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- ATV930U75N4
- Variable Speed Drive
- France
- 409 × 171 × 236 mm
- 7.7 kg
- Xiamen, China
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Product Overview
The Schneider ATV930U75N4 Altivar Process ATV930 Variable Speed Drive is an industrial motor control device used to adjust the operating speed, torque, and performance of motor-driven equipment in process automation systems.
In industrial production environments, motor loads often change according to operating conditions. A pump may need to maintain different flow levels, a fan system may require variable airflow control, and mechanical equipment may need different speeds during different production stages. The ATV930U75N4 provides the control interface between automation systems and motors, allowing the motor output to match actual process requirements.
As part of the Altivar Process ATV930 series, this variable speed drive is commonly applied in process industries where motor operation needs to be managed through PLC commands, operator interfaces, or industrial communication networks.
The ATV930U75N4 is different from a conventional motor starter because it does more than control startup current. It continuously manages motor speed and torque during operation, making it suitable for applications where operating conditions frequently change or where process control requires accurate motor adjustment.
For maintenance engineers, this drive should be evaluated as part of the complete motor control system. Inspection normally includes motor parameters, drive configuration, power supply, communication status, and the connected mechanical equipment.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Schneider Electric |
| Model | ATV930U75N4 |
| Product Family | Altivar Process ATV930 |
| Product Type | Variable Speed Drive |
| Main Function | Motor speed and torque control |
| Application | Industrial Motor Control |
| Installation Type | Control Cabinet / Industrial Installation |
| Motor Application | Three-phase motor systems |
| Dimensions | 409 × 171 × 236 mm |
| Weight | 7.7 kg |
Product Features
The Schneider ATV930U75N4 Altivar Process ATV930 Variable Speed Drive is used for industrial motor applications that require adjustable operation and integration with automation systems.
Key characteristics include:
- Schneider Altivar Process ATV930 series drive
- Model ATV930U75N4
- Provides variable motor speed regulation
- Supports industrial process equipment control
- Suitable for pumps, fans, compressors, and conveyors
- Integrates with PLC and automation platforms
- Supports controlled acceleration and deceleration
- Used in continuous-operation industrial environments
The correct drive configuration depends on motor characteristics, application load, control requirements, and the surrounding automation architecture.
Working Principle
The ATV930U75N4 controls motor operation by changing the electrical output supplied to the motor according to the required operating condition.
A typical operating structure is:
Industrial Power Supply → ATV930U75N4 Drive → Motor → Mechanical Equipment → Process Output
During operation, the drive receives commands from a control system, HMI, or communication network. It processes these commands and adjusts the output frequency and voltage supplied to the motor.
In practical applications, the drive manages:
- Motor speed adjustment according to process demand
- Smooth acceleration and deceleration
- Torque control during changing loads
- Motor operating condition management
- Integration of motor operation into automated processes
The variable speed drive serves as the connection point between the automation system and the motor, while the PLC or controller handles production logic and process decisions.
Role in an Industrial Automation System
The Schneider ATV930U75N4 belongs to the motor control layer within an industrial automation structure.
A typical system configuration can be represented as:
PLC / Control System → ATV930U75N4 Variable Speed Drive → Motor → Production Equipment
The control system provides operating instructions, while the drive converts these instructions into controlled motor performance.
The ATV930U75N4 does not perform PLC logic processing or replace field sensors. Its role is to manage the electrical operation of motors based on commands and feedback within the automation system.
Industrial Applications
The Schneider ATV930U75N4 Altivar Process ATV930 Variable Speed Drive is suitable for industrial systems requiring flexible motor control.
| Application | Typical Use |
|---|---|
| Water Treatment Systems | Controlling pump operation |
| Oil and Gas Facilities | Managing process equipment motors |
| HVAC Systems | Adjusting fan and ventilation speed |
| Manufacturing Lines | Regulating conveyor and machine motors |
| Chemical Processing | Supporting variable-speed process equipment |
| Compressor Systems | Controlling motor-driven compressors |
| Industrial Utilities | Managing continuously operating motors |
The actual application depends on the equipment design, motor specifications, and process requirements.
Installation and Maintenance
Installation of the ATV930U75N4 requires verification of the motor system, electrical environment, and control configuration.
Recommended maintenance procedures include:
- Confirm the drive model before installation
- Check motor voltage and operating parameters
- Verify power wiring connections
- Inspect grounding and protection connections
- Ensure sufficient ventilation space
- Review drive configuration settings
- Check communication connections
- Monitor fault history
- Inspect operating conditions
- Record parameter changes
When abnormal operation occurs, troubleshooting should cover the complete system, including the drive, motor, load equipment, power source, and control signals.
Related Components
The ATV930U75N4 works together with various components in an industrial motor control system.
| Component | Function |
|---|---|
| Industrial PLC | Sends control commands to the drive |
| AC Motor | Provides mechanical power output |
| Motor Protection Devices | Protect electrical equipment |
| Circuit Breakers | Provide power isolation |
| Control Cabinet | Provides installation environment |
| Communication Network | Transfers control and monitoring data |
| HMI System | Provides operator interaction |
| Feedback Sensors | Monitor equipment conditions |
The drive operates as part of a complete motor management system rather than as an isolated device.
Recommended Related Models
| Model / Product Family | Product Type | Typical Application |
|---|---|---|
| Schneider ATV930U75N4 | Altivar Process ATV930 Variable Speed Drive | Industrial motor speed control |
| Schneider ATV930U55N4 | Altivar Process ATV930 Variable Speed Drive | Process equipment motor control |
| Schneider ATV930U40N4 | Altivar Process ATV930 Variable Speed Drive | Industrial automation applications |
| Schneider ATV930 Series | Variable Speed Drive Family | Pumps, fans, conveyors, process systems |
| Schneider ATV630 Series | Altivar Process Variable Speed Drive | General process motor applications |
Model selection should consider motor power requirements, operating environment, communication method, and application load characteristics.
Key Advantages
- Schneider Altivar Process ATV930 variable speed drive.
- Supports adjustable motor speed and torque control.
- Suitable for industrial process equipment.
- Integrates with PLC-based automation systems.
- Used in variable-load motor applications.
- Supports flexible motor operation in production environments.
Technical FAQs
What makes the ATV930U75N4 suitable for process automation applications?
The ATV930U75N4 allows motors to operate at adjustable speeds according to process requirements, making it suitable for equipment where operating conditions change frequently.
What checks are recommended before commissioning this drive?
Before commissioning, engineers should verify motor data, wiring connections, control commands, drive parameters, and communication settings.
Why should the mechanical load be considered when configuring a variable speed drive?
Different loads have different torque and speed characteristics. Incorrect matching between the drive and mechanical equipment may affect motor performance and system operation.
What symptoms may indicate a configuration issue with the ATV930U75N4?
Symptoms may include incorrect motor speed, unexpected acceleration behavior, repeated alarms, communication problems, or poor response to control commands.