The Schneider Electric Square D 8539SGA53V03 is a combination magnetic motor starter designed for reliable and efficient AC squirrel cage motor control. This unit integrates a magnetic contactor and an overload relay into a single enclosure, providing both motor starting and overload protection. It is engineered for applications requiring safe and controlled motor operation within industrial and commercial building environments.

Technical details

• Series: Square D 8539 Combination Magnetic Starter
• Type: Combination Magnetic Motor Starter
• Motor Control Type: AC Squirrel Cage Motor Starting
• Enclosure Type: NEMA 1 (General Purpose Indoor)
• Contactor Rating: Typically rated for specific horsepower and voltage, consult datasheet for exact values.
• Overload Relay Type: Thermal overload relay with adjustable trip settings.
• Control Voltage: The 'V03' in the part number often indicates a specific control voltage, but this requires verification against the manufacturer's datasheet.
• Amperage Rating: The 'SGA' designation suggests a specific frame size and amperage capability, which should be confirmed with the datasheet.

Applications & compatibility

This Schneider Electric Square D motor starter is suitable for use in various industries including construction, infrastructure projects, and commercial office buildings. It is commonly employed in building automation systems, HVAC equipment, pump controls, and other applications where reliable AC motor starting and protection are essential. Compatibility should be verified for specific motor sizes and electrical system requirements.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider Electric Square D 8539SGA53V03 or contact our technical team for cross-reference assistance with compatible motor control components.