Part of the Schneider Electric Altivar 21 series, the ATV21WD55N4 variable speed drive is engineered for robust performance in demanding industrial environments. This drive is designed to control motor speed and torque, offering precise management for applications requiring variable output. Its 55 kW (75 HP) power rating and 480V nominal voltage make it suitable for medium to heavy-duty machinery.

Technical details

• Series: Altivar 21 (ATV21)
• Power Rating: 55 kW (75 HP)
• Nominal Voltage: 480V AC
• Integrated EMC Filter: Class A
• Enclosure Type: Designed for specific mounting configurations (verify datasheet for exact dimensions and mounting details)
• Control Method: Vector control (likely, verify datasheet for specific modes)
• Frequency Output: Up to 500 Hz (verify datasheet for exact range)
• Protection Features: Overload, overvoltage, undervoltage, short circuit, phase loss, and thermal protection (verify datasheet for complete list)

Applications & compatibility

The Schneider Electric ATV21WD55N4 is commonly deployed in applications such as HVAC systems, pumps, fans, and material handling equipment. Its integrated EMC filter ensures compatibility with sensitive control systems and compliance with industrial electromagnetic interference standards. This drive is suitable for use in environments requiring precise motor speed control and energy efficiency.

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 ATV21WD55N4 or contact our technical team for cross-reference assistance with compatible Altivar components.