The Schneider Electric ATV21WD75N4 is a variable speed drive designed for precise control of three-phase AC motors in demanding industrial environments. This unit is part of the Schneider Electric Altivar 21 series, known for its energy efficiency and robust performance in applications such as HVAC systems and pump control. Its design focuses on optimizing motor performance while reducing energy consumption.

Technical Details

• Series: Altivar 21 (ATV21)
• Voltage Rating: 75 kW (approximately 100 HP) motor rating, typically designed for 380-460V three-phase input power.
• Frame Size: Specific frame size information should be verified against the manufacturer's datasheet.
• Control Type: Vector control and V/f control capabilities for versatile motor management.
• Enclosure Type: Designed for wall mounting, often with an IP20 or IP21 rating depending on specific configuration.
• Communication Protocols: Supports Modbus RTU as a standard communication protocol, with options for other fieldbus networks.
• Overload Capacity: Capable of handling motor overloads for short durations, crucial for applications with fluctuating loads.
• Integrated Features: May include built-in EMC filtering and soft starter functions depending on the exact sub-model.

Applications & Compatibility

This drive is commonly deployed in commercial buildings and industrial facilities for controlling pumps, fans, and other variable torque loads. Its compatibility extends to HVAC systems, water treatment plants, and material handling equipment where precise speed adjustment and energy savings are paramount. The ATV21WD75N4 is engineered to integrate seamlessly into existing automation architectures.

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 ATV21WD75N4 or contact our technical team for cross-reference assistance with compatible Altivar series components.