Reliance Electric 801466-R Static Trip Unit Module is a PLC-based trip protection module used with Reliance Electric drive systems and contactors. Marketed as a Static Trip Unit Drive Board, it provides electronic sensing and trip command functionality within motor control equipment. This part serves as a replacement component in industrial switchgear, motor control centers, and panelboard assemblies to enable electronic overcurrent protection, with compatibility dependent on the associated drive board version and equipment configuration.
