The Schneider Electric Square D 8539SDG43V81FF4T is a NEMA combination starter designed for robust motor control and protection in three-phase industrial applications. This unit integrates a motor starter with an electronic motor circuit protector, offering comprehensive safeguarding against overloads and short circuits. It is engineered to operate reliably within a maximum voltage of 600 VAC and supports a significant current rating of 45A.

Technical details

• Series: Square D 8539
• Enclosure Type: FF (likely a NEMA 1 or 12 enclosure, verify with manufacturer datasheet)
• Voltage Rating: 600 VAC maximum
• Current Rating: 45A
• Motor Starter Type: Combination Starter with Electronic Motor Circuit Protector
• Number of Poles: 3 (implied by three-phase application and standard starter configuration)
• Control Circuit Voltage: V81 (specific control voltage code, verify with manufacturer datasheet)
• Terminal Type: T (specific terminal type code, verify with manufacturer datasheet)

Applications & compatibility

This Schneider Electric Square D combination starter is suitable for direct-on-line (DOL) starting of three-phase motors in demanding industrial environments. It is commonly employed in applications such as pump controls, fan systems, conveyor belts, and general machinery where reliable motor protection and control are paramount. Its NEMA rating ensures suitability for various industrial settings.

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 8539SDG43V81FF4T or contact our technical team for cross-reference assistance with compatible Square D components.