Designed for building HVAC applications, the Schneider Electric Altivar 21W (ATV21W) variable speed drive is engineered for variable torque loads. This 22 kW (30 HP) drive operates on a 480 V power supply and incorporates a Class A EMC filter to ensure electromagnetic compatibility. The ATV21WD22N4 model is specifically configured for optimal performance in pump and fan control scenarios.

Technical Details

• Series: Altivar 21W (ATV21W)
• Power Rating: 22 kW (30 HP)
• Voltage Class: 480 V AC
• Input Frequency: 50/60 Hz (configurable)
• Output Frequency: 0 to 500 Hz
• Control Type: Sensorless Vector Control
• EMC Filter: Class A
• Protection Rating: IP20 (enclosure)
• Mounting Type: Wall-mounted

Applications & Compatibility

This variable speed drive is ideal for controlling variable torque loads such as centrifugal pumps and fans commonly found in commercial buildings, HVAC systems, and water management applications. Its robust design and integrated features ensure reliable operation in demanding environments. The ATV21W series is compatible with various motor types and control schemes, offering flexibility for system integration.

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 ATV21WD22N4 or contact our technical team for cross-reference assistance with compatible Altivar components.