The Schneider Electric VW3A7701 is a braking resistor designed for use with the ATV61 and ATV71 series of variable frequency drives. This accessory plays a critical role in dissipating regenerative energy generated during motor deceleration, preventing overvoltage conditions and ensuring the safe and efficient operation of your drive system. It is engineered to manage the specific electrical demands of these drive families.

Technical details

• Series Compatibility: ATV61, ATV71
• Function: Braking resistor for energy dissipation
• Purpose: Manages regenerative energy during motor braking
• Benefit: Prevents overvoltage conditions in the drive DC bus
• Construction: Designed for industrial environments
• Voltage Rating: Refer to manufacturer datasheet for specific voltage class.
• Resistance Value: Refer to manufacturer datasheet for specific resistance (Ohms).
• Power Dissipation: Refer to manufacturer datasheet for continuous and peak power ratings.

Applications & compatibility

This braking resistor is essential for applications involving frequent motor starts and stops, or where significant regenerative energy is produced, such as in material handling systems, elevators, cranes, and high-inertia loads. It ensures optimal performance and longevity of Schneider Electric ATV61 and ATV71 drives in demanding industrial environments.

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 VW3A7701 or contact our technical team for cross-reference assistance with compatible ATV61/71 components.