Fuses, also known as current fuses, are defined as "fuse links" in the IEC127 standard. It mainly serves as overload protection. If the fuse is correctly placed in the circuit, the Shenzhen fuse will fuse and cut off the current when the current abnormally rises to a certain height and heat, protecting the safe operation of the circuit.
More than a hundred years ago, the fuse invented by Edison was used to protect expensive incandescent lamps at that time. With the development of the times, the fuse protected electrical equipment from overheating and prevented serious damage caused by internal faults in electronic equipment.
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