Single Phase Monitors


Marsh Bellofram single phase voltage monitor relays are designed to ensure the cost-effective reliable protection of critical equipment that is required to operate above a certain minimum voltage for optimum efficiency. Upon installation, the voltage monitoring relays will automatically activate or deactivate as needed to ensure continuous machinery operation at required levels.


UOA Series Single Phase Under Voltage Monitoring Relay

UOA Series Single Phase Under Voltage Monitoring Relay

The UOA Series Single Phase Under Voltage Monitoring Relay from the ATC Diversified Electronics division of Marsh Bellofram is a family of single phase voltage monitoring relays, designed to ensure the cost-effective reliable protection of critical equipment that is required […]

VBA Series Single Phase Monitoring Relay

VBA Series Single Phase Monitoring Relay

The VBA Series Single Phase Monitoring Relay from the ATC Diversified Electronics division of Marsh Bellofram is a family of single phase voltage monitoring relays, designed to ensure the cost-effective reliable protection of critical equipment that is required to continuously […]