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- Schneider
- ATV310HU55N4A
- Variable Speed Drive
- France
- 184 × 140 × 151 mm
- 1.8 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Schneider ATV310HU55N4A is a powerful and compact variable speed drive (VSD) from the Altivar 310 series, designed for efficient control of three-phase asynchronous motors. It is commonly applied in industrial automation, including pumps, fans, conveyors, compressors, and general machinery requiring stable motor performance and energy-efficient operation.
With a rated motor power of 5.5 kW (normal duty) / 4 kW (heavy duty), this model ensures reliable operation for medium-duty industrial applications, combining compactness with high-performance motor control.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Schneider Electric |
| Model | ATV310HU55N4A |
| 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 | 5.5 kW (Normal Duty) / 4 kW (Heavy Duty) |
| Rated Output Current | ~14–15 A (depending on duty class) |
| 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 | 150% rated current for 60 seconds |
| Application | Industrial Motor Speed Control |
Function and Working Principle
The ATV310HU55N4A allows precise motor speed and torque control by adjusting the output frequency and voltage supplied to the motor. It ensures smooth operation while optimizing energy efficiency.
Core Functions
- Smooth motor start and stop
- Adjustable motor speed and torque
- Energy-efficient operation under variable load
- Motor protection: overload, overcurrent, thermal
- Integration into automation systems via Modbus RTU
Working Principle
The drive converts incoming AC power into DC via a rectifier, then generates variable-frequency AC through an inverter. Adjusting frequency and voltage enables precise speed control, torque stability, and reduced mechanical stress on motors.
Role in Industrial Automation Systems
The ATV310HU55N4A enhances industrial automation by:
- Matching motor speed to operational requirements
- Reducing energy consumption in variable-load systems
- Extending equipment lifetime by minimizing mechanical stress
- Improving process stability and production efficiency
- Allowing integration with PLC-based control systems
Its robust performance suits medium-duty industrial applications with consistent operational demands.
Industrial Applications
This drive is widely used in:
- Conveyor systems
- Industrial pumps and compressors
- HVAC fans and ventilation units
- Packaging machinery
- Material handling systems
- Food and beverage processing equipment
- Textile and light manufacturing machinery
- General industrial automation
Installation and System Integration
To ensure reliable operation:
- Mount vertically inside a ventilated control cabinet
- Maintain clearance for proper airflow
- Connect to a three-phase 380–460 V supply
- Use shielded motor cables if needed
- Configure motor parameters before start-up
- Ensure grounding and EMC compliance
Proper installation ensures long-term operational stability and safety.
Compatible System Components
The ATV310HU55N4A integrates with:
- Schneider Electric Modicon PLC systems
- Industrial HMI panels
- Three-phase induction motors
- Motor protection circuit breakers (MPCB)
- Contactors and relays
- Modbus RTU communication networks
- Sensors and industrial control devices
These components create a complete, scalable automation solution.
Recommended Alternative Models
| Model | Type | Key Feature | Application |
|---|---|---|---|
| ATV310HU40N4A | VSD | 4–5.5 kW capacity | Medium-power systems |
| ATV310HU75N4A | VSD | Higher power option | More demanding loads |
| ATV312HU55N4 | Altivar 312 | Advanced control features | HVAC & process control |
| ATV320U55N4C | Altivar 320 | Advanced communication | Smart automation systems |
| ATV310HU37N4A | VSD | 3.7 kW compact option | Medium-light duty |
Key Advantages
- Reliable motor control for 4–5.5 kW applications
- Compact and lightweight design (1.8 kg)
- Sensorless vector control for enhanced performance
- Built-in Modbus RTU communication
- Integrated motor protection (overload, overcurrent, thermal)
- Energy-efficient operation
- Easy installation and commissioning
- Suitable for OEM and industrial automation
Technical FAQs
What is the main function of the ATV310HU55N4A?
It provides precise motor speed and torque control for energy-efficient and reliable operation.
What motor power does it support?
It supports 5.5 kW normal duty and 4 kW heavy duty motors.
Does it support industrial communication?
Yes, it includes Modbus RTU communication.
Can it be used in HVAC systems?
Yes, it is suitable for fans, pumps, and ventilation systems.
Does it provide motor protection?
Yes, it offers overload, overcurrent, undervoltage, and thermal protection.
Conclusion
The Schneider ATV310HU55N4A Variable Speed Drive is a reliable, efficient solution for medium-power industrial applications. With its flexible 4–5.5 kW capacity, sensorless vector control, integrated protection, and Modbus communication, it provides stable, energy-efficient motor control suitable for a wide range of automation systems.
It is ideal for engineers and system integrators seeking a compact, cost-effective, and dependable variable speed drive for general industrial use.