The Schneider Electric ATV21HD55N4 is a variable speed drive designed for motor control applications. This unit belongs to the ATV21 series, a line of drives known for their robust performance in various industrial environments. It is engineered to provide precise speed regulation for AC induction motors, making it suitable for applications requiring variable torque and speed profiles.

Technical details

• Series: ATV21
• Power Rating: 55 kW (75 HP)
• Voltage Rating: 480V AC
• EMC Filter Class: Class A
• Enclosure Type: IP20
• Motor Control Type: Variable Speed Drive
• Input Frequency: 50/60 Hz (verify with datasheet for specific range)
• Output Frequency: 0-400 Hz (verify with datasheet for specific range)

Applications & compatibility

This variable speed drive is commonly integrated into systems such as HVAC applications, pump and fan control, and general industrial machinery. Its IP20 rating suggests suitability for installation within control cabinets or enclosures where protection against solid objects greater than 12.5mm is required. Compatibility with a wide range of AC induction motors is a key feature, allowing for flexible integration into existing or new automation setups.

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 ATV21HD55N4 or contact our technical team for cross-reference assistance with compatible ATV21 series components.