The Schneider Electric Altivar 71 ATV71HU55N4 is a high-performance variable frequency drive (VFD) designed for precision motor control in industrial and commercial applications. Rated at 7.5 HP (5.5 kW) and compatible with 380–480 V 3-phase systems, this drive supports vector and flux control modes for smooth speed, torque, and acceleration management.
This unit is the Telemecanique-branded version manufactured by Schneider Electric, part of the premium Altivar 71 series known for reliability and flexibility in demanding environments.
Brand: Schneider Electric / Telemecanique
Model: Altivar 71 – ATV71HU55N4
Power Rating: 5.5 kW / 7.5 HP
Voltage: 380 – 480 V AC, 3-Phase
Output Current: 14.3 A nominal
Frequency Range: 0 – 599 Hz
Control Types: Sensorless Vector, Flux Vector, and Standard V/F
Interface: Full keypad with LCD display, F1–F4 soft keys, and integrated RUN/STOP controls
Communication Ports: Built-in Modbus / CANopen
Protective Features: Overcurrent, overvoltage, motor overload (Class 10), and short-circuit protection (5 kA)
Mounting: Panel / Chassis mount (IP20 open-style)
Weight: ≈ 13 lb (6 kg)
Used – clean and complete unit in good physical condition with minor cosmetic wear from storage. Drive was removed from a working environment and is ready for re-integration or bench testing.
Industrial automation and OEM systems
Pump and fan speed control
Conveyor, mixer, and compressor drives
HVAC, process, and manufacturing equipment
Machine retrofit or replacement projects