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- ATV930U30N4
- Variable Speed Drive
- France
- 144 × 350 × 206 mm
- 4.6 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Schneider ATV930U30N4 Altivar Process ATV930 Variable Speed Drive is an industrial motor control device used for regulating the speed, torque, and operating performance of three-phase motors in automation and process applications.
In industrial equipment, motors often need to operate under changing load conditions rather than running at a fixed speed. A variable speed drive allows the control system to adjust motor operation according to process requirements, helping equipment achieve smoother acceleration, controlled stopping, and improved operational flexibility.
The ATV930U30N4 belongs to the Altivar Process ATV930 series, which is commonly applied in demanding industrial environments such as pumps, fans, compressors, conveyors, and process machinery. It provides a connection point between automation systems and motor-driven equipment, allowing PLCs, control networks, and operators to manage motor performance.
Unlike a soft starter that mainly limits starting current during motor startup, a variable speed drive continuously controls motor speed and torque during operation. This makes it suitable for applications where process conditions require frequent speed adjustments or precise motor management.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Schneider Electric |
| Model | ATV930U30N4 |
| 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 / Wall Mount Installation |
| Motor Control | Three-phase motor applications |
| Dimensions | 144 × 350 × 206 mm |
| Weight | 4.6 kg |
Product Features
The Schneider ATV930U30N4 Altivar Process ATV930 Variable Speed Drive is designed for industrial motor control applications requiring adjustable operating performance.
Key characteristics include:
- Schneider Altivar Process ATV930 series drive
- Model ATV930U30N4
- Controls motor speed and torque during operation
- Suitable for industrial process equipment
- Supports integration with automation control systems
- Used for pumps, fans, conveyors, and machine applications
- Provides adjustable motor operation according to process demand
- Suitable for industrial cabinet installations
The drive selection should be based on motor characteristics, application requirements, operating environment, and the automation system configuration.
Working Principle
The ATV930U30N4 controls motor operation by adjusting the electrical output supplied to the motor.
A typical control path can be represented as:
Power Supply → ATV930 Variable Speed Drive → Motor → Mechanical Equipment → Process Feedback
During operation, the drive receives control commands from local interfaces, PLC systems, or industrial networks. It processes these commands and adjusts output frequency and voltage to control motor speed and torque.
Typical functions include:
- Controlling motor acceleration and deceleration
- Maintaining required operating speed
- Adjusting motor output according to process demand
- Reducing mechanical stress during operation changes
- Supporting automated motor control strategies
In practical applications, the drive acts as the control interface between the electrical supply and the motor-driven process equipment.
Role in an Industrial Automation System
The Schneider ATV930U30N4 belongs to the motor control layer of an industrial automation architecture.
A simplified structure can be viewed as:
PLC / Control System → ATV930 Drive → Motor → Mechanical Equipment
The PLC or process controller sends operating commands, while the variable speed drive converts these commands into controlled motor operation.
The drive does not replace the PLC logic or field sensors. Instead, it executes motor control functions based on commands received from the automation system and feedback information from the application.
Industrial Applications
The Schneider ATV930U30N4 Altivar Process ATV930 Variable Speed Drive is commonly used in industrial applications requiring adjustable motor control.
| Application | Typical Use |
|---|---|
| Pump Systems | Adjusting flow according to process demand |
| Fan and Ventilation Systems | Controlling airflow and motor speed |
| Conveyor Systems | Managing material transport speed |
| Water Treatment Plants | Controlling pumping equipment |
| Manufacturing Machinery | Regulating motor-driven processes |
| Process Industries | Supporting variable-speed operation |
| Compressor Systems | Managing motor performance |
The final application depends on motor specifications, process requirements, and system control design.
Installation and Maintenance
Installation of the ATV930U30N4 requires verification of motor parameters, electrical conditions, and control system compatibility.
Recommended maintenance procedures include:
- Confirm drive model before installation
- Verify motor voltage and power requirements
- Check input and output wiring
- Inspect grounding connections
- Confirm communication wiring if used
- Review drive parameter settings
- Check cooling and ventilation conditions
- Monitor operating status
- Record configuration information
If abnormal motor behavior occurs, troubleshooting should include the drive settings, motor condition, power supply quality, wiring, and connected control system.
Related Components
The ATV930U30N4 works together with various components in an industrial motor control system.
| Component | Function |
|---|---|
| Industrial PLC | Provides control commands |
| Motor | Converts electrical energy into mechanical movement |
| Motor Protection Devices | Protect electrical equipment |
| Circuit Breakers | Provide power isolation and protection |
| Control Panels | House drive and electrical components |
| Communication Modules | Connect drive with automation networks |
| Sensors | Provide operating feedback |
| HMI Systems | Provide operator monitoring and control |
The complete motor control solution depends on correct coordination between the drive, motor, automation controller, and protection devices.
Recommended Related Models
| Model / Product Family | Product Type | Typical Application |
|---|---|---|
| Schneider ATV930U30N4 | Altivar Process ATV930 Variable Speed Drive | Industrial motor speed control |
| Schneider ATV930 Series | Variable Speed Drives | Process and machine applications |
| Schneider ATV630 Series | Altivar Process Variable Speed Drives | Pumps, fans, and process equipment |
| Schneider ATS Soft Starter Series | Motor Starting Equipment | Reduced-current motor startup |
| Schneider Altivar Machine Series | Machine Drives | OEM automation applications |
Model selection should consider motor power, application type, control requirements, and installation conditions.
Key Advantages
- Schneider Altivar Process ATV930 variable speed drive.
- Provides adjustable motor speed and torque control.
- Suitable for industrial process applications.
- Integrates with PLC and automation systems.
- Supports efficient operation of motor-driven equipment.
- Suitable for pumps, fans, conveyors, and machinery.
Technical FAQs
What type of motors are commonly controlled by the ATV930U30N4?
The ATV930U30N4 is used for industrial motor control applications where adjustable speed and torque management are required, including pumps, fans, conveyors, and process machinery.
How is a variable speed drive different from a soft starter?
A variable speed drive controls motor speed continuously during operation, while a soft starter mainly manages the starting process by reducing startup current and mechanical impact.
What parameters should be checked before commissioning the ATV930U30N4?
Engineers should verify motor data, application requirements, control mode, wiring connections, communication settings, and protection parameters before operation.
What causes abnormal motor operation when using a variable speed drive?
Possible causes include incorrect parameter settings, motor-related issues, insufficient cooling, power supply problems, communication faults, or incorrect control signals.