Westinghouse Electric IQ-504A Modular Overload Relay

Description:

The Westinghouse IQ-504A Modular Overload Relay is used in industrial motor control systems to provide thermal overload protection and current monitoring for electric motors and automated equipment. Commonly installed in motor starters, motor control centers, industrial automation panels, and manufacturing machinery where dependable overload protection and motor safeguarding are required. Maintenance teams, electricians, and system integrators use this overload relay for replacement of failed protection modules, motor control upgrades, and preventative maintenance of industrial electrical systems.

Applications:

The Westinghouse IQ-504A modular overload relay is commonly used in conveyor systems, pumps, compressors, HVAC equipment, processing machinery, and manufacturing automation applications where reliable motor overload protection and current sensing are critical for safe and continuous equipment operation.

Technical Specifications:

• Brand: Westinghouse / Cutler-Hammer
• Part Number: IQ-504A
• Alternate Part Number: IQ504A
• Style Number: 9966D63
• Product Type: Modular Overload Relay
• Relay Series: IQ 500
• Application: Industrial motor protection systems
• Function: Thermal overload and current protection
• Compatible Equipment: Motor starters and motor control centers
• Installation Type: Panel or starter mounted
• Usage Environment: Commercial and industrial electrical systems
• Designed For: Motor protection and automation control applications
• Construction: Modular industrial relay assembly

Common Replacements:

• Eaton IQ-504A
• Cutler-Hammer IQ500 Relay
• Allen-Bradley 193-EEFD