AU38 - Square D Thermal Overload Heater Element 29.2-30.8A 600V Motor Control

AU38

AU38 is a Square D thermal overload heater element designed for use in motor control applications. This heater provides reliable protection for motors by monitoring current and tripping the circuit in the event of an overload condition. It is compatible with Square D Type S and Class 8536/8538 starters, making it a direct replacement for existing units in NEMA-rated systems. The AU38 heater element is constructed for durability and precise trip accuracy, ensuring motors are protected from excessive heating due to prolonged overcurrents. It features a melting alloy design that is ambient insensitive and self-powered, with a visible trip indication for easy troubleshooting. The heater is designed for use in systems with a maximum voltage of 600V AC and is suitable for both new installations and replacements.

• Part Number: AU38
• Manufacturer: Square D
• Category: Motor Control
• Heater Type: Thermal Overload
• Amperage Range: 29.2-30.8A
• Voltage Rating: 600V AC
• Compatible Starters: Type S, Class 8536, Class 8538
• Mounting Type: NEMA Type S Starter
• Series/Frame: Type S
• Interrupt Rating: 600V AC
• Self-Powered
• Visible Trip Indication

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Specifications

• Part Number: AU38
• Manufacturer : Square D
• Brand : Square D
• Category : Motor Control
• Item Subcategory : Heater Element
• Voltage : 600
• Amperage : 800
• Phase : 3
• Poles : 3
• AIC rating : 65kA@480V
• Connection : Bolt-On
• Functions : LSH - Long-Time, Short-Time and High-Range Instantaneous
• Protection : Solid State

Product Data

• Weight : 3