Designed for variable speed drive applications within the Schneider Electric Altivar range, the VW3A7746 braking resistor provides essential dynamic braking capability. This component is engineered to dissipate excess energy generated during deceleration, preventing overvoltage within the drive system. Its robust construction and specific resistance value make it suitable for integration into demanding industrial environments.

Technical details

• Series: Altivar
• Model Number: VW3A7746
• Resistance: 5 ohms (measured at 20°C)
• Power Rating: 6.9 kW
• Enclosure Protection: IP23
• Protection Against Solid Objects: Greater than 12 mm
• Protection Against Water: Sprays up to 60 degrees from the vertical
• Compatible Drive Systems: Altivar variable speed drives (verify specific model compatibility with manufacturer datasheet)

Applications & compatibility

The VW3A7746 is commonly employed in applications requiring frequent motor deceleration or where significant inertia is present, such as in material handling systems, machine tools, and process control equipment. Its integration helps maintain stable drive operation and extends the lifespan of drive components by managing braking energy effectively.

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 7746 or contact our technical team for cross-reference assistance with compatible Altivar drive components.