The Schneider Electric ATV71HD45N4 is a powerful 45kW (60HP) variable speed drive. It belongs to the Altivar 71 series and provides high-performance motor control for 380-480V industrial applications.
The Schneider Electric ATV71HD45N4 represents a high-capacity frequency inverter within the established Altivar 71 range. This 45kW drive manages complex motor control for heavy-duty industrial environments. It provides constant torque for both asynchronous and synchronous motors. The unit operates efficiently within a 380V to 480V three-phase power supply. Engineers favor this model for high-torque applications requiring precise speed regulation.
| Parameter | Technical Detail |
| Brand | Schneider Electric |
| Model Reference | ATV71HD45N4 |
| Power Output | 45 kW (60 HP) |
| Input Voltage Range | 380…480 V AC |
| Transient Overtorque | 220% of nominal motor torque |
| Enclosure Rating | IP20 / IP21 |
| Integrated Port | Modbus and CANopen |
| Cooling System | Heatsink with forced convection |
Advanced control algorithms allow the ATV71HD45N4 to handle significant overloads. It supports up to 165% current for 60 seconds. This capability ensures stability during heavy machine startups. The drive integrates easily into PLC systems via Modbus or CANopen. Optional cards expand connectivity to include EtherNet/IP and DeviceNet. Furthermore, the master/slave function permits synchronized control across multiple drive units. These features enhance overall system uptime and process reliability.
An optional graphic terminal simplifies the commissioning process for technicians. The interface offers multi-language support and real-time diagnostic monitoring. This drive excels in the mining and metal processing sectors. It also manages large-scale pumping systems in water treatment plants. The robust design supports vertical mounting within standard control cabinets. Integrated safety functions like “Safe Torque Off” help protect personnel and machinery. Consequently, this drive remains a staple for critical infrastructure projects worldwide.
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