The Schneider Electric Square D ATV21HU30M3X is a variable frequency drive designed for optimizing asynchronous motor performance. This unit, originally discontinued in 2012, is configured for 4 HP applications and operates on a 200-240 VAC supply voltage. It features energy economizer profiles to enhance operational efficiency.

Technical details

• Series: Altivar 21 (ATV21)
• Motor Power Rating: 3.0 kW / 4 HP
• Supply Voltage: 200-240 VAC, 3-Phase
• Frame Size: M3 (Refer to manufacturer datasheet for exact dimensions)
• Control Type: V/f control, Sensorless Vector Control
• Enclosure Type: IP20 (Refer to manufacturer datasheet for specific environmental ratings)
• Communication Options: Modbus RTU (standard), optional communication cards available for other protocols. Verify compatibility with specific network requirements.
• Key Features: Integrated EMC filter, energy saving functions, motor thermal protection, speed regulation.

Applications & compatibility

This drive is suitable for a wide range of variable torque applications, including HVAC systems, pumps, fans, and general industrial machinery. It is designed to integrate into systems requiring precise motor speed control and energy optimization, commonly found in building automation, water treatment, and manufacturing environments.

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 Square D ATV21HU30M3X or contact our technical team for cross-reference assistance with compatible Altivar 21 series components.