The Model DPR175A Phase Voltage Monitoring Relay (3 Phase) from the ATC Diversified Electronics division of Marsh Bellofram Corporation is a high-performance voltage and phase monitoring relay designed to protect industrial machinery, motors, and pumps against premature equipment failure caused...
The Model DPR350B DIN rail mount voltage phase monitor from the ATC Diversified Electronics division of Marsh Bellofram is designed to monitor under voltage, over voltage, frequency shift, imbalance, phase loss and phase sequence for three-phase, three-wire and three-phase, four-wire...