GIC brings you a unique 3-phase 3-wire voltage monitoring relay series in a slim 17.5mm size with one changeover best suitable for your HVAC applications. The range covers protection against Phase sequence, Phase asymmetry, Phase loss, Under voltage and Over voltage fault conditions. The wide, selectable nominal voltage range from 208 to 480 V AC brings versatility to the product. With IP20 protection on terminals, CE and RoHS compliance, makes this series an excellent protection device to safeguard your valuable equipments.