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　　　　Power systems are the backbone of modern society, supplying electricity to homes, businesses, and industries. Power system fuses play a fundamental role in maintaining the integrity and safety of these systems.　　Power system fuses are designed to protect the power grid at various levels. At the transmission level, where high - voltage electricity is carried over long distances, these fuses need to be able to handle extremely large currents. They are often installed in substations and are part of the protection scheme for transformers, transmission lines, and other key components. For example, a large - scale power transmission line may carry currents in the tens of thousands of amperes. The fuses in such a system must be able to detect and interrupt overcurrents quickly to prevent damage to the transmission infrastructure.　　In the distribution system, which delivers electricity to end - users, power system fuses also have a crucial role. They protect against faults in the distribut

November 01,2023

Electric vehicle malfunctions due to lack of fuses or diodes

　　　　With the development of life, electric vehicles have also become popular. In order to facilitate people's travel, many families have started to use electric vehicles, which are convenient and affordable. However, there are still many unknown problems that arise during use. Today, the editor will briefly talk about the structural issues of electric vehicles.　　Accidents involving spontaneous combustion or even explosions in electric vehicles occur from time to time. If the cause of external open flames is excluded, the only reason for electric vehicle fires is a short circuit. Any short circuit in the battery, charger, or other components will turn the electric vehicle into a powder keg! How to solve it? (Related knowledge: What is the relationship between fuse material and fuse failure?)　　Installing a "fuse or diode" for an electric vehicle is the simplest solution, as the fuse or diode serves as a short-circuit protection. Someone has conducted experiments on an electric vehicle wi

October 07,2023

The Development Trend of LED Fuses Power Driver.supercheap auto blade fuse holder

　　　　The development trend of LED power supply driver - LED power supply driver is a voltage converter that converts the power supply into a specific voltage and current to drive LED lighting. In recent years, with the development of LED, the development trend of LED power drivers has become particularly evident. Today, I will briefly explain the development trend of LED power drivers to you.　　Firstly, a series of constant voltage and current control electronic circuits are developed based on the characteristics of LEDs. Integrated circuit technology is used to control the input current of each LED at the optimal current value, enabling the LED to obtain stable current and generate the highest output luminous flux. It is best to control the size of LED current when the input voltage and environmental temperature of the LED driver power supply change. (Related knowledge: Classification of LED backlight sources)　　Secondly, the LED driver power supply has intelligent control function, allo

July 05,2023

Appearance of fuses.solar thermal controller wifi

　　　　When current flows through a conductor, it will generate heat due to the presence of a certain resistance in the conductor. And the calorific value follows this formula: Q=I2RT; Where Q is the heat generated, 0.24 is a constant, I is the current flowing through the conductor, R is the resistance of the conductor, and T is the time for the current to flow through the conductor; Based on this formula, we can easily see the simple working principle of a fuse. When the material and shape of the fuse are determined, its resistance R is relatively determined (without considering its resistance temperature coefficient). When an electric current flows through it, it generates heat, and as time increases, its heat also increases. The magnitude of current and resistance determines the rate of heat generation, while the construction and installation of a fuse determine the rate of heat dissipation. If the rate of heat generation is less than the rate of heat dissipation, the fuse will not blo

August 24,2023

5F-500V High Voltage Quick Break Ceramic Tube Fuse.bussmann class j fast acting fuse

　　　　The 5F-500V high-voltage ceramic tube fuse belongs to the fast fuse type fuse tube, with a rated voltage of 500V for high voltage. This series has a wide range of current of 0.1A~20A and high sectioning capacity 10KA@125V AC (200mA~10A) 35A@250V AC (200mA~1A) 100A@250V AC (1.25A~3.5A) 200A@250V AC (4A~30A) 1KA@500V AC (4A~30A). The size of 5F-500V high-voltage quick break ceramic tube fuse is 21.5 * 5.6 (with lead) and 20 * 5.2 (without lead). The material composition of this series of products is as follows: copper caps are made of brass nickel plated, ceramic tubes, fuses are made of alloy, explosion-proof sand is made of quartz sand, and leads are made of tinned copper wire.home energy storage system battery 　　The characteristics of 5F-500V high-voltage quick break ceramic tube fuse include: pin tensile strength of 5 N 10 ± 1 second; The pin thrust strength is 2N10 ± 1 second; The welding method can be wave soldering or Luotie soldering, with a wave soldering temperature

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Fuseless car charger, carefully burn your phone

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2023-04