flow and prevents further damage to the circuit. When the power is turned off and the circuit is reset, the melting fuse has to be replaced before the circuit will work again.The 02161.25H fuse is designed to be used in high current and voltage applications. They are particularly useful in applications with high inrush currents, such as with motors starting up and with lighting circuits, and in applications that require fast-acting protection from overloads or short circuits. They are reliable and easy to install, making them an ideal choice for electrical distribution systems. The 02161.25H fuse offers an efficient and reliable way to protect electrical circuits from overloads and short circuits. They are designed to handle large currents and have a high interrupting capacity rating, ensuring that they can quickly stop an over-current before it can cause harm. They are also easy to install and can be used in a variety of applications, making them a popular choice for protecting electrical distributions.

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Part Number	Manufacturer	Price	Quantity	Description