032501.6MXP

Response Time:	Slow
DC Cold Resistance:	0.176 Ohms
Size / Dimension:	0.275" Dia x 1.288" L (6.99mm x 32.72mm)
Color:	--
Operating Temperature:	-55°C ~ 125°C
Approvals:	CE, CSA, PSE, UL
Melting I²t:	45
Breaking Capacity @ Rated Voltage:	100A AC, 10kA DC
Mounting Type:	Through Hole
Package / Case:	3AB, 3AG, 1/4" x 1-1/4" (Axial)
Series:	325
Voltage Rating - DC:	125V
Voltage Rating - AC:	250V
Current Rating:	1.6A
Fuse Type:	Cartridge, Ceramic
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Fuses

Fuses have been used for decades in various applications to protect against dangerous overloads, high temperature rises, and other faults that can cause costly damage and loss of life. Background on this technology is detailed here, as well as a discussion of the 032501.6MXP application field and it’s working principle.

Introduction

Fuses are a form of electrical protection, in which a short length of bare fuse wire is inserted between two terminals. This wire acts as an electrical break and interrupts the circuit should an overload or other fault occur. The fuse\'s working principle is based on the fact that the increase in current passing through the wire causes it heats up and eventually melts, interrupting the flow of electricity and providing protection for the circuit.

Types of Fuses

Fuses come in a wide variety of types and designs depending on their application. In general, low voltage fuses are designed for protection against overloads and short circuits while larger fuses are designed for higher amperage and higher temperature applications. The common types of fuses used today include blade and plug fuses, ceramic and cartridge fuses, and high voltage fuses.

032501.6MXP Application Field and Working Principle

The 032501.6MXP is one type of fuse used in medium-voltage distribution systems. It is designed for use with overhead and underground lines, and is UL recognized for both 25 kV and 30 kV applications. These fuses are available in either shielded or enclosed versions, and are designed for applications such as selective coordination, motor-feeder protection, and transformer and capacitor protection. The 032501.6MXP\'s primary purpose is to provide over-current protection for circuits up to 25 kV or 30 kV. The fuse\'s working principle depends on an arc snuffing device, which prevents the development of an arc formed when the fuse opens. When the current passing through the fuse reaches the predetermined current-limiting range, an electrical arc is formed across a space between two end contact plates and the fuse is then de-energized. This arc then moves through the arc snuffing device, where the arc is extinguished and the flow of current is interrupted.

Advantages of the 032501.6MXP

The 032501.6MXP offers a number of advantages over traditional fuses. It provides a higher degree of selectivity, allowing it to protect motor and transformer feeders while allowing other circuits to remain energized. In addition, the 032501.6MXP has a low impedance drop, making it suitable for applications where the short-circuit current is high. Finally, the 032501.6MXP can be mounted in any orientation and is designed to ensure reliable operation in environments with wet, dirty, or corrosive air.

Conclusion

The 032501.6MXP is a type of medium-voltage fuse designed for use in distribution systems. It is specifically designed to provide over-current protection for up to 25 kV or 30 kV circuits. The fuse\'s working principle is based on an arc snuffing device, which interrupts the flow of current when the predefined current-limiting range is met. This type of fuse offers several advantages over traditional fuses, including a higher degree of selectivity and a low impedance drop.

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