The SEG Electronics XRW147 is a mains decoupling relay, specifically the XRW1-4 model.
The SEG Electronics XRW147 is a mains decoupling relay, specifically the XRW1-4 model, used in wind turbines and other industrial applications. It monitors voltage, frequency, and rate of change of frequency (df/dt or RoCoF) to ensure safe and efficient operation. This relay is designed for systems with a rated voltage of 690V and is crucial for protecting equipment from grid disturbances.