Description

Functional Overview

The Schneider Electric ATV71HD22N4 serves as a high-performance frequency inverter within the established Altivar 71 family. This specific module is engineered to provide sophisticated control for three-phase asynchronous motors in demanding industrial environments. By utilizing advanced flux vector control algorithms, the drive ensures exceptional torque performance and speed precision. Consequently, it excels in managing complex machinery that requires high constant torque and significant overloads. Furthermore, the unit features an integrated EMC filter to mitigate electromagnetic interference, while the heavy-duty heat sink maintains thermal stability during continuous high-load operations.

Technical Specifications

• Brand: Schneider Electric
• Series: Altivar 71 (ATV71)
• Model Number: ATV71HD22N4
• Motor Power: 22 kW (30 HP)
• Input Voltage: 380V to 480V AC (Three-Phase)
• Line Current: 50A at 380V / 42A at 480V
• Apparent Power: 32.9 kVA
• Short-Circuit Current: 22 kA prospective line Isc
• Output Frequency: 0.1 to 599 Hz
• Enclosure Rating: IP20
• Cable Limits: 100m (shielded) / 200m (unshielded)
• Dimensions: 230 x 400 x 213 mm (Standard unit size)
• Net Weight: 19.0 kg

Operational Applications

Industrial engineers typically deploy the ATV71HD22N4 in applications where precision and reliability are non-negotiable. Because of its robust power handling, the drive is frequently found in lifting equipment, material handling systems, and process-heavy wood or metal machinery. Additionally, the unit facilitates seamless integration into wider automation architectures through its compatibility with various PLC systems and communication protocols. Since the drive prioritizes energy efficiency, it effectively reduces operational costs by optimizing motor power consumption based on real-time load requirements.

Diagnostics and System Safety

Safety remains a core component of the ATV71HD22N4 design. The drive incorporates comprehensive monitoring systems to detect overcurrent, thermal overload, and phase loss. Moreover, these diagnostic tools provide real-time feedback to operators, which significantly reduces troubleshooting time and prevents unexpected hardware failure. Therefore, the implementation of this drive enhances overall plant productivity by ensuring the longevity of both the power electronics and the connected motor assets.