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- Schneider
- ATV320U55N4B
- Variable Speed Drive
- France
- 308 × 150 × 232 mm
- 4.4 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Schneider Electric ATV320U55N4B is a variable speed drive (VFD) from the Altivar Machine ATV320 series.
It is designed for controlling the speed and torque of three-phase AC motors in industrial automation systems.
It is mainly used in OEM machinery and industrial applications requiring higher power and stable motor control performance.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Schneider Electric |
| Series | Altivar Machine ATV320 |
| Model | ATV320U55N4B |
| Product Type | Variable Speed Drive |
| Rated Power | 5.5 kW |
| Supply Voltage | 380–500 V AC, 3-phase |
| Output | 3-phase variable AC output |
| Rated Current | 14.3 A |
| Mounting Type | Chassis mounted |
| Protection Class | IP20 |
| Operating Temperature | -10°C to 60°C |
| Dimensions | 308 × 150 × 232 mm |
| Weight | 4.4 kg |
Function and Working Principle
The drive controls motor operation by adjusting the electrical power supplied to the motor.
Working Process
- Incoming AC power is converted inside the drive
- Internal circuit stabilizes electrical energy
- Power stage generates controlled output to the motor
- Output is adjusted based on speed demand
- Motor speed follows the control signal
Key Functions
- Motor speed control
- Smooth starting and stopping
- Stable torque at low speed
- Energy-efficient operation
- Motor protection functions
- Compact integration in control systems
Industrial Applications
- Pumps
- Fans and ventilation systems
- Conveyors
- Packaging machines
- Material handling systems
- General industrial automation equipment
Installation Notes
- Installed inside electrical control cabinets
- Requires proper ventilation
- Shielded motor cables recommended
- Proper grounding required
- Configuration required during commissioning
Compatible Systems
- Three-phase AC induction motors
- Schneider automation systems
- Motor protection devices
- Industrial control panels
Alternative Models
- ATV320U40N4B
- ATV320U30N4B
- ATV320U37N4B
- ATV312 series
- ATV340 series
Key Advantages
- High power in compact structure
- Stable motor control performance
- Flexible configuration options
- Integrated EMC filtering
- Suitable for OEM and industrial use
- Reliable operation under load variation
FAQ
Q: What is this drive used for?
It is used to control the speed of AC motors in industrial machines.
Q: Is it a soft starter?
No, it is a variable frequency drive.
Q: What motor type is supported?
Three-phase asynchronous AC motors.
Conclusion
The Schneider ATV320U55N4B Variable Speed Drive is a reliable industrial VFD designed for OEM machinery and automation systems, providing stable motor control and efficient operation.