FNA-4

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The FNA-4 series of power fuses are a unique type of fuse designed for special fallback protection purposes. This type of fuse is critical for use in industrial, commercial, and automotive applications. Some of the most prevalent applications of the FNA-4 style of fuse are in altimeters, motor switching, relays, circuit breakers, and emergency shutoff control systems. Here we will discuss the application fields and working principle of the FNA-4 series of power fuses.

The FNA-4 power fuse is specifically designed for use in all-electrical applications. This includes a wide range of industrial machines, commercial equipment, and automotive applications. The FNA-4 fuse provides power shutoff protection for high-power machinery, enabling automatic shutdowns in the event of an emergency or over-current event. It is important to properly size the fuse for the application, as size will varies with the current load.

The FNA-4 style of fuse has an extremely reliable performance due to its thermal sensitivity. When a current overload occurs, the internal structure of the fuse rapidly expands, which causes the fuse element to arc and shut off the power supply. This expansion process is extremely quick; in some cases, the fuse element can trip within milliseconds of an overload occurring. This ensures that the circuit is protected from catastrophic damage which could be caused by an unchecked surge of excess current. It is important to select the proper FNA size for the application, as the size is dependent on the current rating.

The FNA-4 fuse also utilizes a unique feature known as the "hybrid design," which is also commonly called the "dual protection design." The fuse element is made from a combination of silver and copper, which allows more flame retardant characteristics than a pure silver design. This unique hybrid material increases the melting point of the fuse, allowing it to more quickly detect and trip in the event of an electrical emergency. Furthermore, this dual layer of protection further isolates the fuse element from High DC and high-frequency AC currents to prevent excessive arc melting.

The FNA-4 is also a highly adjustable fuse, with a wide range of customization capabilities. This includes the ability to adjust the size of the fuse, as well as the type of over-current protection and time delay settings. For example, you can select either a fast or slow fuse for varying levels of current overload protection. Additionally, you can also adjust the relay settings to enable a more advanced level of over-current protection.

In addition to being used for higher-level protection, the FNA-4 is also used for sensors and control systems. The power fuse is used to provide a reliable way to detect and control electrical faults, as well as to make sure that the circuit is not allowed to become overloaded. This feature keeps the circuit from failing under heavy loads or during emergency situations.

The FNA-4 power fuse is a highly reliable and robust component for many industrial and automotive applications. It is used for high-power fallback protection, allowing quick and safe shutdowns during emergencies. Furthermore, its dual-layer protection and adjustable settings make it well suited for advanced control systems. As such, FNA-4 power fuses are commonly used in many applications, allowing for increased safety and better power management.

The specific data is subject to PDF, and the above content is for reference