The Schneider Electric ATV21WU55N4C is a variable speed drive from the Altivar 21 series, engineered for precise control of asynchronous motors. This unit is specifically designed for HVAC applications, offering integrated energy-saving features and advanced control algorithms to optimize pump and fan performance. Its robust construction and reliable operation make it suitable for demanding environments where consistent motor speed regulation is critical.

Technical details

• Series: Altivar 21 (ATV21)
• Motor Power Rating: 5.5 kW (7.5 HP)
• Input Voltage: 400/460V AC (3-phase)
• Control Type: Scalar control, Energy Saver Mode, Flux Vector Control
• Enclosure Type: IP20
• Mounting Type: Wall-mount
• Operating Temperature Range: -10°C to 50°C
• Harmonic Distortion: Integrated filter for reduced harmonic distortion

Applications & compatibility

This variable speed drive is commonly deployed in building automation systems for controlling pumps, fans, and other HVAC equipment. Its compatibility extends to various industrial applications requiring variable speed motor control, such as ventilation systems, water circulation pumps, and air handling units. The ATV21WU55N4C facilitates efficient operation and reduced energy consumption in these systems.

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 Electric ATV21WU55N4C or contact our technical team for cross-reference assistance with compatible Altivar components.