ATV312HU55M3

Name: ATV312HU55M3
Brand: Schneider
SKU: ATV312HU55M3

The ATV312HU55M3 is a versatile variable speed drive designed for simple machines and asynchronous motors, offering precise motor control and reliable performance.

Product ModelATV312HU55M3

Product ID34820

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
FeaturePrecise motor control with sensorless flux vector control
2
FeatureRobust design with built-in heat sink for efficient heat dissipation
3
FeatureWide speed range adjustment from 1 to 50
4
FeatureSupports communication via CANopen and Modbus protocols
5
FeatureCompliant with various environmental conditions and certifications

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Range of Product

Altivar 312

Product or Component Type

Variable speed drive

Product destination

Asynchronous motors

Product Specific Application

Simple machine

Assembly style

With heat sink

Component name

ATV312

Motor power kW

5.5 kW

Maximum Horse Power Rating

7.5 hp

[Us] rated supply voltage

200...240 V - 15...10 %

Supply frequency

50...60 Hz - 5...5 %

Phase

3 phase

Line current

36.8 A 200 V, Isc = 22 kA32 A 240 V

EMC filter

Without EMC filter

Apparent power

12.8 kVA

Maximum transient current

41.3 A 60 s

Power dissipation in W

292 W at nominal load

Speed range

1...50

Asynchronous motor control profile

Sensorless flux vector control with PWM type motor control signalFactory set : constant torque

Electrical connection

Al1, Al2, Al3, AOV, AOC, R1A, R1B, R1C, R2A, R2B, LI1...LI6 terminal 0.004 inÂ² (2.5 mmÂ²) AWG 14L1, L2, L3, U, V, W, PA, PB, PA/+, PC/- terminal 0.02 inÂ² (16 mmÂ²) AWG 6

Supply

Internal supply for logic inputs 19...30 V 100 mA overload and short-circuit protectionInternal supply for reference potentiometer (2.2 to 10 kOhm) 10...10.8 V 10 mA overload and short-circuit protection

communication port protocol

CANopenModbus

IP degree of protection

IP20 on upper part without cover plateIP21 on connection terminalsIP31 on upper partIP41 on upper part

Option card

Communication card CANopen daisy chainCommunication card DeviceNetCommunication card FipioCommunication card Modbus TCPCommunication card Profibus DP

Supply voltage limits

170...264 V

Prospective line Isc

22 kA

Continuous output current

27.5 A 4 kHz

Output frequency

0...500 Hz

Nominal switching frequency

4 kHz

Switching frequency

2...16 kHz adjustable

Transient overtorque

170...200 % of nominal motor torque

Braking torque

150 % 60 s with braking resistor100 % with braking resistor continuously150 % without braking resistor

Regulation loop

Frequency PI regulator

Motor slip compensation

AdjustableSuppressableAutomatic whatever the load

Output voltage

<= power supply voltage

Tightening torque

Al1, Al2, Al3, AOV, AOC, R1A, R1B, R1C, R2A, R2B, LI1...LI6 5.3 lbf.in (0.6 N.m)L1, L2, L3, U, V, W, PA, PB, PA/+, PC/- 22.1 lbf.in (2.5 N.m)

Insulation

Electrical between power and control

Analogue input number

Analogue input type

AI1 configurable voltage 0...10 V 30 V max 30000 OhmAI2 configurable voltage +/- 10 V 30 V max 30000 OhmAI3 configurable current 0...20 mA 250 Ohm

Sampling duration

AI1, AI2, AI3 8 ms analogLI1...LI6 4 ms discrete

Response time

AOV, AOC 8 ms analogR1A, R1B, R1C, R2A, R2B 8 ms discrete

Linearity error

+/- 0.2 % output

Analogue output number

Analogue output type

AOC configurable current 0...20 mA 800 Ohm 8 bitsAOV configurable voltage 0...10 V 470 Ohm 8 bits

Discrete input logic

Logic input not wired LI1...LI4), < 13 VNegative logic (source) LI1...LI6), > 19 VPositive logic (source) LI1...LI6), < 5 V, > 11 V

Discrete output number

Discrete output type

Configurable relay logic R1A, R1B, R1C) 1 NO + 1 NC - 100000 cyclesConfigurable relay logic R2A, R2B) NC - 100000 cycles

Minimum switching current

R1-R2 10 mA 5 V DC

Maximum switching current

R1-R2 2 A 250 V AC inductive, cos phi = 0.4 7 msR1-R2 2 A 30 V DC inductive, cos phi = 0.4 7 msR1-R2 5 A 250 V AC resistive, cos phi = 1 0 msR1-R2 5 A 30 V DC resistive, cos phi = 1 0 ms

Discrete input number

Discrete input type

LI1...LI6) programmable 24 V, 0...100 mA PLC 3500 Ohm

Acceleration and deceleration ramps

S, U or customizedLinear adjustable separately from 0.1 to 999.9 s

Braking to standstill

By DC injection

Protection type

Input phase breaks driveLine supply overvoltage and undervoltage safety circuits driveLine supply phase loss safety function, for three phases supply driveMotor phase breaks driveOvercurrent between output phases and earth (on power up only) driveOverheating protection driveShort-circuit between motor phases driveThermal protection motor

Insulation resistance

>= 500 mOhm 500 V DC for 1 minute

Local signalling

for drive voltage 1 LED (red) for CANopen bus status four 7-segment display units

Time constant

5 ms for reference change

Frequency resolution

Analog input 0.1...100 HzDisplay unit 0.1 Hz

Connector type

1 RJ45 Modbus/CANopen

Physical interface

RS485 multidrop serial link

Transmission frame

RTU

Transmission Rate

10, 20, 50, 125, 250, 500 kbps or 1 Mbps CANopen4800, 9600 or 19200 bps Modbus

Number of addresses

1...127 CANopen1...247 Modbus

Number of drive

127 CANopen31 Modbus

marking

Operating position

Vertical +/- 10 degree

Outer dimension

232 x 180 x 170 mm

Height

9.1 in (232 mm)

Width

7.09 in (180 mm)

Depth

6.8 in (172 mm)

Net Weight

14.1 lb(US) (6.4 kg)

Dielectric strength

2040 V DC between earth and power terminals2880 V AC between control and power terminals

Electromagnetic compatibility

1.2/50 Âµs - 8/20 Âµs surge immunity test level 3 IEC 61000-4-5Electrical fast transient/burst immunity test level 4 IEC 61000-4-4Electrostatic discharge immunity test level 3 IEC 61000-4-2Radiated radio-frequency electromagnetic field immunity test level 3 IEC 61000-4-3

Standards

IEC 61800-3IEC 61800-5-1

Product Certifications

C-tickNOMCSAGOSTULDNV

Pollution degree

Protective treatment

Vibration resistance

1 gn 13...150 Hz)EN/IEC 60068-2-61.5 mm 3...13 Hz)EN/IEC 60068-2-6

Shock resistance

15 gn 11 ms EN/IEC 60068-2-27

Relative humidity

5...95 % without condensation IEC 60068-2-35...95 % without dripping water IEC 60068-2-3

Ambient Air Temperature for Storage

-13...158 °F (-25...70 °C)

Ambient air temperature for operation

14...122 °F (-10...50 °C) without derating with protective cover on top of the drive)14...140 °F (-10...60 °C) with derating factor without protective cover on top of the drive)

Operating altitude

<= 3280.84 ft (1000 m) without derating3280.84...9842.52 ft (1000...3000 m) with current derating 1 % per 100 m