The Schneider Electric VW3A7807 is a braking resistor designed for use with variable frequency drives (VFDs) to dissipate excess energy generated during motor deceleration. This component is part of the Schneider Electric Altivar series, commonly integrated into industrial automation systems requiring precise motor control and energy management. Its robust construction ensures reliable performance in demanding environments.

Technical details

• Product Type: Braking Resistor
• Manufacturer Series: Altivar (implied by part number prefix and common application)
• Resistance: 3.5 Ohm
• Power Rating: 19.5 kW
• Enclosure Protection: IP20
• Functionality: Dissipates regenerative energy from VFDs during motor braking
• Application Context: Typically used with Altivar variable frequency drives to prevent overvoltage conditions during deceleration.
• Construction: Designed for industrial environments, providing a durable solution for energy dissipation.

Applications & compatibility

This braking resistor is essential for applications where frequent motor deceleration or heavy braking is required, such as in packaging machinery, material handling systems, and automated assembly lines. It ensures the stable operation of Altivar VFDs by managing regenerative power, preventing potential system faults and damage.

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 VW3A7807 or contact our technical team for cross-reference assistance with compatible Altivar drive components.