Description:

The Schneider Electric ATV71HD18N4Z AC Drive is a variable frequency drive used in industrial motor control systems to regulate speed and torque of three-phase motors. Commonly installed in conveyors, cranes, pumps, compressors, and heavy-duty machinery where precise motor control is required. Maintenance teams and system integrators use this drive for replacement, retrofit, and system upgrades to improve efficiency and control in industrial applications.

Applications:

The Schneider Electric ATV71HD18N4Z drive is widely used in industrial automation environments requiring high-performance motor control and dynamic response. It is deployed in manufacturing plants, material handling systems, hoists, mixers, and packaging machinery to control asynchronous and synchronous motors. With advanced control modes and communication capabilities, this drive enables smooth operation, energy efficiency, and precise control in demanding industrial processes.

Technical Specifications:

• Manufacturer: Schneider Electric
• Model / Part Number: ATV71HD18N4Z
• Product Type: AC Variable Frequency Drive (VFD)
• Series: Altivar 71
• Motor Power Rating: 18.5 kW / 25 HP
• Input Voltage: 380–480 VAC, 3-phase
• Apparent Power: ~29.9 kVA
• Output Current: Approx. 34–37 A
• Output Frequency Range: 0.1–500 Hz
• Overload Capacity: 150% for 60 seconds
• Control Methods: V/F, sensorless vector, closed-loop vector
• Communication: Modbus and CANopen (built-in), optional fieldbus modules
• Cooling Method: Fan-cooled
• Mounting: Panel mount (IP20)
• Weight: Approx. 15 kg
• Application: Industrial motor speed and torque control

Common Replacements:

• Schneider Electric ATV930D18N4
• Schneider Electric ATV71HD22N4Z
• Schneider Electric ATV320D18N4C