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MANUFACTURER: Schneider Electric

DESCRIPTION: ATV71 Variable Speed Drive 5.5 kW 7.5 HP 480 Volt EMC Filter


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2 Year warranty


Part NumberATV71HU55N4
ManufacturerSchneider Electric
SeriesAltivar 71
Model #ATV71HU55N4
TypeAC Drives
Warranty2 Year
Component Variable speed drive
4...16 kHz with derating factor
Specific application Complex, high-power machines
Motor power5.5 kW, 3 phase 380...480 V
Max hp Rating7.5 hp, 3 phase 380...480 V
Cable length/max164.04 ft 
Supply voltage380...480 V - 15...10 %
Phase 3 Phase
Line current17 A 480 V 3 phase 5.5 kW / 7.5 hp 20.3 A 380 V 3 phase 5.5 kW / 7.5 hp
Assembly With heat sink
Output0.1…599 Hz
Switching frequency1...16 kHz adjustable

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 ATV71HU55N4 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 ATV71HU55N4 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 ATV71HU55N4, 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 : 17lbs

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Ask about exchanging your faulty ATV71HU55N4 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.

Additional Information

Schneider Electric ATV71HU55N4 Overview

The Altivar 71 variable speed drive module ATV71HU55N4 is manufactured by Schneider Electric for synchronous and asynchronous motors in sensor or sensorless flux vector control mode. The ATV 71 drive modules support three-phase motors from 0.37 kW/0.5 HP to 2000 kW. The power supply for the ATV71HU55N4 drive module is 500 V three-phase, 90 kW/125 HP to 500 kW/700 HP, IP 20.  


The dimensions for the ATV71HU55N4 are 175 x 295 x 187. Standard on the ATV 71 drives are the Modbus and CANopen protocols. There are several functions that can be expanded using communication option cards, I/O extension cards, an encoder interface, or a Controller inside a programmable card. Other options for the ATV 71 are braking resistors, chokes, and filters. For instance, the braking option module for the ATV71HU55N4 is the VW3A7702, and the wall mounting accessory is the VW3A9203.


The Schneider Electric modules conform to international standards IEC/EN 61800-5-1, IEC/EN 61800-2, IEC/EN 61800-3, is UL, CSA, DNV, C-Tick, NOM 117, and GOST certified. Energy savings in industrial processes is a part of the Schneider Electric architecture. It has electromagnetic compatibility.

How to use an ATV71HU55N4

The following are the steps for the installation of the ATV71HU55N4. The first thing to do is to check the drive. Once you receive the drive check to make sure the drive is undamaged. The next step is to check the line voltage.  Make sure it is compatible with the voltage range of the drive. Now you are ready to mount the drive. When mounting the drive, install the available option modules, either external or internal. Once the drive is mounted with option modules attached, you are ready to connect the wiring to the drive. The motor must be connected ensuring the corresponding voltage is appropriate. The line supply should be connected with the power off. Next, connect the control and then the speed reference. The drive is to be mounted vertically at ± 10°. Be sure the module is not placed next to heating elements. Air should have plenty of free space for cooling purposes. Circulation should be free from the bottom to the top of the ATV unit. The front of the unit should have at least .39 in. The top protective cover can be removed and it is recommended with adequate IP20 protection.

The Schneider Electric ATV71HU55N4 Altivar drive module comes with a two-year warranty.

Product Description

The ATV71HU55N4 is a ATV71 Variable Speed Drive 5.5 kW 7.5 HP 480 Volt ... that is manufactured by Schneider Electric. These products are manufactured in France and are designed for Material handling, packaging, and textile machines usage. All of the products in the altivar-71 line come with a 2 year warranty from MRO Electric. We also carry AC Drives from other manufacturers such as Modicon and ABB.

Related 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 sending us an email at, we strive for customer satisfaction first. This means lower prices and better service for you. For more products like ATV71HU55N4, take a look at more from our Robotics 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 ATV71HU55N4 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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