Product Overview

Reliable and precise motor control is essential in industrial automation systems where production equipment must operate continuously under changing load conditions. The Schneider ATV310HD15N4E is an Easy Altivar 310 Variable Speed Drive (VSD) designed to control three-phase asynchronous motors in industrial machinery and simple machine applications.

The ATV310HD15N4E is a high-power member of the Easy Altivar 310 family. It is rated for 15 kW / 20 HP in Heavy Duty applications and can support 18.5 kW / 25 HP in Normal Duty applications. The drive is designed for a three-phase 380–460 VAC power supply, making it suitable for a wide range of industrial electrical systems.

The drive controls motor speed by adjusting the frequency and voltage supplied to the motor. This provides significantly greater flexibility than fixed-speed motor operation and allows machinery to use controlled acceleration, deceleration, and variable operating speeds.

The ATV310HD15N4E has specified dimensions of 330 × 180 × 191 mm and a weight of approximately 6.3 kg. Its larger physical size compared with lower-power ATV310 models reflects its higher motor-control capacity.

The drive incorporates U/F and sensorless vector control, providing flexible control for compatible asynchronous motors. It also supports Modbus RTU communication through a two-wire RS-485 interface, allowing the drive to be integrated with PLCs, HMIs, and other industrial automation equipment.

Designed for demanding machine applications, the ATV310HD15N4E provides a combination of variable-speed control, motor protection, communication functions, and compact industrial installation.

Technical Specifications

Function and Working Principle

The main function of the Schneider ATV310HD15N4E is to provide controlled variable-speed operation for a compatible three-phase asynchronous motor.

A standard AC motor connected directly to the electrical supply generally operates around a speed determined by the supply frequency and motor characteristics. A variable speed drive allows the frequency and voltage delivered to the motor to be controlled electronically.

The ATV310HD15N4E performs this process through an internal power-conversion stage.

The basic operating sequence is:

Three-Phase AC Input → Rectifier → DC Link → Inverter → Variable-Frequency AC Output → Three-Phase Motor

The incoming AC power is converted into a controlled DC link and then converted back into variable-frequency AC power by the inverter stage.

By changing output frequency and voltage, the drive can regulate:

• Motor speed
• Motor torque
• Acceleration
• Deceleration
• Starting characteristics
• Stopping characteristics
• Operating frequency

The ATV310HD15N4E supports both U/F control and sensorless vector control, allowing the control strategy to be selected according to the motor and machine requirements.

Important functions include:

• Variable motor speed control
• Adjustable acceleration ramps
• Adjustable deceleration ramps
• Controlled motor starting
• Controlled motor stopping
• U/F control
• Sensorless vector control
• Motor thermal protection
• Overcurrent protection
• Overvoltage protection
• Undervoltage protection
• Motor phase monitoring
• Input phase-loss protection
• Overheating protection
• Overload monitoring
• Fault detection
• Modbus communication
• Operating parameter configuration

For example, an industrial conveyor may require different speeds during startup, normal production, and shutdown. The PLC can provide the required speed reference, while the ATV310HD15N4E regulates the motor accordingly.

Role in Industrial Control Systems

The ATV310HD15N4E serves as the power-control interface between the industrial automation controller and a higher-power three-phase motor.

A typical control system may contain:

• Schneider Modicon PLC
• Schneider HMI
• ATV310HD15N4E Variable Speed Drive
• Three-phase asynchronous motor
• Motor protection equipment
• Circuit breaker
• Magnetic contactor
• Proximity sensors
• Pressure sensors
• Temperature sensors
• Remote I/O modules
• Modbus communication network
• Industrial communication gateway
• SCADA system
• Emergency stop circuit

The PLC can receive process information from field sensors and determine the required motor operating condition.

The ATV310HD15N4E receives the relevant control commands and regulates motor speed and torque.

Through Modbus communication, the drive can also exchange information with the PLC or supervisory control system.

Depending on the configuration, the automation system can monitor:

• Drive operating status
• Motor frequency
• Speed reference
• Drive faults
• Alarm conditions
• Operating parameters
• Communication status

This makes the ATV310HD15N4E suitable for centralized machine-control systems in which motor operation must be coordinated with other industrial processes.

Industrial Applications

The Schneider ATV310HD15N4E is suitable for industrial machinery requiring variable-speed control for motors in the 15 kW range under Heavy Duty operation.

Typical applications include:

• Industrial conveyor systems
• Material handling equipment
• Packaging machinery
• Processing machines
• Pumping systems
• Industrial fans
• Ventilation systems
• Textile machinery
• Printing equipment
• Production-line machinery
• Machine tools
• Assembly equipment
• OEM machinery
• General industrial motor applications

Conveyor Systems

Large conveyors often require controlled acceleration and deceleration to prevent mechanical shock. The ATV310HD15N4E can regulate conveyor motor speed according to production requirements.

Variable-speed operation also allows conveyors to synchronize with upstream and downstream equipment.

Material Handling

Material-handling systems can use the drive to control rollers, conveyors, feeders, lifting equipment, and other motor-driven mechanisms.

The ability to adjust motor speed electronically can simplify machine synchronization and process control.

Pumping Systems

For compatible industrial pumps, variable-speed operation can provide flexible control of flow and process conditions.

The drive can receive speed references from a PLC or other control system according to the requirements of the application.

Industrial Fans

The ATV310HD15N4E can control suitable higher-power fan motors. Variable-speed operation allows airflow to be adjusted according to process requirements.

Processing Machinery

Processing equipment frequently requires different motor speeds during different stages of production. The drive provides the necessary variable-frequency control for compatible motor loads.

Installation and System Integration

Proper installation is particularly important for a higher-power variable speed drive such as the ATV310HD15N4E.

Recommended installation practices include:

• Install the drive inside a suitable industrial electrical cabinet.
• Mount the drive in the recommended vertical position.
• Provide sufficient clearance around the drive.
• Ensure adequate airflow for heat dissipation.
• Verify the incoming three-phase voltage before energizing.
• Connect protective grounding correctly.
• Use appropriately rated input cables.
• Use appropriately rated motor cables.
• Keep power wiring separated from sensitive control wiring where practical.
• Verify motor nameplate information.
• Configure the correct motor-control parameters.
• Select the appropriate Heavy Duty or Normal Duty application rating.
• Configure suitable acceleration and deceleration ramps.
• Verify motor rotation during commissioning.
• Configure Modbus communication parameters when network control is required.
• Check alarms and fault codes before production operation.
• Perform a low-speed test before operating at full load.

The ATV310HD15N4E is designed for a three-phase 380–460 VAC supply, so the incoming power system must be verified carefully before installation.

Because this model is specified without an EMC filter, system-level electromagnetic compatibility should be considered during cabinet design, grounding, cable selection, and motor-cable installation.

For higher-power installations, thermal management is also important. Adequate cabinet ventilation and appropriate spacing help maintain stable operating temperatures.

Compatible System Components

The ATV310HD15N4E can be integrated with a range of Schneider automation equipment and standard industrial electrical components.

Typical associated components include:

• Schneider Modicon PLC
• Schneider HMI
• Easy Altivar 310 series drives
• Modbus RTU devices
• RS-485 communication equipment
• Industrial communication gateways
• Motor circuit breakers
• Magnetic contactors
• Three-phase asynchronous motors
• Remote I/O modules
• Proximity sensors
• Pressure transmitters
• Temperature sensors
• Emergency stop devices
• Industrial control cabinets
• SCADA systems

A typical automation architecture can be represented as:

Field Sensors → PLC → ATV310HD15N4E → Three-Phase Motor → Mechanical Equipment

The field sensors provide process information to the PLC. The PLC determines the required operating conditions and sends commands to the variable speed drive.

The ATV310HD15N4E then converts these commands into controlled motor operation.

An HMI can also be used to allow operators to monitor drive status, modify permitted operating parameters, and respond to alarms.

Recommended Alternative Models

Depending on motor power, load characteristics, duty requirements, and system architecture, the following Schneider Electric models may also be considered:

Alternative model selection should be based on motor rated current, motor power, supply voltage, duty cycle, overload requirements, load type, communication requirements, installation dimensions, and environmental conditions.

The 15 kW Heavy Duty rating of the ATV310HD15N4E should not be confused with its 18.5 kW Normal Duty rating. The correct rating must be selected according to the actual machine load and overload requirements.

A different model should not automatically be considered a direct replacement simply because it has a similar power rating.

Key Advantages

• Easy Altivar 310 variable speed drive
• 15 kW Heavy Duty motor capacity
• 20 HP Heavy Duty rating
• Up to 18.5 kW / 25 HP under Normal Duty conditions
• Three-phase 380–460 VAC input
• Designed for asynchronous AC motors
• U/F motor control
• Sensorless vector control
• Adjustable acceleration and deceleration
• Variable-frequency motor speed control
• Integrated motor protection
• Overcurrent protection
• Overvoltage and undervoltage protection
• Overheating protection
• Input phase-loss protection
• Modbus RTU communication
• 2-wire RS-485 interface
• RJ45 communication connector
• Integrated cooling fan
• IP20 protection
• Without integrated EMC filter
• Industrial cabinet installation
• Dimensions of 330 × 180 × 191 mm
• Weight of approximately 6.3 kg
• Suitable for conveyors
• Suitable for material handling systems
• Suitable for pumps and fans
• Suitable for processing machinery
• Suitable for OEM industrial equipment

Technical FAQs

What is the Schneider ATV310HD15N4E?

The Schneider ATV310HD15N4E is an Easy Altivar 310 Variable Speed Drive designed to control three-phase asynchronous motors in industrial machinery and simple machine applications.

What is the Heavy Duty motor rating?

The ATV310HD15N4E supports a 15 kW / 20 HP Heavy Duty motor application.

What is its Normal Duty rating?

Under Normal Duty conditions, the drive can support up to 18.5 kW / 25 HP, subject to the applicable operating conditions.

What input voltage does the ATV310HD15N4E use?

The drive uses a three-phase 380–460 VAC power supply.

What are the dimensions of the ATV310HD15N4E?

The specified dimensions are 330 × 180 × 191 mm.

How much does the ATV310HD15N4E weigh?

The specified product weight is approximately 6.3 kg.

What type of motor can it control?

The drive is designed for compatible three-phase asynchronous AC motors within its rated electrical and application limits.

Does the ATV310HD15N4E support Modbus?

Yes. The drive supports Modbus RTU communication through a two-wire RS-485 interface with an RJ45 connector.

Does it use sensorless vector control?

Yes. The ATV310HD15N4E incorporates U/F and sensorless vector control.

Does this model include an EMC filter?

The ATV310HD15N4E is specified as a model without an integrated EMC filter. EMC requirements should therefore be considered at the overall system-installation level.

What is the protection rating?

The drive has an IP20 protection rating.

Where is the ATV310HD15N4E commonly used?

Typical applications include conveyors, material handling systems, processing machinery, pumps, industrial fans, packaging equipment, production lines, textile machinery, and other industrial motor-driven equipment.

Can it be connected to a PLC?

Yes. The ATV310HD15N4E can be integrated with PLC-based control systems using Modbus RTU or appropriate control interfaces.

What is the difference between Heavy Duty and Normal Duty?

Heavy Duty operation is intended for applications requiring greater overload capability, while Normal Duty is intended for applications with lighter overload requirements. The motor rating and drive configuration should therefore be selected according to the actual load profile.

Conclusion

The Schneider ATV310HD15N4E Variable Speed Drive is a high-capacity member of the Easy Altivar 310 family, designed for reliable variable-speed control of three-phase asynchronous motors in industrial machinery.

With a 15 kW / 20 HP Heavy Duty rating and an 18.5 kW / 25 HP Normal Duty rating, the drive provides flexible capacity for applications with different load requirements. Its 380–460 VAC three-phase input, U/F and sensorless vector control, motor protection functions, and Modbus RTU communication make it suitable for integration into modern PLC-based automation systems.

The ATV310HD15N4E has specified dimensions of 330 × 180 × 191 mm and a weight of approximately 6.3 kg, providing a practical industrial installation format for higher-power machine applications.

When integrated with Schneider PLCs, HMIs, sensors, motor protection equipment, communication networks, and compatible three-phase motors, the ATV310HD15N4E can provide a reliable and scalable motor-control solution for conveyors, material handling systems, pumps, fans, processing machinery, packaging equipment, and other industrial automation applications.