The Schneider Electric VW3A7747 is a braking resistor designed for use with Altivar variable frequency drives. This component is engineered to dissipate excess energy generated during regenerative braking operations, helping to protect the drive and connected motor. It is commonly integrated into systems requiring precise speed control and frequent deceleration, such as material handling and automated manufacturing equipment.

Technical details

• Product Type: Braking Resistor
• Resistance: 2.5 Ohms
• Power Rating: 11 kW
• Enclosure Rating: IP23
• Series Compatibility: Designed for use with Schneider Electric Altivar variable frequency drives. Specific drive models should be verified against the manufacturer's documentation.
• Functionality: Dissipates regenerative energy from the drive during braking cycles.
• Construction: Robust design suitable for industrial environments.

Applications & compatibility

This braking resistor is essential for applications where Altivar drives experience significant regenerative energy, such as in elevator systems, crane controls, and high-inertia loads on packaging machinery. Its inclusion ensures the safe and efficient operation of variable speed drives in demanding industrial settings. Compatibility should always be confirmed with the specific Altivar drive model's technical documentation.

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 VW3A7747 or contact our technical team for cross-reference assistance with compatible Altivar components.