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2-year Warranty

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Schneider Electric ATV71HD37N4

Rated 5/5 on 3 reviews

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MANUFACTURER: Schneider Electric 

DESCRIPTION: Variable Speed Drive 37 kW 50 HP 480 Volt EMC Filter


4 in stock

2 Year warranty

Part NumberATV71HD37N4
ManufacturerSchneider Electric
TypeAC Drives
Warranty2 Year
Rated motor power37 kW
Motor power50 HP
Line supply max84 A @ 380 V
Line supply max69 A @ 480 V
Max prospecive line Isc22 kA
Apparent power rating55.7 kVA
Max inrush current90 A
Max. available nominal current In 79 A
Max. transient current/60s118.5 A
Max. transient current/2s130 A

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 ATV71HD37N4 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 ATV71HD37N4 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 ATV71HD37N4, 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 : 150lbs

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  • Order within the next 20 hours and 34 minutes.
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Ask about exchanging your faulty ATV71HD37N4 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 ATV71HD37N4 Overview

Schneider Electric ATV71HD37N4

The Schneider Electric ATV71HD37N4 is a dynamic variable speed drive crafted for the intricate demands of high-power machinery. The specifications, features, and applications of the ATV71HD37N4 described below offer a comprehensive understanding of its capabilities.

Power and Performance

Boasting a motor power of 37 kW (50 HP) at 380-480 V and 3 phases, the ATV71HD37N4 stands as a stalwart for robust applications. With an integrated EMC filter and an intuitive graphic terminal, it seamlessly combines power with user-friendly operation.

Voltage Precision and Adaptability

Operating within a versatile power supply voltage range of 380-480 V and tolerating fluctuations from -15% to +10%, this drive thrives on 3-phase systems. Its line current capabilities include 84 A for 380 V and 69 A for 480 V, with an apparent power rating of 55.3 kVA at 380 V.

Control Mastery

The ATV71HD37N4 exhibits a sophisticated control repertoire, featuring an ENA (Energy Adaptation) system for unbalanced loads, flux vector control (FVC) with sensor, and sensorless flux vector control (SFVC) for voltage or current vectors. Its speed control capabilities span from 0.1 to 599 Hz, with a nominal switching frequency of 2.5 kHz and adjustable frequencies up to 16 kHz.

Protection and Diagnostics

This variable speed drive is equipped with comprehensive protection mechanisms, including motor thermal protection, drive short-circuits, and diagnostics through a red LED indicating drive voltage presence.

Installation and Connectivity

Offering installation flexibility, the ATV71HD37N4 accommodates various cable types and connection configurations. With specific tightening torques for different terminals, it ensures a secure and efficient setup.

Communication Protocols

The ATV71HD37N4 supports protocols like CANopen and Modbus, facilitating seamless integration into diverse systems. Its communication port features a male SUB-D 9 on RJ45 for CANopen and RJ45 ports for Modbus.

Physical Characteristics

Physically robust, the ATV71HD37N4 stands vertically with dimensions of 550 mm (height), 266 mm (depth), and 240 mm (width). Weighing in at 37 kg, it embodies solidity and durability, operating at a noise level of 64 dB.

Environmental Compliance and Sustainability

Meeting stringent environmental standards and certifications, including RoHS, the ATV71HD37N4 is recognized as a Green Premium product. This underscores Schneider Electric's commitment to sustainability, aligning with global efforts towards greener technologies.

Frequently Asked Questions

Q1: What is the primary application of the ATV71HD37N4 variable speed drive?

A: The ATV71HD37N4 is specifically designed for complex, high-power machines, catering to demanding industrial applications.

Q2: What is the motor power and voltage range supported by the ATV71HD37N4?

A: The variable speed drive has a motor power of 37 kW (50 HP) at 380-480 V and operates in 3 phases. It supports a versatile power supply voltage range of 380-480 V with a tolerance of -15% to +10%.

Q3: Can the ATV71HD37N4 handle unbalanced loads?

A: Yes, the drive features an ENA (Energy Adaptation) system specifically designed to handle unbalanced loads efficiently.

Q4: What are the communication protocols supported by the ATV71HD37N4?

A: The drive supports CANopen and Modbus communication protocols, offering flexibility for integration into various industrial systems.

Q5: How does the ATV71HD37N4 ensure motor and drive protection?

A: The variable speed drive incorporates robust protection mechanisms, including motor thermal protection, drive short-circuit detection, and a diagnostic LED indicating drive voltage presence.

Q6: What are the environmental specifications of the ATV71HD37N4?

A: The drive operates within an ambient air temperature range of -10 to 50 °C without derating. It complies with various environmental standards, including RoHS, and is designed for reliable performance under different conditions.

Q7: Is the ATV71HD37N4 suitable for sustainable and eco-friendly initiatives?

A: Yes, the ATV71HD37N4 is recognized as a Green Premium product, aligning with Schneider Electric's commitment to sustainability. It complies with RoHS requirements, promoting environmentally conscious practices.

Q8: Can the ATV71HD37N4 be used in various applications?

A: Absolutely. While its primary application is in complex, high-power machines, the ATV71HD37N4 is versatile and can be employed in other applications, showcasing its adaptability.

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 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 ATV71HD37N4, 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 ATV71HD37N4 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.

5 stars

4.9 Overall Satisfaction Rating

Over 1700 Ratings from Actual Customers

Read Our Reviews

Very happy with the overall service, delivery, communication and delivery,

Conley Cooke

I needed a special drive, found it, and I was quickly assisted by Joe Kaminski. Everything was exactly as it should be....


We have an older DMU80 CNC Machine and the Handheld Control was damaged beyond repair. MRO was very helpful in confirmin...

Abbey-Purchasing Specialist