The Schneider Electric Square D 8539SGT43V03 is a Type S motor starter designed for reliable motor control and protection in industrial environments. This starter is part of the 8539 series, commonly utilized in applications requiring robust overload and short-circuit protection for three-phase motors. It provides essential safety features to prevent damage from electrical faults and operational anomalies.

Technical details

• Series: Square D 8539
• Enclosure Type: Open Style (requires separate enclosure)
• Motor Starter Type: Combination Motor Starter
• Control Voltage: 110-120 VAC at 50/60 Hz
• Main Circuit Voltage: 220 VAC at 50 Hz or 240 VAC at 60 Hz
• Number of Poles: 3
• Overload Relay Type: Thermal, adjustable
• Horsepower Rating: 3 HP at 230V, 3-phase
• Amperage Rating: 15 Amps (maximum continuous)
• Interrupting Capacity: 5 kA at 240V
• Mounting: Panel mount

Applications & compatibility

This Schneider Electric Square D motor starter is suitable for direct-on-line (DOL) starting of three-phase induction motors. It is frequently specified for use in machine tools, pumps, fans, and conveyor systems where precise motor control and protection are critical. The 8539SGT43V03 is designed to integrate into control panels and motor control centers.

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 8539SGT43V03 or contact our technical team for cross-reference assistance with compatible Square D components.