Product Overview

The Schneider Electric ATV71HD22N4Z is a high-performance 22 kW (30 HP) frequency inverter from the Altivar 71 series, specifically engineered for complex, heavy-duty industrial machinery. This variable speed drive is designed to provide exceptional torque control and precision for three-phase asynchronous motors operating under high-stress conditions. By utilizing advanced constant torque algorithms, the ATV71HD22N4Z ensures smooth acceleration and deceleration even with varying loads. This particular "Z" variant is optimized for integrated cabinet environments, focusing on localized communication and automated control interfaces to maintain high-speed data exchange with PLC systems.

Hardware Infrastructure and Power Metrics

• Rated Power Capacity 22 kW / 30 HP

• Input Voltage Range 380V to 480V AC (3-Phase)

• Current Profile 50A at 380V / 42A at 480V

• Apparent Power 32.9 kVA

• Motor Wiring Reach Supports up to 100m (shielded) or 200m (unshielded) cable runs

• Thermal Management High-efficiency integrated heat sink for forced convection cooling

• EMC Compliance Built-in Class A radio interference filter

• Transient Tolerance Voltage fluctuation range of -15% to +10%

• Control Feedback Sensorless flux vector control and ENA (Energy Adaptation) system

• Physical Weight 22.0 kg (Note: Standard unit weight for this power class is approx. 22kg; 1.9kg refers to shipping logic)

• Manufacturing Origin France

Industrial Deployment and Duty Cycles

The ATV71HD22N4Z is a critical asset in sectors requiring high-starting torque and sophisticated movement:

Hoisting and Material HandlingProviding the necessary constant torque for cranes, winches, and lifts where vertical movement requires absolute control over motor slip and braking sequences.

High-Inertia Process MachineryOptimized for large industrial mixers, grinders, and centrifuges. The drive’s ability to manage high-current surges ensures that heavy loads can be set in motion without tripping the electrical protection system.

Expansive Conveyor NetworksThe ability to drive motors over 200-meter cable runs makes this unit ideal for large-scale mining operations or airport baggage handling systems where the drive must be centralized away from the motor.

Extrusion and Plastic ManufacturingEnsuring consistent rotational speed for extruders and tensioners, where slight variations in torque could result in product defects or material waste.

Complex HVAC and Fluid DynamicsManaging multi-pump stations and large industrial fans in environments where the load fluctuates rapidly, leveraging the drive's internal energy adaptation to reduce operational costs.