FN389B-4-22

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The FN389B-4-22 is a power entry connector, part of the FN389 series of inlets, outlets and modules from Schurter. Available in 16 Ampere/250V versions, the FN389B-4-22 is particularly suitable for applications where high currents and safety protection are required. It\'s international approvals, vibration resistance, and long service life make it a popular choice for commercial and industrial applications.

Features of the FN389B-4-22

The FN389B-4-22 is a high-current power inlet suited for both occupational and residential applications. It comes with a cartridge fuseholder, suitable for either a 10 x 38mm Standard IEC 127-2-1 gL or a 12.5 x 38mm Class IEC 127-2-3 gG, protecting against currents of up to 16 Amperes. It offers convenient installation and replacement, and features two IP44-protected cord openings, making it highly resistant to dust and water. It is also vibration and shock proof, and comes with UL, ENEC, and VDE, ensuring electrical safety.

Applications of the FN389B-4-22

The FN389B-4-22 is suitable for any application requiring high levels of current and safety protection. It is commonly used in medical and industrial equipment, household electrical appliances, power tools, and computers. It is also used as an outdoor power supply connection, particularly for situations where water, dust, and vibration could pose a risk. It is also frequently used in areas where it is important to access the power supply quickly, as the fuse can be easily replaced.

Working Principle of the FN389B-4-22

The FN389B-4-22 power entry connector is designed to facilitate safe current flow between two points. It features two separate cords, one of which contains the power cable running from the socket to the device itself. The second cord contains the fuse, which acts as a protective component regulating the amount of current that flows through the circuit. The fuse prevents the device from being overloaded, and will trip if the circuit is overloaded, disconnecting the power and preventing damage to both the device and the power supply.

Conclusion

The FN389B-4-22 is a popular and reliable power entry connector from Schurter. It is suitable for high current applications, where safety and reliability are paramount. With its international approvals, excellent safety features, and vibration resistance, it is an ideal choice for a wide range of applications, including medical, industrial, and outdoor.

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