Westinghouse IQ502A Motor Protection Relay

Westinghouse IQ502A Motor Protection Relay provides reliable overload protection and fault monitoring for industrial motor control systems. This panel-mount unit (Part Number IQ502A, Model A) supports up to 1000 V and uses a 110–120 V coil, making it suitable for integration with motor starters and control systems in commercial and industrial electrical environments. It is commonly installed in motor control centers, automation panels, conveyors, pumps, compressors, HVAC equipment, and other processing machinery where continuous operation and safeguarding of electrical equipment are critical. For reference, common replacements include Eaton IQ502A, Cutler-Hammer IQ500 Relay, and Allen-Bradley 193-ECM-ETR.