The ABB 1SVR730840R0400 CM-SRS.21S is a high-performance current monitoring relay designed for precise monitoring and protection in electrical systems. This relay ensures reliable operation and safety by detecting overcurrent, undercurrent, window current, and phase loss conditions. With a UPC of 804325584166, this product is easily identifiable and traceable. The compact design, weighing just 6.4 ounces, allows for easy installation in various industrial settings. Ideal for applications requiring meticulous electrical monitoring, the ABB CM-SRS.21S is a robust solution for maintaining system efficiency and preventing electrical faults.