Schneider Electric ATV71HD75N4Z Altivar 71 Variable Speed Drive

Product Overview

The Schneider Electric ATV71HD75N4Z stands as a powerhouse in the Altivar 71 series, specifically engineered to master high-power, constant-torque industrial applications. This drive delivers a robust 75 kW (100 HP) of power, which allows it to manage complex machinery that demands both significant starting torque and pinpoint speed regulation. Because of its legendary durability, engineers across the globe rely on the ATV71 series for high-stakes operations in material handling, hoisting, and wood processing.

Performance and Electrical Engineering

This drive targets three-phase systems operating between 380V and 480V AC, effectively providing a substantial apparent power of 109.9 kVA. To ensure stability during high-stress electrical events, the internal architecture successfully manages prospective short-circuit currents up to 22 kA. Furthermore, the drive extends its utility by offering a wide output frequency range from 0.1 to 500 Hz, which empowers technicians to perform highly specialized motor tuning. To further enhance system reliability, Schneider includes an integrated EMC filter as a standard feature to suppress electromagnetic interference.

Key Technical Specifications

• Manufacturer: Schneider Electric
• Model Number: ATV71HD75N4Z
• Product Series: Altivar 71
• Rated Power: 75 kW (100 HP)
• Input Voltage: 380V to 480V AC (3-Phase)
• Apparent Power: 109.9 kVA
• Output Frequency Range: 0.1 Hz to 500 Hz
• Short-Circuit Capacity: 22 kA
• Nominal Switching Frequency: 2.5 kHz
• Unit Weight: 32 kg (Standard chassis)
• Control Module Dimensions: 27.9 cm x 21.6 cm x 6.3 cm
• Country of Origin: France

Industrial Durability and Sustainability

The “Z” suffix in the model number carries specific significance, as it indicates that Schneider supplies this unit without a graphic display terminal. Consequently, this provides a cost-effective alternative for facilities that already utilize a central HMI or remote terminal. Beyond its immediate performance, the ATV71HD75N4Z promotes a “circular economy” by adhering to Schneider Electric’s “Use Better, Use Longer” philosophy. The rugged thermal design protects sensitive internal components, which ultimately extends the product’s operational lifespan and reduces industrial waste.

Optimized Process Control

The ATV71HD75N4Z excels particularly in high-torque scenarios where precision is non-negotiable. It maintains excellent speed accuracy and facilitates rapid response times, both of which prove essential for hoisting or heavy-duty conveyors where load shifts occur instantaneously. By exerting precise control over motor flux, the drive ensures that machinery maintains peak efficiency. In turn, this efficiency directly improves production quality while simultaneously reducing mechanical wear on the motor and drivetrain.