ABB Inc. Three-phase Monitoring Relays CM-P Series

Three-phase Monitoring Relays Reliable monitoring of three-phase mains The reliable and continuous monitoring of three-phase networks guarantees trouble-free and economic operation of machines and installations. The most multifunctional three-phase monitoring relays in the electronic relays and controls assortment are the CM-MPS/N monitoring relays for rated voltage levels up to 820 VAC and 400 Hz. Additionally, a variety of economic and cost-efficient three-phase monitoring relays are offered in this range with specialized functionality. Most devices are available with two different terminal versions. You can choose between the proven screw connection technology (double-chamber cage connection terminals) and the completely tool-free Easy Connect Technology (push-in terminals). Main Benefits Safe and reliable monitoring of all important parameters in your three-phase network Easy Connect Technology withstands highest vibrations Easy to adjust via front face potentiometer Main Features Over-/undervoltage monitoring Phase failure detection Phase unbalance monitoring Phase sequence monitoring TRMS measuring principle Easy Connect Technology with push-in terminals