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LA50P12004 application field and working principle

The LA50P12004 is a type of electrical, specialty fuse. It is used to protect and control electrical circuits in both industrial and consumer electronics. This type of fuse is ideally suited for protecting against short-circuits and over-current conditions. It is also ideal for applications with often-changing loads and short operating times.

Features of LA50P12004

The LA50P12004 has a number of features that make it an ideal choice for many applications:

• High current rating: It is rated up to 80 Amps (RMS). This rating is suitable for both medium and high power applications.
• Resetable: The LA50P12004 is resetable, meaning it can be reset and reused as many times as necessary.
• High breaking capacity: The breaking capacity of the LA50P12004 is over 2,000 Amps (RMS). This ensures the device can handle large surges and short-circuits.
• Low voltage tolerance: The LA50P12004 can withstand up to 6 Volts (RMS). This is suitable for a variety of resistive and capacitive loads in various industries.
• Small size: The device is very small and takes up minimal space in the circuit, making it ideal for space-constrained installations.
• Long life span: The life span of the LA50P12004 is rated up to ten years.

Working Principle

The LA50P12004 fuse works on the principle of thermal-magnetic protection. This type of protection uses two different methods to protect a circuit or device from over-current or short-circuit conditions. The first method is based on thermal-cutoff, which is the process of cutting off the circuit at a predetermined temperature.

The second method is based on magnetic-cutoff. This process uses a coil and current to generate a magnetic field. As current passes through the coil, the strength of the field increases and the coil will eventually reach a point where it will trip and cut off the circuit.

When an over-current or short-circuit fault occurs, the LA50P12004 fuse will respond in two stages. First, it will trigger the thermal-cutoff mechanism and open the circuit. This will disconnect the load from the power source and reduce the risk of fire or other damage. Then, the magnetic-cutoff mechanism will kick in and cut off the circuit, further reducing the risk of fire or damage.

The LA50P12004 fuse provides reliable protection and control of electrical circuits and devices. It is easy to install and can be used in a wide range of applications, from consumer electronics to industrial machinery.

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