The Schneider Electric Altivar 21W (ATV21W) variable speed drive is engineered for precise control of asynchronous motors in demanding environments. With a substantial 22 kW (30 HP) power rating, this drive is well-suited for applications requiring robust motor speed regulation, such as those found in water and wastewater treatment facilities, HVAC systems, and various industrial process lines. Its design emphasizes efficiency and reliability for continuous operation.

Technical Details

• Series: Altivar 21W (ATV21W)
• Power Rating: 22 kW / 30 HP
• Voltage Class: 400V AC
• Integrated EMC Filter: Class B
• Control Method: Vector control for asynchronous motors
• Mounting Type: Wall-mounted
• Enclosure Rating: IP54
• Frequency Output: 0.1 to 400 Hz

Applications & Compatibility

This variable speed drive is commonly deployed in systems requiring variable flow or speed, including pump and fan control in HVAC applications, variable speed conveyors, and process control loops in manufacturing. Its IP54 rating makes it suitable for environments where dust and water ingress are concerns, such as water treatment plants or food processing facilities.

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 ATV21WD22N4C or contact our technical team for cross-reference assistance with compatible Altivar components.