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- Schneider
- ATV312HU75N4
- Variable Speed Drive
- France
- 232 × 172 × 180 mm
- 6.5 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Schneider ATV312HU75N4 is a high-performance Variable Speed Drive (VSD) from the renowned Altivar 312 series, engineered for precise speed control of three-phase asynchronous motors. Designed to optimize motor efficiency and process performance, this drive is widely used in industrial automation systems where reliable operation, energy savings, and flexible motor control are essential.
With a rated motor power of 7.5 kW (10 HP), the ATV312HU75N4 is suitable for a broad range of industrial applications including conveyors, pumps, ventilation systems, compressors, and material handling equipment.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Schneider Electric |
| Model | ATV312HU75N4 |
| Product Type | Variable Speed Drive (VSD) |
| Series | Altivar 312 |
| Dimensions | 232 × 172 × 180 mm |
| Weight | 6.5 kg |
| Rated Motor Power | 7.5 kW (10 HP) |
| Input Voltage | 380–500 V AC, 3-Phase |
| Input Frequency | 50/60 Hz |
| Output Voltage | 0–500 V AC |
| Output Frequency Range | 0.1–500 Hz |
| Rated Output Current | Approx. 17 A |
| Motor Control Method | V/F Control, Sensorless Vector Control |
| Overload Capacity | 150% of rated current for 60 seconds |
| Communication Protocol | Modbus RTU, CANopen |
| Protection Rating | IP20 |
| Cooling Method | Forced-Air Cooling |
| Mounting Method | Panel Mount |
| Operating Temperature | -10°C to +50°C |
| EMC Compliance | Integrated EMC Features |
| Application Environment | Industrial Automation Systems |
Function and Working Principle
The ATV312HU75N4 controls motor speed by varying the output frequency and voltage supplied to the motor. This enables operators to adjust motor performance according to process requirements while reducing energy consumption and mechanical wear.
Main Functions
- Variable motor speed regulation
- Controlled acceleration and deceleration
- Torque optimization
- Energy-saving operation
- Motor overload protection
- Process automation integration
- Reduced mechanical stress on equipment
Working Principle
The drive converts incoming AC power into DC using an internal rectifier. The DC power is then processed through an inverter section that generates adjustable-frequency AC output. By controlling output frequency and voltage, the drive accurately regulates motor speed and torque according to application demands.
Role in Industrial Control Systems
The ATV312HU75N4 serves as a critical motor control component within industrial automation architectures. It helps improve operational efficiency by:
- Optimizing motor performance
- Reducing energy consumption
- Minimizing mechanical wear
- Increasing production flexibility
- Improving process control accuracy
- Supporting predictive maintenance strategies
Its integrated communication capabilities allow seamless connectivity with supervisory control systems and PLC networks.
Industrial Applications
The Schneider ATV312HU75N4 is commonly deployed in:
- Conveyor systems
- Water treatment facilities
- Industrial pumping stations
- HVAC systems
- Air handling units
- Industrial fans and blowers
- Compressors
- Packaging machinery
- Food and beverage processing plants
- Material handling systems
- Manufacturing production lines
Installation and System Integration
Proper installation is essential for achieving maximum drive performance and service life.
Installation Guidelines
- Mount vertically inside a control cabinet
- Provide adequate ventilation clearance
- Connect to a three-phase 380–500V AC power source
- Ensure proper grounding practices
- Use shielded motor cables when required
- Configure motor parameters during commissioning
- Verify communication network settings before operation
Correct installation helps ensure reliable performance and long-term operational stability.
Compatible Components and Modules
The ATV312HU75N4 is commonly integrated with:
- Schneider Modicon PLC controllers
- Industrial HMI operator panels
- Three-phase induction motors
- Motor circuit breakers
- Electromagnetic contactors
- CANopen communication devices
- Modbus RTU networks
- Industrial Ethernet gateways
- Power monitoring modules
- Remote I/O systems
These components create a complete industrial motor control solution.
Recommended Alternative Models
| Model | Product Type | Key Advantage | Recommended Application |
|---|---|---|---|
| ATV312HU55N4 | Variable Speed Drive | 5.5 kW capacity | Medium-duty motor control |
| ATV312HD11N4 | Variable Speed Drive | 11 kW capacity | Higher power requirements |
| ATV320U75N4C | Variable Speed Drive | Advanced connectivity | Smart factory environments |
| ATV310HU75N4A | Variable Speed Drive | Cost-effective solution | General industrial automation |
| ATV340D11N4 | Process Drive | High-performance control | Complex industrial processes |
Key Advantages
- Supports motors up to 7.5 kW
- Compact industrial-grade design
- Reliable sensorless vector control
- Integrated Modbus RTU and CANopen communication
- High overload capability
- Energy-saving motor operation
- Reduced maintenance costs
- Easy commissioning and configuration
- Suitable for continuous industrial operation
Technical FAQs
What is the primary function of the ATV312HU75N4?
Its primary function is to regulate the speed and torque of three-phase AC motors by adjusting output voltage and frequency.
What motor size can this drive control?
The drive is designed for motors rated up to 7.5 kW (10 HP).
Does the ATV312HU75N4 support industrial communication protocols?
Yes. It supports Modbus RTU and CANopen as standard communication interfaces.
Can the drive help reduce energy consumption?
Yes. By matching motor speed to actual process demand, it can significantly reduce energy usage.
Is the ATV312HU75N4 suitable for pump and fan applications?
Yes. It is widely used in pumps, fans, blowers, and HVAC systems where variable speed control improves efficiency.
Conclusion
The Schneider ATV312HU75N4 Variable Speed Drive provides a reliable and efficient solution for industrial motor control applications requiring up to 7.5 kW of power. Combining advanced motor control technology, robust protection features, and flexible communication capabilities, it helps improve productivity, reduce energy costs, and enhance overall system performance.
For system integrators, OEMs, and industrial maintenance professionals, the ATV312HU75N4 remains a proven choice for modern automation and motor control projects.