Product Overview

The ATV71HD75N4 is a high-performance frequency inverter from the Altivar 71 family, specifically engineered to manage heavy-duty asynchronous and synchronous motors. Rated at 75 kW (100 HP), this variable speed drive is optimized for complex industrial machinery requiring high torque and precise speed regulation. It operates on a three-phase supply voltage ranging from 380V to 480V AC. By utilizing sophisticated control algorithms, the unit provides exceptional motor performance and energy efficiency, making it a cornerstone for sophisticated automation architectures that demand constant torque and high overload capacity.

Core Performance Metrics and Physical Properties

The ATV71HD75N4 is built for durability and high-tier electrical control, featuring an integrated graphic display for real-time monitoring and advanced diagnostics.

• Rated Power Output: 75 kW / 100 HP

• Network Input Voltage: 380...480 V AC (Three-Phase)

• Speed Control Profiles: Flux Vector Control (FVC) with sensor, Sensorless Flux Vector Control (SFVC), and Voltage/Frequency ratio

• Output Frequency Range: 0.1 to 500 Hz

• Switching Frequency: Adjustable from 1 to 16 kHz

• Integrated Protection: EMC Filter (Class A) and thermal motor protection

• Mounting Configuration: Vertical orientation (Wall-mount)

• Physical Dimensions: 27.9 x 21.6 x 6.3 cm

• Device Weight: 1.9 kg (Net) / Shipping weights may vary based on external packaging

• Communication Protocols: Modbus and CANopen integrated as standard

• IP Rating: IP20 protection for controlled cabinet environments

Strategic Deployment and Industrial Usage

This Altivar 71 series drive is particularly suited for high-torque, heavy-inertia applications where precision and reliability are non-negotiable. Its versatility allows it to excel in several key sectors:

• Material Handling: Providing smooth acceleration and deceleration for heavy-duty cranes, hoists, and long-range conveyor systems.

• Fluid Management: Managing high-capacity pumps and industrial fans with energy-saving variable flow control.

• Manufacturing Machinery: Powering mixers, extruders, and grinders where consistent torque at low speeds is essential for product quality.

• Process Engineering: Controlling high-power compressors and specialized centrifuges in chemical and pharmaceutical plants.

• Vertical Motion: Enhancing safety and efficiency in lift and elevator applications through refined brake control logic.