ECSR225

Electrical fuses are designed to protect electric circuits from high current and short circuit conditions. Specialty fuses, such as the ECSR225, are designed specifically to handle the specific needs of certain applications. In this article, we will look at the applications for the ECSR225 and how it works.

ECSR225 Application

The ECSR225 is a specialty fuse designed for applications that require modest overvoltage protection as well as a limited interrupting capacity. It is suitable for residential and commercial applications. As a Type 2 Overvoltage Fuse, it helps prevent a surge or overvoltage that could damage the electric circuit. The ECSR225 fuse has a UL listing of 344VAC with a maximum continuous operating voltage of 250VAC. It is also UL/CUL listed for use on Class I, Division 2 Hazardous Locations (groups C & D). The fuse is rated for 10,000A at 300VAC.

Working Principle

The ECSR225 fuse works by detecting an overvoltage condition and limiting the interruption time. The fuse contains two arc chambers separated by a center chamber. When an overvoltage condition is detected, an inductor is energized which produces a magnetic field that pulls the arcs in the arc chambers together and shortens the interruption time. This reduces the current interruption time and reduces the risk of damage to electric circuits.

The ECSR225 is also designed with a thermal protecting device to reduce the risk of thermal damage. The thermal protecting device works by detecting an overcurrent condition and transmitting a signal to the fuse to open the contacts. This prevents further damage to the electric circuit.

Conclusion

The ECSR225 is a specialty fuse designed to protect electrical circuits from overvoltage and short circuit conditions. The fuse is suitable for residential and commercial applications and is UL listed for use in hazardous locations. The fuse works by detecting an overvoltage condition and limiting the interruption time, as well as having a thermal protecting device to reduce the risk of thermal damage. This specialized fuse helps provide reliable and safe protection of electric circuits from damage.