The Schneider Electric VIGIREX RH328A (part number 420050744) is a high-performance differential relay designed for comprehensive earth leakage protection in industrial and tertiary electrical installations. This genuine Schneider Electric device operates on a wide supply voltage range of 24-240 V AC/DC and features 2 C/O output contacts. It ensures reliable detection of residual currents, enhancing safety and preventing equipment damage by tripping circuit breakers upon fault detection. Ideal for integration into electrical distribution panels, the RH328A offers robust and precise monitoring, complying with IEC 60947-2 and IEC 60755 standards.