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170E5450-U Application Field and Working Principle

Introduction

170E5450-U is a specialty fuses used in many common electrical applications. This type of fuse has been designed to provide protection against current overloads, short circuits, and other potential hazards that can occur with the use of electricity. As part of any safety system, a fuse is used to protect electrical equipment from harm. Additionally, they can provide reliable performance for long periods of time with minimal maintenance.

Field of Application

The 170E5450-U is equipped with a time-delay feature, allowing it to handle short-duration overloads that could otherwise cause circuit protection failure. This feature makes the fuse suitable for protecting circuits and equipment from most types of loads. It is also designed to provide protection against surges and short circuits in circuits up to 500 Amps. In addition, the fuse has a rated breaking capacity of 6000 Amps, making it capable of interrupting even the highest levels of overloads.

Working Principle

The 170E5450-U is a dual-element fuse with a protective element on both ends. The two elements are electrically connected, so that when an overload occurs, the temperature of both elements will increase, part way melting the fusible strip on one end of the fuse. When this occurs, the current flow is stopped. The fuse will then self-extinguish due to the heat generated in the fusible strip. Additionally, some versions feature a second element on the other end of the fuse, which will help to reduce the time it takes for the fuse to open.

Benefits

The combination of a time-delay feature and dual-element fuse ensures reliable circuit protection. This type of fuse is particularly beneficial for applications with high inrush currents, as the dual-element design helps to absorb transient surges. Additionally, the fuse has a high current-interruption capacity and has been designed to be thermally stable. This allows it to surpass the requirements for fuses used in UL and CSA applications.

Conclusion

The 170E5450-U is an excellent choice for applications that require reliable circuit protection. It is designed to prevent short circuits, current overloads, and other hazards from affecting the integrity of the system. Additionally, its time-delay feature and dual-element design provide reliable performance and minimize the risk of circuit failure. As such, it is an excellent choice for a variety of electrical applications.

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