Main image of ATV71HU55N4 | Schneider Electric 5.5 kW Variable Speed Drive

ATV71HU55N4 | Schneider Electric 5.5 kW Variable Speed Drive

ATV71HU55N4
Manufacturer: N/A
Series: N/A
Model Number: ATV71HU55N4
Weight: N/A
Condition: In Stock
Availability: 100% Original Brand New
Product Origin: U.S.A
Shipping port: Xiamen
Warranty: 12 Month

Why the ATV71HU55N4 Belongs on Your Cost-Reduction Shortlist

Downtime is the most expensive part of any production line. The Schneider Electric ATV71HU55N4 variable speed drive from the Altivar 71 line delivers 5.5 kW (7.5 hp) of motor control for complex, high-power machines — and every specification on this unit is designed to cut energy waste and protect expensive equipment.

This three-phase drive accepts 380...480 V and supports both asynchronous and synchronous motors. That flexibility means one spare unit can serve multiple machines on your floor, reducing the number of part numbers you need to stock.

Figure 1: Front view of the Schneider Electric ATV71HU55N4 Variable speed drive showing its physical design and enclosure.

Key Parameters That Drive Real Savings

  • Motor power: 5.5 kW (7.5 hp), three-phase 380...480 V
  • Supply voltage: 380...480 V (-15% to +10%)
  • Voltage type: Three-phase AC voltage
  • Supported motors: Asynchronous and synchronous
  • Control type: Sensorless vector, flux vector
  • Switching frequency: Up to 16 kHz
  • Maximum cable length: 50 m shielded / 100 m unshielded
  • Enclosure rating: IP20
  • Weight: 20.00 lbs (9.07 kg)

Each value carries a cost implication. The wide voltage tolerance absorbs supply fluctuations that would otherwise trip lesser drives, avoiding nuisance stoppages. Sensorless vector control delivers smooth torque without an encoder, so you skip the purchase and wiring cost of feedback devices on standard applications. A switching frequency up to 16 kHz keeps motor noise and heating low, extending motor life.

Where the ATV71HU55N4 Pays for Itself

Material handling and conveying. The 5.5 kW rating suits conveyors, mixers and pumps running on 380...480 V three-phase supplies. Sensorless vector control maintains torque at low speed, so heavy loads start smoothly instead of stalling.

Retrofit and upgrade projects. When an older drive fails, the ATV71HU55N4 slots into the same power class. Its support for both asynchronous and synchronous motors means you can standardise spares across mixed motor fleets — one part number covering more assets.

Process lines with long motor runs. Shielded cable runs up to 50 m, or 100 m unshielded, let you mount the drive in a central cabinet instead of on the machine, simplifying maintenance access and reducing installation labour.

Figure 2: Technical layout and connection details for the Schneider Electric ATV71HU55N4 Variable speed drive.

Installation and Setup Notes

The ATV71HU55N4 ships with an integrated heat sink and an IP20 enclosure, so it belongs inside a control cabinet in a clean, dry environment. Plan for adequate vertical clearance — the unit weighs 20.00 lbs (9.07 kg) and mounts vertically. Confirm your motor cable type and length against the shielded/unshielded limits before wiring.

Because this drive supports CANopen and Modbus communication, integration into an existing control network is straightforward. Wiring into such networks may require an external gateway or connection module; confirm cables and gateways with your supplier before ordering.

Maintenance That Protects Your Investment

Inspect the heat sink and cabinet filters on a regular schedule — blocked airflow is the leading cause of drive overheating. Check terminal tightness during planned shutdowns and monitor motor cable condition, especially on long runs. Keep ambient conditions within the drive's operating range and avoid condensation. These simple steps protect a 5.5 kW asset that keeps your line running.

Selection Checklist Before You Buy

Verify the motor nameplate matches 5.5 kW (7.5 hp) and that your supply falls within 380...480 V three-phase. Confirm whether your application needs sensorless vector or flux vector control, and check cable distances against the 50 m shielded / 100 m unshielded limits. If you are unsure, SpareTech Plc offers expert technical selection support to match the right drive to your machine.

Please verify current lifecycle status and availability with SpareTech Plc before ordering.

Contact SpareTech Plc today for pricing and availability.



Attention: The above product information is sourced from the internet and cannot be guaranteed to be authentic. For specific product parameters and prices, please contact SpareTech PLC professionals in a timely manner.
Brand Name
Model No.ATV71HU55N4
Product TypeVariable speed drive
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The ATV71HU55N4 from Schneider Electric is a variable speed drive engineered for effective motor control. With a power rating of 5.5 kW (7.5 hp), it accommodates a variety of motor types, including both asynchronous and synchronous options.Technical specifications for ATV71HU55N4 Manufacturer Schneider Electric Product Type Variable speed drive Product Line Altivar 71 Part Number ATV71HU55N4 UPC 785901785606 Weight 20.00 lbs (9.07 kg) Motor Power (kW) 5.5 kW Motor Power (hp) 7.5 hp Maximum Cable Length 50 m (shielded) / 100 m (unshielded) Power Supply Voltage 380...480 V (-15% to +10%) Voltage Type Three-phase AC voltage Supported Motor Types Asynchronous, synchronous Control Type Sensorless vector, flux vector Switching Frequency Up to 16 kHz Enclosure Rating IP20 Request a RepairDescription The Schneider Electric ATV71HU55N4 is a sophisticated variable speed drive tailored for precise motor management. This unit can deliver a motor power of 5.5 kW, equating to approximately 7.5 hp, making it suitable for diverse applications. It functions effectively with three-phase AC voltage levels ranging between 380 and 480 volts, accommodating fluctuations of -15% to +10%.The drive can support asynchronous and synchronous motor types, enhancing its versatility in various industrial scenarios. Moreover, it provides flexibility in installation, supporting maximum cable lengths of up to 50 meters for shielded connections and up to 100 meters for unshielded connections.Control over the motor is achieved through advanced sensorless vector or flux vector technology, allowing for smooth and efficient operation. The unit is capable of a switching frequency of up to 16 kHz, ensuring seamless performance across different applications. Additionally, the enclosure is rated IP20, indicating suitability for indoor use in non-harsh environments, offering basic protection against dust and contact.Altivar 71 Product or Component Type Variable speed drive Product Specific Application Complex, high-power machines Component name ATV71 Motor power kW 5.5 kW, 3 phase 380...480 V Maximum Horse Power Rating 7.5 hp, 3 phase 380...480 V Maximum motor cable length 164.04 ft (50 m) shielded cable 328.08 ft (100 m) unshielded cable power supply voltage 380...480 V - 15...10 % Phase 3 phase Line current 17 A 480 V 3 phase 5.5 kW / 7.5 hp 20.3 A 380 V 3 phase 5.5 kW / 7.5 hp EMC filter Integrated Assembly style With heat sink Apparent power 13.4 kVA 380 V 3 phase 5.5 kW / 7.5 hp Prospective line Isc 22 kA 3 phase Nominal output current 11 A 4 kHz 460 V 3 phase 5.5 kW / 7.5 hp 14.3 A 4 kHz 380 V 3 phase 5.5 kW / 7.5 hp Maximum transient current 21.5 A 60 s 3 phase 5.5 kW / 7.5 hp 23.6 A 2 s 3 phase 5.5 kW / 7.5 hp Output frequency 0.1…599 Hz Nominal switching frequency 4 kHz Switching frequency 1...16 kHz adjustable 4...16 kHz with derating factor Asynchronous motor control profile Sensorless flux vector control (SFVC) (voltage or current vector) Voltage/frequency ratio (2 or 5 points) ENA (Energy adaptation) system for unbalanced loads Flux vector control (FVC) with sensor (current vector) Type of polarization No impedance Modbus Complementary Product destination Synchronous motors Asynchronous 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 feedback 1…1000 asynchronous motor in closed-loop mode with encoder feedback 1…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 minutes 220 % +/- 10 % 2 s Braking torque <= 150 % with braking or hoist resistor 30 % without braking resistor Synchronous motor control profile Vector control without speed feedback Regulation loop Adjustable PI regulator Motor slip compensation Adjustable Suppressable Not available in voltage/frequency ratio (2 or 5 points) Automatic whatever the load diagnostic 1 LED (red) for drive voltage 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 / PVC With an IP21 or an IP31 kit 3 IEC cable 104 °F (40 °C), copper 70 °C / PVC Without mounting kit 1 IEC cable 113 °F (45 °C), copper 70 °C / PVC Without mounting kit 1 IEC cable 113 °F (45 °C), copper 90 °C / XLPE/EPR Electrical connection Terminal 2.5 mm², AWG 14 AI1-/AI1+, AI2, AO1, R1A, R1B, R1C, R2A, R2B, LI1...LI6, PWR) Terminal 6 mm², AWG 8 L1/R, L2/S, L3/T, U/T1, V/T2, W/T3, PC/-, PO, PA/+, PA, PB) Tightening torque 5.3 lbf.in (0.6 N.m) AI1-/AI1+, AI2, AO1, R1A, R1B, R1C, R2A, R2B, LI1...LI6, PWR) 26.6 lbf.in (3 N.m), 26.5 lb.in L1/R, L2/S, L3/T, U/T1, V/T2, W/T3, PC/-, PO, PA/+, PA, PB) Supply Internal supply for reference potentiometer (1 to 10 kOhm) 10.5 V DC +/- 5 %, <10 mA overload and short-circuit protection Internal supply 24 V DC 21…27 V), <200 mA overload and short-circuit protection Analogue input number 2 Analogue input type AI1-/Al1+ bipolar differential voltage +/- 10 V DC 24 V max 11 bits + sign AI2 software-configurable current 0...20 mA 242 Ohm 11 bits AI2 software-configurable voltage 0...10 V DC 24 V max 30000 Ohm 11 bits input sampling time 2 ms +/- 0.5 ms AI1-/Al1+) - analog 2 ms +/- 0.5 ms Al2) - analog 2 ms +/- 0.5 ms LI1...LI5) - discrete 2 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 analog R1A, R1B, R1C 7 ms +/- 0.5 ms discrete R2A, 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 1 Analogue output type AO1 software-configurable logic output 10 V 20 mA AO1 software-configurable current 0...20 mA 500 Ohm 10 bits AO1 software-configurable voltage 0...10 V DC 470 Ohm 10 bits Discrete output number 2 Discrete output type Configurable relay logic R1A, R1B, R1C) NO/NC - 100000 cycles Configurable 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 = 0.4 R1, R2 2 A 30 V DC inductive, cos phi = 0.4 R1, R2 5 A 250 V AC resistive, cos phi = 1 R1, R2 5 A 30 V DC resistive, cos phi = 1 Discrete input number 7 Discrete input type LI1...LI5 programmable 24 V DC level 1 PLC 3500 Ohm LI6 switch-configurable 24 V DC level 1 PLC 3500 Ohm LI6 switch-configurable PTC probe 0…6 1500 Ohm PWR safety input 24 V DC 1500 Ohm ISO 13849-1 level d Discrete input logic Negative logic (sink) LI1...LI5), > 16 V, < 10 V Positive logic (source) LI1...LI5), < 5 V, > 11 V Negative logic (sink) LI6)if configured as logic input, > 16 V, < 10 V Positive logic (source) LI6)if configured as logic input, < 5 V, > 11 V Acceleration and deceleration ramps Linear adjustable separately from 0.01 to 9000 s Automatic adaptation of ramp if braking capacity exceeded, by using resistor S, U or customized Braking to standstill By DC injection Protection type Against exceeding limit speed drive Against input phase loss drive Break on the control circuit drive Input phase breaks drive Line supply overvoltage drive Line supply undervoltage drive Overcurrent between output phases and earth drive Overheating protection drive Overvoltages on the DC bus drive Short-circuit between motor phases drive Thermal protection drive Motor phase break motor Power removal motor Thermal protection motor Insulation resistance > 1 mOhm 500 V DC for 1 minute to earth Frequency resolution Analog input 0.024/50 Hz Display unit 0.1 Hz Communication Port Protocol CANopen Modbus Connector type 1 RJ45 on front face)Modbus 1 RJ45 on terminal)Modbus Male 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 terminal 9600 bps, 19200 bps Modbus on front face 20 kbps, 50 kbps, 125 kbps, 250 kbps, 500 kbps, 1 Mbps CANopen Data format 8 bits, 1 stop, even parity Modbus on front face 8 bits, odd even or no configurable parity Modbus on terminal Number of addresses 1…127 CANopen 1…247 Modbus Method of access Slave CANopen Marking CE Operating position Vertical +/- 10 degree Height 11.6 in (295 mm) Depth 7.4 in (187 mm) Width 6.9 in (175 mm) Net Weight 12.1 lb(US) (5.5 kg) Functionality Full Specific application Other applications Option card Communication card CC-Link Controller inside programmable card Communication card DeviceNet Communication card EtherNet/IP Communication card Fipio I/O extension card Communication card Interbus-S Interface card for encoder Communication card Modbus Plus Communication card Modbus TCP Communication card Modbus/Uni-Telway Overhead crane card Communication card Profibus DP Communication card Profibus DP V1 Environment Noise level 55.6 dB 86/188/EEC Dielectric strength 3535 V DC between earth and power terminals 5092 V DC between control and power terminals Electromagnetic compatibility 1.2/50 µs - 8/20 µs surge immunity test level 3 conforming to IEC 61000-4-5 Conducted radio-frequency immunity test level 3 conforming to IEC 61000-4-6 Electrical fast transient/burst immunity test level 4 conforming to IEC 61000-4-4 Electrostatic discharge immunity test level 3 conforming to IEC 61000-4-2 Radiated radio-frequency electromagnetic field immunity test level 3 conforming to IEC 61000-4-3 Voltage dips and interruptions immunity test conforming to IEC 61000-4-11 Standards IEC 60721-3-3 class 3C1 EN/IEC 61800-5-1 UL Type 1 EN 61800-3 environments 2 category C3 IEC 60721-3-3 class 3S2 EN/IEC 61800-3 EN 61800-3 environments 1 category C3 EN 55011 class A group 2 Product Certifications GOST CSA NOM 117 UL C-tick Pollution degree 2 EN/IEC 61800-5-1 IP degree of protection IP20 Vibration resistance 1 gn (f= 13…200 Hz) conforming to EN/IEC 60068-2-6 1.5 mm peak to peak (f= 3…13 Hz) conforming to EN/IEC 60068-2-6 Shock resistance 15 gn 11 ms EN/IEC 60068-2-27 Relative humidity 5…95 % without condensation IEC 60068-2-3 5…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 derating 3280.84...9842.52 ft (1000...3000 m) with current derating 1 % per 100 m Ordering and shipping details Category US1CP4C22131 Discount Schedule CP4C GTIN 00785901785606 Returnability No
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