The CM-PFS.S relay is from the CM three-phase monitors range. This relay operates with a rated control supply voltage / three-phase measuring voltage of 200-500 V AC and has a 2 c/o output with contacts rated at 250 V / 4 A. The CM-PFS.S monitors the phase loss and phase sequence. The corresponding
threshold values are fixed. The device offers screw connection technology with double-chamber cage connection terminals.