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MANUFACTURER: Schneider Electric 

DESCRIPTION: ATV312 - 5.5kW - 15kVA - 232W - 380..500 V- 3-phase supply


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2 Year warranty
Part NumberATV312HU55N4
ManufacturerSchneider Electric
Model #ATV312HU55N4
TypeAC Drives
Warranty2 Year
ComponentVariable speed drive
DestinationAsynchronous motors
AssemblyHeat sink
Motor power0.55 kW
Max HP Rating0.75 hp
Rated supply voltage200...240 V - 15...10 %
ApplicationSimple machine
EMC filterIntegrated
PhaseSingle phase
Supply frequency50...60 Hz - 5...5 %

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 ATV312HU55N4 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 ATV312HU55N4 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 ATV312HU55N4, 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 : 14lbs

Want it shipped today?

  • Order within the next 14 hours and 55 minutes.
  • If you order between 4pm and 6pm EST, you will be charged a small rush fee.

Ask about exchanging your faulty ATV312HU55N4 for credit when ordering from MRO Electric

Can the Schneider Electric ATV312HU55N4 withstand extreme temperatures?

  • Yes, the ATV312HU55N4 can withstand relatively high temperatures. Expect for operations to continue up to 50 degree Celsius (122 degree Fahrenheit).

How can I factory reset my ATV312HU55N4?

  • 1. Go to “default display” 2. Select “menu drC” 3. Select “parameter FCS” 4. Go to “setting InI” and press and hold Enter for two seconds

What are the steps to install my Schneider Electric ATV312HU55N4?

  • 1. Inspect the drive. Make sure the number printed on the label of the ATV312HU55N4 matches the number shown on your order. Check to ensure it has not been damaged in transit. 2. Check the line voltage. Make sure the voltage range of your new drive is compatible with the line voltage. 3. Mount the drive. Be sure to mount the drive at the proper angle and location to ensure maximum functionality. Leave enough free space between the ATV312HU55N4 drive and other objects so it can properly cool itself. 4. Wire the drive. Connect the motor, line supply, and control port. 5. Program your drive. If you believe your ATV312HU55N4 drive has been damaged in any way, feel free to contact MRO Electric or learn here about our repair services.

How long should the ATV312HU55N4’s motor cable be?

  • The ATV312HU55N4’s motor cable needs to be at least 0.5 meters (20 inches) long.

What regular checks should be done on the ATV312HU55N4?

  • The Altivar ATV312HU55N4 does not need constant preventive maintenance, but it would benefit from a regular check of the following: - Physical state of the motor's covers -Proper fan operation -Ensure temperature around the unit remains at an acceptable level -Drive has not gathered too much dust -Condition and tightness of connections

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 ATV312HU55N4 Overview

The Altivar312 unit ATV312HU55N4 is a frequency inverter manufactured by Schneider Electric for use in the industrial setting.  This variable speed drive module is manufactured for 200…600 V three-phase asynchronous motors from 0.18 to 15 kW.


The ATV312HU55N4 Altivar drive has six logic inputs and three analog inputs Schneider Electric’s ATV312HU55N4 variable speed drive also has one logic/analog output and two relay outputs. This variable speed drive includes several main functions. The beneficial functions of this drive include motor and drive protection. It has linear, S, U, or customized acceleration and deceleration ramps as standard. 

The ATV312HU55N4 also has the advantage of local control of the speed reference using the navigation button.  It has increase and decrease speed capabilities with 16 speeds that are preset for your convenience. It maintains a PI regulator and references. You can also expect the ATV312HU55N4 inverter drive to use 2-wire/3-wire control.   The Altivar312 line of drives is manufactured for automatic catching of a spinning load implementing speed detection and automatic restart. This unit offers fault configuration and stop type configuration. The configurations are saved in the ATV312HU55N4 Altivar drive.  The drive is able to handle several functions that are assigned to one logic input.

ATV312HU55N4 Advantages

The incorporated functions of the Altivar ATV312HU55N4 drive are in keeping with the most common applications. Some of these applications include material handling (small conveyors, hoists, etc.), packing and packaging machines (small bagging machines, labeling machines, etc.), special machines (mixers, kneaders, textile machines, etc.), and items such as pumps, compressors, and fans.

The Schneider Electric ATV312HU55N4 is in compliance with international standards IEC 61800-5-1, IEC 61800-2 and IEC 61800-3, and UL, CSA, C-Tick, NOM, and GOST certifications. The architecture of the ATV312HU55N4 drive meets the requirements of environmental directives (RoHS) and those of the European Directives to receive the CE mark.

The ATV312HU55N4 has the advantage of an EMC filter incorporated onboard.

The Altivar 312 group of variable speed drives covers motor power ratings from 0.18 kW to 15 kW and has four types of power supply.  For the ATV312HU55N4 the ratings are 380 V…500 V three-phase, 0.37 kW to 15 kW. 

The ATV312 line of drives also offers connectivity with several optional modules. These external accessories enhance the performance of the drive unit and offer better control and execution. One of these accessories is the UL Type 1 conformity kit.  You can order optional plates for direct mounting on 35 mm rails. Other optional external accessories you can order to enhance performance for the ATV312HU55N4 include braking resistors, line chokes, and additional EMC input and output filters.

There are configuration requirements that allow for industrial communication installations and the Schneider Electric ATV312HU55N4 has been engineered to meet these requirements. How does this benefit you? As a standard on the ATV312, you will find both Modbus and CANopen communication protocols.  Connection is also available with several other communication modules. This includes busses and networks by using communication option cards or modules including the Modbus TCP network via the Ethernet/Modbus bridge Fipio bus via the Fipio/Modbus gateway.

The Schneider Electric ATV31 variable speed drive unit ATV312HU55N4 comes with a two-year warranty.

Product Description

The ATV312HU55N4 is a ATV312 - 5.5kW - 15kVA - 232W - 380..500 V- 3-phas... 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 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 ATV312HU55N4, 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 ATV312HU55N4 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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