ATV312H055N4B

Name: ATV312H055N4B
Brand: Schneider
SKU: ATV312H055N4B

High-performance variable speed drive for industrial applications.

Product ModelATV312H055N4B

Product ID33882

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
FeatureCompact design for easy integration into industrial machines.
2
FeatureSuitable for a wide range of applications including materials handling and packaging.
3
FeatureSensorless flux vector control for precise speed control.
4
FeatureIntegrated EMC filter for reduced electromagnetic interference.
5
FeatureCompatible with CANopen and Modbus protocols for seamless communication.

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

0.55 kW

Maximum Horse Power Rating

0.75 hp

[Us] rated supply voltage

380...500 V - 15...10 %

Supply frequency

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

Phase

3 phase

Line current

2.8 A 380 V, Isc = 5 kA2.2 A 500 V

EMC filter

Integrated

Apparent power

1.8 kVA

Maximum transient current

2.9 A 60 s

Power dissipation in W

37 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

L1, L2, L3, U, V, W, PA, PB, PA/+, PC/- terminal 0.008 inÂ² (5 mmÂ²) AWG 10

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

ModbusCANopen

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

323...550 V

Prospective line Isc

5 kA

Continuous output current

1.9 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

AdjustableAutomatic whatever the loadSuppressable

Output voltage

<= power supply voltage

Tightening torque

L1, L2, L3, U, V, W, PA, PB, PA/+, PC/- 10.6 lbf.in (1.2 N.m)

Insulation

Electrical between power and control

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

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

Height

5.6 in (143 mm)

Width

4.2 in (107 mm)

Depth

6.0 in (152 mm)

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

IEC 61800-5-1IEC 61800-3

Product Certifications

NOMCSADNVGOSTC-tickUL

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