Our advantage
Global Logistics
We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
Brand new and original
Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
| Company Information | |||
| [email protected] | |||
| Mobile | +8615980777398 | ||
| +8615980777398 | |||
| 15980777398 |

The Schneider ATV71HU30N4 is an Altivar 71 variable speed drive used to regulate the operation of motor-driven equipment in industrial automation and process applications. It forms the electrical control stage between the incoming power system and the connected motor, allowing machine speed and operating response to be adjusted according to the application.
Unlike a conventional fixed-speed motor connection, a variable speed drive gives the control system a way to manage how the motor accelerates, decelerates, and operates under changing process conditions. This is useful when a machine needs different operating speeds during production, controlled starting, or coordinated movement with other equipment.
The ATV71HU30N4 can be incorporated into machinery such as conveyors, pumps, fans, material-handling systems, packaging equipment, and general production machinery. In a complete installation, the drive works together with the motor, machine controller, operator interface, protection equipment, and mechanical load.
| Parameter | Specification |
|---|---|
| Product Model | ATV71HU30N4 |
| Product Type | Altivar 71 Variable Speed Drive |
| Product Family | Altivar |
| Series | Altivar 71 |
| Drive Function | Variable Speed Motor Control |
| System Role | Motor Speed and Torque Control |
| Control Method | Electronic Variable-Frequency Motor Control |
| Application | Industrial Motor Drives |
| Motor Interface | Three-Phase Motor |
| Control Function | Speed, Acceleration and Deceleration Regulation |
| System Integration | Industrial Machine Control System |
| Component Type | Variable Speed Drive |
| Installation | Industrial Control Cabinet / Motor Control Equipment |
| Dimensions | 260 × 155 × 187 mm |
| Weight | 4 kg |
The ATV71HU30N4 regulates the electrical output supplied to the connected motor according to the commanded operating condition. A speed reference or operating command comes from the machine-control arrangement, operator interface, or applicable drive control interface. The drive then regulates the motor supply so that the motor responds to the required operating profile.
Power Supply → ATV71HU30N4 → Controlled Motor Output → Motor → Mechanical Load
During startup, the drive controls the transition from stopped condition toward the commanded speed instead of applying the motor to the process as a simple uncontrolled fixed-speed load. During normal operation, the output is adjusted according to the required speed and operating condition. When the machine needs to slow down or stop, the drive manages the corresponding deceleration sequence according to its configuration.
The drive can also exchange status and control information with the wider automation system. This allows a PLC, HMI, or other control equipment to issue operating commands and monitor the drive’s condition.
The actual machine response depends on the complete system. Motor characteristics, mechanical load, transmission components, control parameters, and operating commands all influence the result. For replacement work, these elements should therefore be checked together rather than selecting a drive solely by physical compatibility.
The ATV71HU30N4 occupies the drive layer between the machine-control system and the motor. It converts operating commands into controlled motor power and provides drive status information back to the surrounding automation architecture.
| System Layer | Typical Component | Function |
|---|---|---|
| Supervisory Layer | HMI / Operator Interface | Provides operator commands and displays machine and drive status |
| Control Layer | PLC / Machine Controller | Generates speed references, start/stop commands, and process logic |
| Drive Layer | ATV71HU30N4 | Regulates electrical power supplied to the motor |
| Motor Layer | Three-Phase Motor | Converts electrical power into mechanical rotation |
| Mechanical Layer | Coupling / Gearbox / Transmission | Transfers motor torque and movement to the machine |
| Machine Load | Conveyor / Pump / Fan / Production Equipment | Performs the required industrial process |
| Feedback / Monitoring | Sensors / Drive Status Signals | Provides operating information to the control system |
| Application | Drive Role |
|---|---|
| Conveyor Systems | Adjusts motor speed to match material transport requirements |
| Pumping Equipment | Regulates motor operation according to process demand |
| Industrial Fans | Controls variable-speed airflow and ventilation equipment |
| Material Handling | Provides controlled movement for transport and positioning machinery |
| Packaging Machinery | Coordinates motor speed with machine operating cycles |
| Production Machinery | Controls motor-driven mechanisms within manufacturing equipment |
| Process Equipment | Adjusts motor operation to changing process requirements |
| Automated Machinery | Integrates motor-speed control with PLC and machine-control functions |
| Component | Function in the System |
|---|---|
| Three-Phase Motor | Converts controlled electrical power into mechanical rotation |
| Schneider Altivar 71 Control System | Provides the variable-speed drive platform |
| PLC / Machine Controller | Generates motor-control commands and process logic |
| HMI | Provides operator control and drive-status information |
| Motor Power Cable | Connects the drive output to the motor |
| Motor Protection Equipment | Provides applicable protection for the motor circuit |
| Mechanical Coupling | Transfers motor rotation to the driven mechanism |
| Gearbox | Adapts motor speed and torque to the machine requirements |
| Process / Speed Sensor | Provides operating information where feedback is used |
| Control Cabinet | Houses the drive and associated electrical control equipment |
| Model | Product Type | Typical Relationship |
|---|---|---|
| Schneider Altivar 71 Series | Variable Speed Drive | Same drive family |
| Schneider ATV71HU22Y | Altivar 71 Variable Speed Drive | Related Altivar 71 drive model |
| Schneider ATV71 Series Drives | Variable Speed Drive | Related motor-control platform |
| Schneider Altivar Motor Drives | Variable Speed Drive | Related industrial drive family |
| Schneider Altivar Control Accessories | Drive Control Hardware | Associated drive-system components |
The ATV71HU30N4 is a variable speed drive used to regulate the operation of a connected motor. It controls the electrical motor supply according to the required speed and machine operating conditions.
The incoming electrical supply, motor characteristics, control wiring, drive parameters, machine load, command source, and applicable communication or feedback arrangements should be checked. Physical mounting compatibility alone is not sufficient for selecting a replacement.
The drive uses motor-related configuration information as part of its control operation. Incorrect or incomplete settings can affect starting behavior, speed response, current behavior, and fault conditions, so the replacement should be configured according to the installed motor and machine documentation.
Check the speed reference, command source, drive status, configured limits, motor parameters, mechanical load, and any active drive fault or protection condition. The motor and driven mechanism should also be checked for mechanical resistance or other abnormal conditions.