0031.8515

0031.8515 Application Field and Working Principle

Fuses, also known as those electronic real-time protective element products, are mainly used in the current circuit of a variety of electronic products and electrical loads for short-circuit overload and other different levels of protection. Their main principle of action is to detect the current through the fuse wire and to open the circuit when it exceeds a predetermined value.

This 0031.8515 fuse is mainly used in household foods, hot water heater, electric fan, and other electronic products and electrical appliances for automatic overcurrent protection. This 0031.8515 fuse has an overload current of 4A and a short-circuit current of 10A. This type of fuse can be used in the rated voltage of 250V, and the current is better handled under the rated current, so that the life of the circuit can be effectively guaranteed.

The resilience performance is mainly indicated by the maximum breaking capacity current: when the circuit is judged to be short-circuited, the fuse should be able to blow. This 0031.8515 fuse has a conventional life of 6000, which is usually dependent on the specific application. The design of the internal fuse element of the fuse makes it break when it exceeds its operating current.

In the low-noise circuit design, due to the mutual conduction of the parasitic element, the voltage on the parasitic element will be increased, and the increase of the voltage will cause the current to exceed the rated current, triggering a fuse blow. The 0031.8515 fuse is designed to prevent the circuit from burning due to the high temperature caused by the large current and slightly reduce the noise.

The internal structure of the 0031.8515 fuse is composed of two pieces of golden lines and a metal case. The conductor is mainly composed of a high-temperature alloy and two copper wires, which are composed of a high-temperature alloy and a stiff wire in order to reduce the electrical contact performance, and the metal case of the 0031.8515 fuse is made of iron or alloy with high hardness and strength.

The two heat-generating parts of the 0031.8515 fuse are the heat conduction area and the heat energy contact area. The main function of the heat conduction area is to transfer heat from the heat source to the heat dissipation surface, and the heat energy contact area is to join the two ends of the two currents in order to form a closed heat energy transfer path. The heat thermal area is filled with a steel irradiating surface and a heat-dissolving material, and the heat dissipation material is filled with a non-conductive filler, which can effectively help dissipate the generated heat.