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2-year Warranty

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Schneider Electric ATV630U55N4

MANUFACTURER: Schneider Electric 
DESCRIPTION: ATV630 Variable Speed Drive 5.5 kW 7.5 HP 380 to 460 Volt IP21 

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2 Year warranty

Part NumberATV630U55N4
ManufacturerSchneider Electric
TypeAC Drives
Warranty2 Year

Our Repair Services

MRO Electric repairs CNCs, PLCs, Servo/Spindle Drives, Motors, Amplifiers, VFDs, HMIs, and more, most of which can be repaired in only 3-5 days.

Repair Benefits

MRO can restore your failed ATV630U55N4 to remanufactured condition and save you up to 75% compared to buying new. We offer standard repair pricing to ensure you the best value for your repair.

Our certified technicians use rigorous testing procedures to ensure your parts are restored to fully functioning condition. Our team proudly stands behind all repairs by providing a minimum 2-year warranty.

Our technicians have vast experience with most manufacturers and models. In addition to this ATV630U55N4 we also repair drives, motors, PLCs and more, so if you don’t see the model you need, please contact us.

Core Exchange

If you are interested in getting credit for your faulty ATV630U55N4, just let us know, and we can issue you an RMA to send it in as an exchange. Our exchange program provides you with savings and keeps us stocked for the next time you need anything.

  • Shipping Weight : 12lbs

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Ask about exchanging your faulty ATV630U55N4 for credit when ordering from MRO Electric

MRO Electric provides a 2-year warranty on every item we sell and repair. We stand behind all of our products and guarantee them for the full 2 years. If there is an issue with any of our products within the warranty period, we will evaluate the unit and repair or replace it under warranty.

Schneider Electric ATV630U55N4 Overview

Schneider Electric ATV630U55N4 Variable Speed Drive Technical Description

General Overview:

The Schneider Electric ATV630U55N4 is a variable-speed drive designed for process and utility applications. Falling under the Altivar Process ATV600 product range, this drive is crafted for asynchronous as well as synchronous motors. With its standard variant and wall-mounting facility, this device offers a robust solution for varying motor speed and torque requirements.

Technical Specifications:

1. Power and Performance:

  • Supply Frequency: 50...60 Hz, with a tolerance of 5...5%.
  • Rated Supply Voltage: Ranges from 380 to 480 V, adjustable to a deviation of 15...10%.
  • Motor Power: Can handle 5.5 kW in normal duty and 4 kW in heavy-duty for kilowatts. In horsepower, it manages 7.5 hp on normal duty and 5 hp on heavy duty.

2. Operational Parameters:

  • Output Frequency: 0.0001 to 0.5 kHz.
  • Switching Frequency: The default setting is 4 kHz, but it is adjustable between 2 to 12 kHz.
  • Safety Function: Employs STO (safe torque off) with SIL 3 protection.

3. Communication:

  • It offers multiple communication protocols, including Ethernet, Modbus serial, and Modbus TCP, with various option cards available for enhancing connectivity.

4. Input and Output:

  • Features 3 analog inputs, 8 discrete inputs, and 2 analog outputs. It also provides 3 configurable relay outputs.
  • Sampling Duration: Discrete input sampling takes between 2 to 5 ms, while analog input sampling lasts 5 ms. Analog output sampling duration stands at 10 ms.

5. Dimensions and Physical Attributes:

  • Size: Width: 144mm, Height: 350mm, Depth: 203mm.
  • Weight: 4.7 kg.

6. Cooling and Environment:

  • Type of Cooling: Forced convection is utilized for effective heat dispersion.
  • Environmental Conditions: Capable of operating in ambient temperatures ranging from -15°C to 60°C (with derating after 50°C). Storage temperature ranges from -40°C to 70°C. The device can operate optimally up to 1000m altitude, with derating required above that.

7. Protections:

  • It encompasses various protection mechanisms like overheating, line supply phase loss, overcurrent, thermal protection, and safe torque off, among others.

8. Compliance and Certifications:

  • The device is Green Premium certified, RoHS compliant, and adheres to REACH standards. Product end-of-life instructions are available. It also boasts several other certifications, including ATEX, CSA, UL, and TÜV.

9. Applicable Areas:

  • This drive finds its utility in numerous domains like building HVAC, food and beverage processing, water and wastewater management, and mining. It's particularly apt for applications such as fans, pumps, compressors, and more.


Frequently Asked Questions (FAQ) for the Schneider Electric ATV630U55N4 Variable Speed Drive

1. What is the primary purpose of the ATV630U55N4 variable speed drive?

The Schneider Electric ATV630U55N4 is designed primarily for process and utility applications. It's suitable for use with both asynchronous and synchronous motors.

2. How can this device be mounted?

This variable-speed drive is designed for wall mounting.

3. What are the rated power outputs for this device?

The drive supports a motor power of 5.5 kW on normal duty and 4 kW on heavy duty.

4. Which communication protocols does this drive support?

The drive is equipped with communication capabilities for Ethernet, Modbus serial, and Modbus TCP. Additionally, there are option cards available for protocols such as Profibus DP V1, Profinet, DeviceNet, and more.

5. What are the environmental certifications of the ATV630U55N4?

This drive is a Green Premium product, is RoHS compliant, and adheres to REACh standards. Environmental profiles and end-of-life instructions are available for this product.

6. Can the frequency be adjusted?

Yes, the output frequency ranges from 0.0001 to 0.5 kHz, with a nominal switching frequency of 4 kHz.

7. Does the ATV630U55N4 come with safety functions?

Yes, it has the STO (safe torque off) SIL 3 safety function.

8. How is the drive cooled?

The drive is cooled through forced convection.

9. Can I integrate additional modules or extension cards?

Yes, the ATV630U55N4 offers slots for various communication modules and extensions for both digital and analog I/O.

10. What is the IP protection level of the drive?

The drive has an IP degree of protection rated at IP21.

11. What are the dimensions and weight of the drive?

The drive has a width of 144mm, a height of 350mm, and a depth of 203mm. It weighs 4.7 kg.

12. Are there any protective features integrated into the drive?

Yes, the drive offers multiple protections, including overheating protection for the drive and motor, line supply phase loss for the drive, break on the control circuit, motor phase break, and many more.

13. Can the ATV630U55N4 handle voltage fluctuations?

Yes, the rated supply voltage is between 380-480 V, with a tolerance of -15 to +10%.

14. What industries or applications can benefit from this variable speed drive?

The ATV630U55N4 is suitable for a range of industries including building HVAC, food and beverage processing, mining, oil and gas, and water treatment, among others. It is specifically designed for applications like centrifugal compressors, fans, pumps, and more.

15. How does the drive interface with other systems?

The drive offers a range of electrical connections, including removable screw terminals for control, and screw terminals for the line side and motor. Additionally, it offers RJ45 connectors for Ethernet/Modbus TCP.


The Schneider Electric ATV630U55N4 variable speed drive epitomizes efficiency, reliability, and versatility. With its vast array of features, safety mechanisms, and robust build, it stands out as an optimal choice for diverse industrial applications.

Schneider Electric products are manufactured in France and are designed for Material handling, packaging, and textile machines usage. They come with a 2-year warranty from MRO Electric. We also carry AC Drives from other manufacturers such as Modicon and ABB.

Contact Us Today For More Information About Schneider Electric Products

Check out the rest of our Schneider Electric product line. Whether it's using our online instant quote feature, giving us a call at (800) 691-8511, or emailing us at, we strive for customer satisfaction first. This means lower prices and better service for you. For more products like ATV630U55N4, take a look at more from our AC Drives line. If your current unit has gone bad, take advantage of our Core Exchange program for the most inexpensive route. You can learn more about this program on our FAQ page here. We offer a repair service on all of our ATV630U55N4 products that keep your downtime to a minimum. To stay up to date on manufacturer news, as well as access any of our datasheets, manuals, or other documentation, we suggest you take a look at our blog.

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