Product Overview

The Schneider Electric ATV71HD22N4 is a high-performance frequency inverter from the Altivar 71 series, designed to manage constant torque applications with superior precision. Rated at 22 kW (30 HP), this AC drive is specifically built for complex, heavy-duty industrial machinery that requires high torque at low speeds and sophisticated motor control algorithms. By integrating advanced flux vector control technology, the ATV71HD22N4 ensures optimal motor performance for three-phase asynchronous and synchronous motors alike. Its design prioritizes operational continuity, featuring built-in electromagnetic compatibility (EMC) filtering and robust thermal management systems to excel in high-demand environments.

Performance Specifications and Hardware Metrics

Engineered to handle significant electrical loads, the ATV71HD22N4 provides a stable power interface for high-capacity industrial motors.

• Power Rating: 22 kW / 30 HP

• Supply Voltage: 380 V to 480 V (Three-Phase)

• Apparent Power: 32.9 kVA

• Line Current: 50 A at 380 V / 42 A at 480 V

• Short-Circuit Capacity: 22 kA prospective current withstand

• Cable Flexibility: Supports up to 100m shielded or 200m unshielded motor cables

• Thermal Management: Integrated high-efficiency heat sink and internal cooling fan

• EMC Filter: Built-in Class A integrated filter

Strategic Deployment and Machine Applications

The Altivar 71 series is the industry benchmark for applications involving significant mechanical constraints and high-speed precision.

Lifting and Hoisting EquipmentThe ATV71HD22N4 is widely utilized in crane and hoist applications due to its exceptional torque symmetry and brake control management, ensuring smooth load handling and enhanced safety during vertical movement.

Complex Process MachineryIdeal for extruders, mixers, and crushers where constant torque is required despite fluctuating loads. The drive’s advanced algorithms prevent stalling and optimize energy throughput during heavy-duty cycles.

Material Handling and PalletizersIn automated logistics, this drive manages high-inertia starts and stops with ease, providing the millisecond-level responsiveness needed for high-speed sorting and packaging lines.

High-Pressure Pumping and CompressionFor industrial fluid management, the unit offers precise pressure regulation and protection against mechanical overloads, extending the lifespan of pumps and compressors in petrochemical or water treatment plants.