Westinghouse 2606D58G19U Undervoltage Release Unit

The Westinghouse 2606D58G19U Undervoltage Release Unit is a 120V AC undervoltage release accessory for Westinghouse molded case circuit breakers, designed to trigger automatic tripping during voltage loss. It is commonly installed in switchgear assemblies, motor control centers, industrial distribution panels, manufacturing facilities, and power management systems to provide dependable undervoltage protection and remote breaker control functionality, including use in process automation equipment and electrical protection panels. The unit installs internally within Westinghouse MCCs and breaker assemblies, operates at 60 Hz, and is specified for internal breaker accessory installation as part of replacement or retrofit projects to restore legacy protections.