The Schneider Electric Altivar 71 (ATV71) variable speed drive, specifically the ATV71LD18N4Z model, is engineered for precise motor control in demanding industrial environments. This drive is part of the Altivar 71 series, known for its advanced features and robust performance in applications requiring high torque and speed regulation. The "LD" designation typically indicates a specific power and voltage configuration within the ATV71 family.

Technical Details

• Series: Altivar 71 (ATV71)
• Power Rating: 18.5 kW (25 HP)
• Voltage Class: 400V nominal (indicated by "4" in N4Z)
• Frame Size: L (indicated by "L" in LD18)
• Input Voltage: 380-460V AC, 3-phase
• Output Frequency: 0-500 Hz
• Control Methods: Vector control with flux vector, V/f control
• Communication Options: Supports various fieldbus protocols (verify specific module compatibility)

Applications & Compatibility

The Schneider ATV71LD18N4Z is well-suited for variable torque applications such as pumps, fans, and compressors, as well as constant torque applications like conveyors, extruders, and material handling systems. Its robust design makes it suitable for use in industries including manufacturing, water treatment, and general industrial automation where precise speed and torque control are critical.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider ATV71LD18N4Z or contact our technical team for cross-reference assistance with compatible Altivar 71 components.