Schneider Electric ATV71HU55N4 - 5.5kW Variable Speed Drive

Key Technical Data

• Brand & Model: Schneider Electric ATV71HU55N4
• Product Series: Altivar 71 Variable Speed Drive
• Motor Power: 5.5 Kilowatts / 7.5 Horsepower
• Input Voltage: 380 to 480 Volts AC, 3-Phase
• Output Current: 11A @ 460V, 14.3A @ 380V
• Frequency Range: 0.1 Hertz to 599 Hertz
• Control Mode: Sensorless Flux Vector Control (SFVC)

Top Product Features

• High torque accuracy of +/-5% with encoder feedback.
• Wide speed range from 1:100 to 1:1000 for flexible control.
• Built-in EMC filter reduces electrical noise for clean operation.
• Integrated heat sink keeps the drive cool during heavy use.
• Supports both asynchronous and synchronous motor types.
• Fast switching frequency up to 16 kHz for smooth motor performance.

Environment & Durability

• Working Temperature: -10°C to +50°C (14°F to 122°F).
• Storage Temperature: -25°C to +70°C (-13°F to 158°F).
• Protection Class: IP20 enclosure for indoor use.
• Safety Standards: Complies with CE, UL, and CSA.
• Works well at heights up to 1000 meters above sea level.
• Strong design resists vibration and shock in tough places.

Professional FAQ

• Q: Can I use this drive for a pump or fan application?
  A: Yes, the ATV71HU55N4 is perfect for pumps, fans, and conveyors.
• Q: What is the nominal switching frequency?
  A: The standard switching frequency is 4 kHz for quiet operation.
• Q: Does this model have Safe Torque Off (STO) safety?
  A: Yes, it includes a safety input for STO function (ISO 13849-1).
• Q: What communication cards can I add?
  A: You can add cards for Profibus DP, Ethernet/IP, Modbus TCP, and more.
• Q: What is the transient over-torque capability?
  A: It provides 170% over-torque for 60 seconds to start heavy loads.

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