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- Schneider
- ATV310HU40N4A
- Variable Speed Drive
- France
- 184 × 140 × 151 mm
- 1.8 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Schneider ATV310HU40N4A is a high-efficiency variable speed drive (VSD) from the Altivar 310 series, designed for controlling three-phase asynchronous motors in industrial automation systems. It is commonly used in pumps, fans, conveyors, compressors, and general-purpose machinery where stable motor control and energy efficiency are required.
With a rated motor power of 4 kW (heavy duty) / 5.5 kW (normal duty), this drive provides reliable performance for medium industrial applications while maintaining a compact and easy-to-install design.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Schneider Electric |
| Model | ATV310HU40N4A |
| Product Type | Variable Speed Drive (VSD) |
| Dimensions | 184 × 140 × 151 mm |
| Weight | 1.8 kg |
| Input Voltage | 380–460 V AC, 3-Phase |
| Rated Motor Power | 4 kW (Heavy Duty) / 5.5 kW (Normal Duty) |
| Rated Output Current | ~12–14 A (depending on duty rating) |
| Motor Type | Three-Phase Asynchronous Motor |
| Control Method | V/F Control, Sensorless Vector Control |
| Output Frequency Range | 0.5–400 Hz |
| Communication Protocol | Modbus RTU |
| Protection Rating | IP20 |
| Cooling Method | Built-in Fan Cooling |
| Mounting Type | Panel Mount |
| Operating Temperature | -10°C to +50°C |
| Overload Capacity | Up to 150% rated current for 60 seconds |
| Application | Industrial motor speed control |
Function and Working Principle
The ATV310HU40N4A controls motor speed by adjusting output frequency and voltage supplied to the motor. This allows precise control of torque and speed depending on process requirements.
Core Functions
- Smooth motor acceleration and deceleration
- Variable speed control for process optimization
- Energy-efficient operation under variable load
- Built-in motor protection (overload, overcurrent, thermal)
- Basic automation communication via Modbus RTU
Working Principle
The drive first converts AC power into DC through a rectifier circuit. The inverter stage then generates a controlled AC output with variable frequency and voltage. By regulating frequency, the drive directly controls motor speed while maintaining stable torque and reducing mechanical stress.
Role in Industrial Automation Systems
The ATV310HU40N4A plays a key role in automation systems by:
- Matching motor speed to process demand
- Reducing energy consumption in variable-load applications
- Minimizing mechanical wear and extending equipment life
- Improving process stability and production efficiency
- Enabling integration with PLC-based control systems
It is widely used in medium-power industrial environments where reliability and efficiency are critical.
Industrial Applications
The ATV310HU40N4A is commonly used in:
- Conveyor systems
- Industrial pumps
- HVAC fans and ventilation systems
- Packaging machinery
- Material handling systems
- Compressors
- Food and beverage production equipment
- General industrial automation systems
Installation and System Integration
Proper installation ensures stable operation and long service life:
- Install vertically inside a ventilated control cabinet
- Maintain sufficient clearance for cooling airflow
- Connect to a three-phase 380–460 V supply
- Use shielded motor cables when necessary
- Configure motor parameters before commissioning
- Ensure proper grounding and EMC compliance
Correct installation improves reliability and reduces system faults.
Compatible System Components
The ATV310HU40N4A is typically integrated with:
- Schneider Electric Modicon PLC systems
- Industrial HMI operator panels
- Three-phase induction motors
- Motor protection circuit breakers (MPCB)
- Contactors and relays
- Modbus RTU communication networks
- Industrial sensors and control devices
These components form a complete and scalable automation solution.
Recommended Alternative Models
| Model | Type | Key Feature | Application |
|---|---|---|---|
| ATV310HU30N4A | VSD | 3–4 kW capacity | Lower power systems |
| ATV310HU55N4A | VSD | Higher power option | More demanding loads |
| ATV312HU40N4 | Altivar 312 | Advanced control functions | HVAC & process control |
| ATV320U40N4C | Altivar 320 | Advanced communication | Smart automation systems |
| ATV310HU37N4A | VSD | 3.7 kW compact option | Medium-light duty |
Key Advantages
- Reliable motor control for up to 5.5 kW applications
- Compact and robust industrial design (1.8 kg)
- Sensorless vector control for improved performance
- Built-in Modbus RTU communication
- Integrated motor protection functions
- Energy-efficient operation
- Easy installation and commissioning
- Suitable for OEM and industrial automation systems
Technical FAQs
What is the main function of the ATV310HU40N4A?
It controls motor speed and torque by adjusting frequency and voltage for improved efficiency and process control.
What motor power does it support?
It supports 4 kW heavy duty and 5.5 kW normal duty motors.
Does it support industrial communication?
Yes, it includes Modbus RTU communication.
Can it be used in HVAC systems?
Yes, it is commonly used in fans, pumps, and ventilation systems.
Does it provide motor protection?
Yes, it includes overload, overcurrent, undervoltage, and thermal protection.
Conclusion
The Schneider ATV310HU40N4A Variable Speed Drive is a reliable and efficient motor control solution for medium industrial applications. With flexible 4–5.5 kW capacity, sensorless vector control, integrated protection functions, and Modbus communication support, it ensures stable performance, energy savings, and long-term operational reliability.
It is an excellent choice for engineers and system integrators looking for a cost-effective and durable variable speed drive for general-purpose industrial automation systems.