ATV71HC28N4

Name: ATV71HC28N4
Brand: Schneider
SKU: ATV71HC28N4

The Altivar 71 variable-speed drive by Schneider Electric offers high motor performance, real-time data management, and flexible communication options for industrial and process equipment.

Product ModelATV71HC28N4

Product ID29373

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
Feature-

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 71

Product or Component Type

Variable speed drive

Product Specific Application

Complex, high-power machines

Component name

ATV71

Motor power kW

280 kW, 3 phase 380...480 V

Maximum Horse Power Rating

450 hp, 3 phase 380...480 V

Maximum motor cable length

328.08 ft (100 m) shielded cable656.2 ft (200 m) unshielded cable

power supply voltage

380...480 V - 15...10 %

Phase

3 phase

Line current

396 A 480 V 3 phase 280 kW / 450 hp494 A 380 V 3 phase 280 kW / 450 hp

EMC filter

Integrated

Assembly style

With heat sink

Variant

Reinforced version

Apparent power

325.1 kVA 380 V 3 phase 280 kW / 450 hp

Prospective line Isc

50 kA 3 phase

Nominal output current

550 A 2.5 kHz 380 V 3 phase 280 kW / 450 hp550 A 2.5 kHz 460 V 3 phase 280 kW / 450 hp

Maximum transient current

825 A 60 s 3 phase 280 kW / 450 hp907 A 2 s 3 phase 280 kW / 450 hp

Output frequency

0.1...500 Hz

Nominal switching frequency

2.5 kHz

Switching frequency

2.5...8 kHz adjustable2.5...8 kHz with derating factor

Asynchronous motor control profile

Voltage/frequency ratio (2 or 5 points)Flux vector control (FVC) with sensor (current vector)Sensorless flux vector control (SFVC) (voltage or current vector)ENA (Energy adaptation) system for unbalanced loads

Type of polarization

No impedance Modbus

Product destination

Asynchronous motorsSynchronous motors

power supply voltage limits

323...528 V

power supply frequency

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

power supply frequency limits

47.5...63 Hz

Speed range

1...100 asynchronous motor in open-loop mode, without speed feedback1...1000 asynchronous motor in closed-loop mode with encoder feedback1...50 synchronous motor in open-loop mode, without speed feedback

Speed accuracy

+/- 0.01 % of nominal speed in closed-loop mode with encoder feedback 0.2 Tn to Tn+/- 10 % of nominal slip without speed feedback 0.2 Tn to Tn

Torque accuracy

+/- 15 % in open-loop mode, without speed feedback+/- 5 % in closed-loop mode with encoder feedback

Transient overtorque

170 % +/- 10 % 60 s every 10 minutes220 % +/- 10 % 2 s

Braking torque

<= 150 % with braking or hoist resistor30 % without braking resistor

Synchronous motor control profile

Vector control without speed feedback

Regulation loop

Adjustable PI regulator

Motor slip compensation

Automatic whatever the loadNot available in voltage/frequency ratio (2 or 5 points)AdjustableSuppressable

diagnostic

for drive voltage 1 LED (red)

Output voltage

<= power supply voltage

Insulation

Electrical between power and control

type of cable for mounting in an enclosure

With a NEMA Type1 kit 3 UL 508 cable 104 °F (40 °C), copper 75 °C / PVCWith an IP21 or an IP31 kit 3 IEC cable 104 °F (40 °C), copper 70 °C / PVCWithout mounting kit 1 IEC cable 113 °F (45 °C), copper 70 °C / PVCWithout mounting kit 1 IEC cable 113 °F (45 °C), copper 90 °C / XLPE/EPR

Electrical connection

Terminal 2.5 mmÂ², AWG 14 AI1-/AI1+, AI2, AO1, R1A, R1B, R1C, R2A, R2B, LI1...LI6, PWR)Terminal 4 x 185 mmÂ² L1/R, L2/S, L3/T, U/T1, V/T2, W/T3)Terminal 4 x 185 mmÂ² PC/-, PA/+)

Tightening torque

5.3 lbf.in (0.6 N.m) AI1-/AI1+, AI2, AO1, R1A, R1B, R1C, R2A, R2B, LI1...LI6, PWR)362.9 lbf.in (41 N.m), 360 lb.in L1/R, L2/S, L3/T, U/T1, V/T2, W/T3)362.9 lbf.in (41 N.m), 360 lb.in PC/-, PA/+)

Supply

Internal supply for reference potentiometer (1 to 10 kOhm) 10.5 V DC +/- 5 %, <10 mA overload and short-circuit protectionInternal supply 24 V DC 21...27 V), <200 mA overload and short-circuit protection

Analogue input number

Analogue input type

AI1-/Al1+ bipolar differential voltage +/- 10 V DC 24 V max 11 bits + signAI2 software-configurable current 0...20 mA 242 Ohm 11 bitsAI2 software-configurable voltage 0...10 V DC 24 V max 30000 Ohm 11 bits

input sampling time

2 ms +/- 0.5 ms AI1-/Al1+) - analog2 ms +/- 0.5 ms Al2) - analog2 ms +/- 0.5 ms LI1...LI5) - discrete2 ms +/- 0.5 ms LI6)if configured as logic input - discrete

Response time

<= 100 ms in STO (Safe Torque Off)AO1 2 ms +/- 0.5 ms analogR1A, R1B, R1C 7 ms +/- 0.5 ms discreteR2A, R2B 7 ms +/- 0.5 ms discrete

absolute accuracy precision

+/- 0.6 % AI1-/Al1+) for a temperature variation 60 °C+/- 0.6 % AI2) for a temperature variation 60 °C+/- 1 % AO1) for a temperature variation 60 °C

Linearity error

+/- 0.15 % of maximum value AI1-/Al1+, AI2)+/- 0.2 % AO1)

Analogue output number

Analogue output type

AO1 software-configurable logic output 10 V 20 mAAO1 software-configurable current 0...20 mA 500 Ohm 10 bitsAO1 software-configurable voltage 0...10 V DC 470 Ohm 10 bits

Discrete output number

Discrete output type

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

Minimum switching current

3 mA 24 V DC configurable relay logic

Maximum switching current

R1, R2 2 A 250 V AC inductive, cos phi = 0.4R1, R2 2 A 30 V DC inductive, cos phi = 0.4R1, R2 5 A 250 V AC resistive, cos phi = 1R1, R2 5 A 30 V DC resistive, cos phi = 1

Discrete input number

Discrete input type

LI1...LI5 programmable 24 V DC level 1 PLC 3500 OhmLI6 switch-configurable 24 V DC level 1 PLC 3500 OhmLI6 switch-configurable PTC probe 0...6 1500 OhmPWR safety input 24 V DC 1500 Ohm ISO 13849-1 level d

Discrete input logic

Negative logic (sink) LI1...LI5), > 16 V, < 10 VPositive logic (source) LI1...LI5), < 5 V, > 11 VNegative logic (sink) LI6)if configured as logic input, > 16 V, < 10 VPositive logic (source) LI6)if configured as logic input, < 5 V, > 11 V

Acceleration and deceleration ramps

Automatic adaptation of ramp if braking capacity exceeded, by using resistorLinear adjustable separately from 0.01 to 9000 sS, U or customized

Braking to standstill

By DC injection

Protection type

Against exceeding limit speed driveAgainst input phase loss driveBreak on the control circuit driveInput phase breaks driveLine supply overvoltage driveLine supply undervoltage driveOvercurrent between output phases and earth driveOverheating protection driveOvervoltages on the DC bus driveShort-circuit between motor phases driveThermal protection driveMotor phase break motorPower removal motorThermal protection motor

Insulation resistance

> 1 mOhm 500 V DC for 1 minute to earth

Frequency resolution

Analog input 0.024/50 HzDisplay unit 0.1 Hz

communication port protocol

ModbusCANopen

Connector type

1 RJ45 on front face)Modbus1 RJ45 on terminal)ModbusMale SUB-D 9 on RJ45CANopen

Physical interface

2-wire RS 485 Modbus

Transmission frame

RTU Modbus

Transmission rate

4800 bps, 9600 bps, 19200 bps, 38.4 Kbps Modbus on terminal9600 bps, 19200 bps Modbus on front face20 kbps, 50 kbps, 125 kbps, 250 kbps, 500 kbps, 1 Mbps CANopen

Data format

8 bits, 1 stop, even parity Modbus on front face8 bits, odd even or no configurable parity Modbus on terminal

Number of addresses

1...127 CANopen1...247 Modbus

Method of access

Slave CANopen

marking

Operating position

Vertical +/- 10 degree

Height

46.9 in (1190 mm)

Depth

14.8 in (377 mm)

Width

23.4 in (595 mm)

Net Weight

456.4 lb(US) (207 kg)

Functionality

Full

Specific application

Other applications

Option card

Communication card CC-LinkController inside programmable cardCommunication card DeviceNetCommunication card EtherNet/IPCommunication card FipioI/O extension cardCommunication card Interbus-SInterface card for encoderCommunication card Modbus PlusCommunication card Modbus TCPCommunication card Modbus/Uni-TelwayOverhead crane cardCommunication card Profibus DPCommunication card Profibus DP V1

Noise level

77 dB 86/188/EEC

Dielectric strength

3535 V DC between earth and power terminals5092 V DC between control and power terminals

Electromagnetic compatibility

1.2/50 Âµs - 8/20 Âµs surge immunity test level 3 IEC 61000-4-5Conducted radio-frequency immunity test level 3 IEC 61000-4-6Electrical 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 61000-4-3Voltage dips and interruptions immunity test IEC 61000-4-11

Standards

EN/IEC 61800-5-1IEC 60721-3-3 class 3C2EN 61800-3 environments 1 category C3EN/IEC 61800-3EN 55011 class A group 2UL Type 1EN 61800-3 environments 2 category C3

Product Certifications

NOM 117C-tickGOSTULCSA

Pollution degree

2 EN/IEC 61800-5-13 UL 840

IP degree of protection

IP20

Vibration resistance

0.6 gn 10...200 Hz)EN/IEC 60068-2-61.5 mm peak to peak 3...10 Hz)EN/IEC 60068-2-6

Shock resistance

4 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 operation

14...122 °F (-10...50 °C) without derating)

Ambient Air Temperature for Storage

-13...158 °F (-25...70 °C)

Operating altitude

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