Schneider Electric's Telemecanique ATV-21WD18N4 variable speed drive is engineered for demanding industrial environments. This unit, part of the established Altivar 21 series, delivers 18.5 kW (25 HP) of power and operates on a 480V, three-phase electrical supply. Its integrated EMC filter, Class A, ensures stable performance by mitigating electromagnetic interference, making it suitable for sensitive control systems.

Technical Details

• Series: Altivar 21 (ATV-21)
• Power Rating: 18.5 kW
• Horsepower Rating: 25 HP
• Input Voltage: 480V, 3-Phase
• EMC Filter Class: Class A
• Control Type: Variable Speed Drive
• Mounting: Wall-mount configuration indicated by 'W' in part number
• Terminal Block Type: Screw terminals

Applications & Compatibility

The ATV-21WD18N4 is commonly deployed in applications requiring precise motor speed control, such as HVAC systems, pump and fan control, and material handling equipment. Its robust design and EMC filtering make it a reliable choice for manufacturing facilities, processing plants, and building automation systems where consistent operation is critical.

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 Telemecanique ATV-21WD18N4 or contact our technical team for cross-reference assistance with compatible Altivar series components.