The Schneider Electric ATV71HC11N4 is a powerful 110kW (150HP) Variable Speed Drive. It belongs to the Altivar 71 high-power range for 380-480V industrial motor applications.
The Schneider Electric ATV71HC11N4 is a high-performance 110kW frequency inverter within the Altivar 71 series. This drive provides superior control for three-phase asynchronous motors in heavy industrial settings. It operates reliably on a 380V to 480V power supply. Moreover, the unit features a built-in EMC filter to ensure electromagnetic compatibility. This model excels in high-torque applications requiring precise speed regulation. Note that “HC” models represent the high-power range of this series.
| Feature | Detailed Specification |
| Manufacturer | Schneider Electric |
| Model Number | ATV71HC11N4 |
| Motor Power (Normal Duty) | 110 kW (150 HP) |
| Motor Power (Heavy Duty) | 90 kW (125 HP) |
| Input Voltage Range | 380…480 V AC |
| Continuous Current | 215 A at 380 V |
| Maximum Transient Current | 322 A for 60 seconds |
| Communication Protocols | Modbus and CANopen (Standard) |
Technicians benefit from a sophisticated dual-display system for parameter management. The primary graphic terminal shows full descriptive text for every setting. Simultaneously, the embedded 4-digit display presents concise numerical codes. This parallel structure speeds up the commissioning process for engineering teams. Furthermore, the drive supports complex macros for specific industrial workflows. Users can easily navigate braking controls and custom motor curves through the menu. This logical architecture ensures consistent setup across various power ratings.
Advanced integration options allow the ATV71HC11N4 to join modern automation networks. It supports optional cards for Profibus DP, DeviceNet, and EtherNet/IP. Additionally, the drive incorporates extensive hardware safeguards for the motor and electronics. Thermal sensors and overcurrent monitors prevent equipment failure during peak loads. The forced convection cooling system maintains safe operating temperatures in enclosures. Consequently, these features maximize system uptime in critical manufacturing environments.
Heavy-duty machinery across diverse sectors relies on the power of this drive. It performs exceptionally well in mining, metal processing, and lifting applications. The unit also manages large-scale ventilation systems and pumping stations. Its robust design withstands the vibrations and stresses of industrial plants. Furthermore, the vertical mounting format optimizes cabinet space in control rooms. The ATV71HC11N4 remains a standard choice for high-power, constant-torque motor control.
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