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August 01,2023

Application of Type-C Thermistor for Overcurrent Protection.10a mini blade fuse

　　　　USB Type-C (hereinafter referred to as Type-C) is the latest standard for USB connectors. There is no distinction between positive and negative sides, and the data transmission speed can reach up to 10Gbits/second (Gbps), supporting "USB Power Delivery (PD)" power supply. However, as the charging current increases, the likelihood of accidents such as abnormal heating and burning of connectors also increases. So in order to prevent such accidents from happening, it is necessary to equip the TYPE-C with an overcurrent protection element - PPTC thermistor, also known as the PPTC self recovery fuse.　　PPTC is a component that blends carbon into a polymer resin and sandwiches it between metal foils. In normal working conditions, the resistance of PPTC components is much lower than other components in the circuit. Under overcurrent, the resistance of the components increases (acts), thereby reducing the current in the circuit to a value that other circuit components can safely carry. This

July 17,2023

NEC Thermal cutoff.thermal protector for motor

　　　　NEC Thermal cutoff has the function of detecting abnormal temperature and cutting off the circuit. It can detect abnormal temperature rise of household or industrial electrical products and quickly cut off the circuit in a timely manner, achieving the function of preventing fires from igniting.　　NEC Thermal cutoff is a kind of element that provides very reliable protection under the condition of overtemperature. It has small size, large overcurrent, non reset, stable performance, convenient installation, and a certain range of humidity settings and bearing capacity for selection to meet customer application needs.　　The products are widely used in various motors, copiers, fax machines, HID ballasts, fluorescent lighting ballasts, transformers, chargers, battery packs, heating appliances, electric irons, hair dryers, electric stoves, rice cookers, electric kettles, coffee pots, ventilation fans, electric fans, sewing machines, water heaters, power converters, power plug sockets, refr

November 06,2023

fast acting fuse is used for protection against.How does a fuse work?

　　　　We all know that 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=0.24I2RT; 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 Shenzhen fuses. Once the material and shape of the fuse are determined, its resistance R is relatively determined (without considering its resistance temperature coefficient). When current flows through a fuse, it will generate heat, and as time increases, its heat also increases. The magnitude of current and resistance determines the speed at which a fuse generates heat, while the construction and installation of a fuse determine the speed at which heat is dissipated. If the speed at which heat is generated is less

July 12,2023

Use and maintenance of fuses.best fuse brand philippines

　　　　In low-voltage distribution systems, fuses are a type of electrical appliance that plays a safety protection role. Fuses are widely used for power grid protection and electrical equipment protection. When a short circuit fault or overload occurs in the power grid or electrical equipment, they can automatically cut off the circuit to avoid damage to electrical equipment and prevent accidents from spreading.　　A fuse is composed of an insulation base (or support component), contacts, melt, etc. The melt is the main working part of the fuse. The melt is equivalent to a special section of wire connected in series in a circuit. When a short circuit or overload occurs in the circuit, the current is too high, and the melt melts due to overheating, thereby cutting off the circuit. Melts are often made into filaments, grids, or sheets. Melt materials have the characteristics of relatively low melting point, stable characteristics, and easy melting. Generally, lead-tin alloy, silver plated co

November 10,2023

temperature to wash mattress protector.What is the function of fuses?

　　　　Fuses are a commonly used component in electrical circuits. Only with fuses can our circuits work safely and reliably. Do you know how fuses work?　　The core component of a fuse is a section of gold with a lower melting point　　As a wire, the fuse itself can also conduct electricity. Fuses are usually installed at the inlet of a circuit. When the circuit is connected, current flows through the fuse and the load, allowing the load to function normally.　　When the circuit is working normally, the current flowing through the fuse will not be very high, and the temperature of the fuse will not be very high.　　3. Due to the fuse being connected in series at the incoming position of the circuit, as the load in the circuit increases, the current flowing through the fuse will also increase.　　4. As the current flowing through the fuse increases, the temperature of the fuse will increase.

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Fuseless car charger, carefully burn your phone

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2023-04