170M4166

Applications:	Electrical, Industrial
Melting I²t:	52000
Size / Dimension:	1.969" L x 2.087" W x 2.598" H (50.00mm x 53.00mm x 66.00mm)
Package / Case:	Rectangular, Blade
Mounting Type:	Bolt Mount
Breaking Capacity @ Rated Voltage:	200kA
Operating Temperature:	--
Approvals:	CE, CSA, UR
Class:	--
Features:	Indicating
Series:	--
Response Time:	--
Voltage Rating - AC:	700V
Current Rating:	630A
Fuse Type:	Square
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction

The 170M4166 is a type of special electrical fuse designed for use under a variety of circumstances. These applications can range from industrial to commercial, depending on the manufacturer and customer. This type of fuse is also commonly used in automotive and avionics applications, as well as in residential applications. The basic functioning principle of this fuse is to prevent electrical damage and fires by short circuiting, overloading, or other dangerous conditions. It is designed to quickly break the circuit when it senses high temperature or current levels, thus preventing the circuit from continue to carry current or transmitting hazardous amounts of voltage.

Application Fields

The 170M4166 has a diverse range of application fields due to its impressive capabilities. Generally, it can be used in any application where control of current and temperature is necessary as a safety measure.In industrial applications, these fuses are used to control large onsite power systems, such as those found in factories and power plants. It can also be found in commercial buildings, such as movie theaters or office buildings, to enforce safety regulations and prevent damages. The 170M4166 is especially useful in the automotive and avionics industry, where it is used to monitor current and voltage levels. It has also found especially widespread use in residential electrical systems. The 170M4166 matches safety standards, which make it a viable choice for the relevant application fields. The fuse has also earned itself a name for its good performance in comparison to other fuses.

Working Principle

The 170M4166 uses a thermally reactive fuse element to detects temperatures and current overloads. These fuses are designed in such a way that when the current level or temperature rises beyond a pre-set threshold, the fuse element melts or burns off, thus cutting off power to the protected circuit.The design of the fuse element plays an important role in the breaking capacity of the fuse. The current limit of the fuse is proportional to the total cross-sectional area of the element, the current density of the element, the ratio of the cross-sectional area of hot spots to cross-sectional area of the element, and the time to breakdown from the moment current is applied. All of these values must be kept within a certain range for a safe and efficient functioning of the fuse and must be taken into consideration during the design phase.

Conclusion

The 170M4166 can be seen as a reliable and economical choice for the multitude of electrical applications mentioned. Its fast operation and impressive breaking capacity makes it a desirable option for a variety of applications. One of the most prominent advantages of this special fuse is that it has both low operating and breaking temperatures. This makes it suitable for use in engines, which can become quite hot while in operation. With its impressive credentials, this type of fuse is sure to make a great addition to many an electrical system.

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