ATV31H055N4A

Name: ATV31H055N4A
Brand: Schneider
SKU: ATV31H055N4A

Efficient variable speed drive with EMC filter and IP20 protection for reliable motor control.

Product ModelATV31H055N4A

Product ID109822

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
FeatureEfficient motor control with EMC filter
2
FeatureIP20 protection for reliable operation
3
FeatureCompact design for easy integration
4
FeatureWide range of applications in industrial settings
5
FeatureHigh-performance drive for asynchronous and synchronous motors

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

Product or Component Type

Variable speed drive

Product Specific Application

Simple machine

Component name

ATV31

Assembly style

With heat sink

Variant

With drive order potentiometer

[Us] rated supply voltage

380...500 V - 5...5 %

Supply frequency

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

Phase

3 phase

Motor power kW

0.55 kW 4 kHz

Maximum Horse Power Rating

0.75 hp 4 kHz

Line current

2.2 A 500 V2.8 A 380 V, Isc = 1 kA

Apparent power

1.8 kVA

Prospective line Isc

1 kA

Nominal output current

1.9 A 4 kHz

Maximum transient current

2.9 A 60 s

Power dissipation in W

37 W at nominal load

Asynchronous motor control profile

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

Analogue input number

Product destination

Asynchronous motors

Supply voltage limits

323...550 V

Network Frequency

47.5...63 Hz

Output frequency

0.0005...0.5 kHz

Nominal switching frequency

4 kHz

Switching frequency

2...16 kHz adjustable

Speed range

1...50

Transient overtorque

150...170 % 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

SuppressableAdjustableAutomatic whatever the load

Output voltage

<= power supply voltage

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 0.004 inÂ² (2.5 mmÂ²) AWG 14

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/- 7.08 lbf.in (0.8 N.m)

Insulation

Electrical between power and control

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

Analogue input type

AI3 configurable current 0...20 mA 250 OhmAI1 configurable voltage 0...10 V 30 V max 30000 OhmAI2 configurable voltage +/- 10 V 30 V max 30000 OhmAIP potentiometer reference 8 ms 10 bits +/- 4.3 % +/- 0.2 %

Sampling duration

LI1...LI6 4 ms discreteAI1, AI2, AI3 8 ms analog

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

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

Linear adjustable separately from 0.1 to 999.9 sS, U or customized

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

Display type

1 LED Red)drive voltageFour 7-segment display unitsCANopen bus status

Time constant

5 ms for reference change

Frequency resolution

Display unit 0.1 HzAnalog input 0.1...100 Hz

Connector type

1 RJ45 CANopen via VW3 CANTAP2 adaptor1 RJ45 Modbus

Physical interface

RS485 multidrop serial link CANopen via VW3 CANTAP2 adaptorRS485 multidrop serial link Modbus

Transmission frame

RTU CANopen via VW3 CANTAP2 adaptorRTU Modbus

Transmission Rate

10, 20, 50, 125, 250, 500 kbps or 1 Mbps CANopen via VW3 CANTAP2 adaptor4800, 9600 or 19200 bps Modbus

Number of addresses

1...127 CANopen via VW3 CANTAP2 adaptor1...247 Modbus

Number of drive

127 CANopen via VW3 CANTAP2 adaptor31 Modbus

marking

Operating position

Vertical +/- 10 degree

Net Weight

4.0 lb(US) (1.8 kg)

Dielectric strength

2410 V DC between earth and power terminals3400 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

EN 50178

Product Certifications

ULC-tickN998CSA

IP degree of protection

On upper part: IP20 (without cover plate)On connection terminals: IP21On upper part: IP31On upper part: IP41

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 derating>= 3280.84 ft (1000 m) with current derating 1 % per 100 m