BK/F03A-20A

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

BK/F03A-20A specialty fuse is a type of time delay fuse used for motor circuit protection, providing reliable protection for motors and related circuits. This article will discuss the application field and working principle of this product.

Application Field

BK/F03A-20A time delay fuse can be used in a variety of motor circuits, primarily in motor start-up and overload protection scenarios. This type of fuse can be used in a variety of home and industrial motor circuits, such as washing machine motors, drill motors, air compressors, AC motors, refrigerator compressors, range hood motors, ventilation fans, and many more. This product is also commonly used in electric lawn mower circuits. The BK/F03A-20A time delay fuse is appropriate for any motor circuit of two to three HP or greater.

Working Principle

BK/F03A-20A time delay fuses are designed to provide a delayed response to an overcurrent situation compared to a standard current sensitive fuse. This is an important feature to ensure safe start of electric motors, which typically require a higher start-up current. An example of this is the internal thermal protection switch in a motor – this switch will protect the motor against overload due to current demand, but only after a second or two of overload current. Standard current sensitive fuses respond too quickly and would cut power before the motor\'s thermal protection could kick in, whereas the BK/F03A-20A time delay fuse allows the motor to pull more current during start-up, and will then respond to a sustained overload.

BK/F03A-20A specialty fuses are available in a wide variety of sizes and configurations. This allows the user to tailor the fuse setup to the specific motor requirements. The size of the fuse are determined by current rating and time delay – the higher the current rating, the higher the time delay. The delay times vary depending on the specific application, but ranges from 1 second to 10 minutes. BK/F03A-20A specialty fuses also come with a range of additional features, such as fusing indication, temperature compensation, and optional tamper proof enclosures.

Conclusion

BK/F03A-20A specialty fuse is an important product to provide motor circuit protection, as it offers delayed response to an overcurrent situation compared to a standard current sensitive fuse. This product can be used in a variety of applications, from household appliances to industrial motor circuits. It can also be tailored to specific application requirements through its wide range of sizes and configurations. BK/F03A-20A specialty fuse should be used in any motor circuit of two to three HP or greater, ensuring reliable protection and continued reliable operation.

The specific data is subject to PDF, and the above content is for reference