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August 04,2023

How to choose a suitable waterproof fuse holder.pptc resettable fuse datasheet

　　　　In many electronic or electrical equipment products today, in addition to the main processing chips or other sensors, fuse holders are indispensable. From the perspective of the creation and invention of electricity, these products gradually occur in many electrical equipment components, becoming key gatekeepers to avoid ensuring application safety. There are many fuse holder products today, such as waterproof fuse holders. How do you choose the appropriate waterproof fuse holder?　　Firstly, what is the function of a waterproof fuse holder?　　Many people often confuse two types of products: fuses and fuse holders. In fact, this is not the same product. The former is a crucial electrode connection wire in all wire bases, while the latter is produced for easier installation of individual fuses and subsequent replacement. At present, there are many types of such products on the market, including panel mount and PCB types.　　Secondly, what are the characteristics of this type of product?　

August 17,2023

Working principle of self recovery safety tube.littelfuse smd fuse

　　　　The operating principle of a self restoring fuse tube is a dynamic balance of energy. The current flowing through the components of the self restoring fuse tube series generates heat due to the relationship between the self restoring fuse tube series. The heat generated is completely or partially dissipated into the environment, while the heat not dissipated will increase the temperature of the components of the self restoring fuse tube series. The temperature during normal operation is relatively low, and the heat generated and dissipated reaches a balance. The self-healing fuse series components are in a low resistance state, and the self-healing fuse series does not operate. When the current flowing through the self-healing fuse series components increases or the ambient temperature increases, but if the balance between the generated heat and the emitted heat is reached, the self-healing fuse series still does not operate.　　When the current or ambient temperature increases again

July 10,2023

Use and maintenance of fuses and fuses.resettable fuse datasheet

　　　　1. When the melt melts, it is necessary to carefully analyze the reasons for the melting, which may include:　　(1) Normal fusing due to short circuit fault or overload operation;　　(2) If the melt is used for too long, it may break due to oxidation or high temperature during operation, resulting in changes in the characteristics of the melt;　　(3) There is mechanical damage during the installation of the melt, which reduces its cross-sectional area and causes accidental disconnection during operation.　　2. When replacing the melt, it is required to:　　(1) Before installing a new melt, it is necessary to identify the cause of melt melting. If the cause of melting is not determined, do not replace the melt for trial delivery;　　(2) When replacing a new melt, check whether the rated value of the melt matches the protected equipment;　　(3) When replacing a new melt, it is necessary to check the internal burn condition of the fuse tube. If there are severe burns, the fuse tube should be replac

September 26,2023

We have been invited to attend the 2023 Annual Low-Voltage Electrical Appliance Technology Standardization Conference.

　　　　In order to enable a broader participation of low-voltage electrical appliance professionals in standardization work, to understand standardization policies and trends, the National Low-Voltage Electrical Appliance Standards Committee is organizing a series of events for the 2023 Annual Standardization Conference and Low-Voltage Electrical Appliance Technology Conference from September 24th to 26th in XIAN.　　In 2023, under the leadership of the higher authorities and the joint efforts of various committee members, the National Low-Voltage Electrical Appliance Standards Committee actively organized and carried out various standardization activities, achieving fruitful results: earnestly implementing the National Standardization Development Outline, in accordance with the new version of the "National Standard Management Measures," focusing on the construction of the new standard system for distribution and utilization of electrical equipment and systems, and emphasizing the research

August 09,2023

Main parameters of Thermal cutoff.thermal controller hardware

　　　　Thermal cutoff, also known as thermal fuse, is a new type of electrical overheating protection element. This component is usually installed in easily heated electrical appliances. In case of electrical failure and heating, when the temperature exceeds the abnormal temperature, the Thermal cutoff will automatically cut off the power supply to prevent electrical fire. In recent years, most of China's household electrical appliances with the main function of heating, such as Rice cooker, electric buckets, electric furnaces, etc., have been installed with Thermal cutoff. However, in case of internal failure of parts, Thermal cutoff can cut off the power supply in time to prevent further damage to the appliances and end the fire caused by this. Like the familiar fuse, the Thermal cutoff is usually only used as the power channel on the circuit. If it does not exceed the rated value, it will not open circuit and will not have any impact on the circuit. The circuit will only open when an e

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Fuseless car charger, carefully burn your phone

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