Product Introduction
When industrial applications demand precise motor control and energy efficiency, the Schneider Electric ATV71HD30N4 variable-speed drive provides a robust solution. Part of the Altivar 71 family, the ATV71HD30N4 is engineered for complex, high-power machines requiring reliable and adaptable speed regulation. This unit operates on a 3-phase input voltage of 380 to 480 V AC and supports power outputs of 30 kW or 40 hp, making it a versatile choice for diverse industrial systems.
Technical Specifications
The ATV71HD30N4 integrates key features for demanding environments. Below are critical parameters sourced directly from the product database:
| Parameter |
Value |
| Motor Power |
30 kW / 40 hp |
| Input Voltage |
380-480 V AC, 3-phase |
| Line Current |
56 A at 480 V, 66 A at 380 V |
| Output Frequency |
0.1…599 Hz |
| Nominal Switching Frequency |
4 kHz (adjustable 1…16 kHz) |
| EMC Filter |
Integrated |
| Graphic Terminal |
Included |
| Communication Protocols |
Modbus, CANopen |
| Protection |
Overcurrent, overvoltage, undervoltage, overheating, phase loss |
| Operating Temperature |
0 to 50 °C (without derating) |
| Weight |
81.6 lb (37 kg) |
These figures confirm the ATV71HD30N4 ability to handle heavy loads while maintaining strict control. The integrated EMC filter reduces electromagnetic interference, ensuring stable operation in sensitive environments.
Industry Applications
The Schneider ATV71HD30N4 excels in applications requiring accurate torque and speed regulation. For example, in conveyor systems, it provides smooth start-up and adjustable speed to match production lines. In pump and fan applications, the drive reduces energy consumption by modulating motor speed to actual demand, directly lowering operational costs. The sensorless flux vector control (SFVC) mode delivers high torque at low speeds, ideal for hoists and cranes. Additionally, the ATV71HD30N4 supports both asynchronous and synchronous motors, expanding its utility across manufacturing, water treatment, and material handling industries.
Maintenance & Reliability
To maximize the ATV71HD30N4 service life, perform routine inspections every 6 to 12 months. Check cooling fan operation and clean the heat sink area to prevent overheating. Verify all power and control connections are tight per specified tightening torques (5.3 lbf.in for signal terminals, 106.2 lbf.in for power terminals). Monitor the drive for error codes via the included graphic terminal. The robust design, with IP20 protection and vibration resistance up to 1 gn, ensures reliability in many industrial environments. Proper preventive maintenance reduces unplanned downtime and extends equipment longevity—key factors in overall cost control.
Compatibility & Integration
The ATV71HD30N4 seamlessly integrates into existing automation systems. It features built-in Modbus and CANopen communication ports (RJ45 and SUB-D9 connectors), enabling direct connection to PLCs, HMIs, and SCADA. The drive supports multiple option cards for protocols such as EtherNet/IP, Profibus DP, DeviceNet, and more, providing flexibility for diverse network architectures. The I/O configuration includes 2 analog inputs, 1 analog output, 7 discrete inputs, and 2 relay outputs, allowing local control and feedback without additional hardware. This compatibility simplifies upgrades and reduces integration costs.
Selection Guide & Purchasing Advice
Before purchasing the ATV71HD30N4, verify your motor power rating (30 kW/40 hp), input voltage (380-480 V AC 3-phase), and required communication protocol. Ensure adequate ventilation for the drive's heat sink; minimum clearance of 100 mm above and below is recommended. The drive does not include a braking resistor; if braking torque above 30% is needed, order a resistor separately (e.g., VW3A7771 series). For reliable supply and competitive pricing, contact PLC Source PRO (visit ubest101.myshopify.com) to verify stock and technical support. Our team can assist with configuration and compatibility questions.