Bussmann ECSR450 Fuse
The New Edison ECSR450 Low Voltage 600V Time-Delay Fuse is a Class RK5 fuse that provides reliable motor overload, ground fault, and short-circuit protection. It permits the use of smaller and less costly switches and provides a higher degree of short-circuit protection as compared to other low-voltages fuses available. The type-ECSR fuse provides a 10-second time delay at 500% rated load and has a true dual-element design that allows use in circuits subject to temporary motor overloads and surge currents to provide both high-performance, short-circuit and overload protection. This 450A current-limiting, time-delay fuse gives motor running back-up protection to motors without extra costs.