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VARIABLE SPEED DRIVE
variable speed drive, Altivar Machine ATV340, 2.2kW, heavy duty, 400V, 3 phases
SKU ATV340U22N4Schneider Electric ATV340U22N4 is a variable speed drive in the Altivar Machine ATV340 range. Key specifications include motor power: 3 kW for normal duty; supply voltage: 380...480 V - 15...10 %; supply phases: 3 phases.
3 kW for normal dutyMotor power
380...480 V - 15...10 %Supply voltage
3 phasesSupply phases
PRODUCT DATA
Technical specifications
Source: Schneider Electric product catalog.
Verified September 06, 2026.
| Product reference | ATV340U22N4 |
|---|---|
| Range of product | Altivar Machine ATV340 |
| Product or component type | Variable speed drive |
| Product specific application | Machine |
| Mounting mode | Cabinet mount |
| Variant | Standard version |
| Communication port protocol | Modbus serial |
| Option card | Communication module, Profibus DP V1 Communication module, PROFINET Communication module, DeviceNet Communication module, CANopen Communication module, EtherCAT |
| Network number of phases | 3 phases |
| Supply frequency | 50...60 Hz +/- 5 % |
| [Us] rated supply voltage | 380...480 V - 15...10 % |
| nominal output current | 5.6 A |
| Motor power kW | 3 kW for normal duty 2.2 kW for heavy duty |
| Motor power hp | 3 hp for normal duty 3 hp for heavy duty |
| EMC filter | Class C3 EMC filter integrated |
| IP degree of protection | IP20 |
| Discrete input number | 5 |
| Discrete input type | PTI programmable as pulse input: 0…30 kHz, 24 V DC (30 V) DI1...DI5 safe torque off, 24 V DC (30 V), impedance: 3.5 kOhm programmable |
| number of preset speeds | 16 preset speeds |
| Discrete output number | 2.0 |
| Discrete output type | Programmable output DQ1, DQ2 30 V DC 100 mA |
| Analogue input number | 2 |
| Analogue input type | AI1 software-configurable current: 0...20 mA, impedance: 250 Ohm, resolution 12 bits AI1 software-configurable temperature probe or water level sensor AI1 software-configurable voltage: 0...10 V DC, impedance: 31.5 kOhm, resolution 12 bits AI2 software-configurable voltage: - 10...10 V DC, impedance: 31.5 kOhm, resolution 12 bits |
| Analogue output number | 1 |
| Analogue output type | Software-configurable voltage AQ1: 0...10 V DC impedance 470 Ohm, resolution 10 bits Software-configurable current AQ1: 0...20 mA impedance 500 Ohm, resolution 10 bits |
| Relay output number | 2 |
| Output voltage | <= power supply voltage |
| Relay output type | Relay outputs R1A Relay outputs R1C electrical durability 100000 cycles Relay outputs R2A Relay outputs R2C electrical durability 100000 cycles |
| Maximum switching current | Relay output R1C on resistive load, cos phi = 1: 3 A at 250 V AC Relay output R1C on resistive load, cos phi = 1: 3 A at 30 V DC Relay output R1C on inductive load, cos phi = 0.4 and L/R = 7 ms: 2 A at 250 V AC Relay output R1C on inductive load, cos phi = 0.4 and L/R = 7 ms: 2 A at 30 V DC Relay output R2C on resistive load, cos phi = 1: 5 A at 250 V AC Relay output R2C on resistive load, cos phi = 1: 5 A at 30 V DC Relay output R2C on inductive load, cos phi = 0.4 and L/R = 7 ms: 2 A at 250 V AC Relay output R2C on inductive load, cos phi = 0.4 and L/R = 7 ms: 2 A at 30 V DC |
| Minimum switching current | Relay output R1B: 5 mA at 24 V DC Relay output R2C: 5 mA at 24 V DC |
| Physical interface | 2-wire RS 485 |
| Connector type | 1 RJ45 |
| Method of access | Slave Modbus RTU |
| Transmission rate | 4.8 kbit/s 9.6 kbit/s 19.2 kbit/s 38.4 kbit/s |
| Transmission frame | RTU |
| Number of addresses | 1…247 |
| Data format | 8 bits, configurable odd, even or no parity |
| Type of polarization | No impedance |
| 4 quadrant operation possible | True |
| Asynchronous motor control profile | Constant torque standard Optimized torque mode Variable torque standard |
| Synchronous motor control profile | Reluctance motor Permanent magnet motor |
| Pollution degree | 2 |
| Maximum output frequency | 0.599 kHz |
| Acceleration and deceleration ramps | Linear adjustable separately from 0.01...9999 s S, U or customized |
| Motor slip compensation | Can be suppressed Automatic whatever the load Not available in permanent magnet motor law Adjustable |
| Switching frequency | 2...16 kHz adjustable 4...16 kHz with derating factor |
| Nominal switching frequency | 4 kHz |
| Braking to standstill | By DC injection |
| Brake chopper integrated | True |
| Line current | 8.4 A at 380 V without line choke (heavy duty) 6.6 A at 480 V without line choke (heavy duty) 6.6 A at 380 V with external line choke (normal duty) 5.3 A at 480 V with external line choke (normal duty) 5.1 A at 380 V with external line choke (heavy duty) 4.1 A at 480 V with external line choke (heavy duty) |
| Maximum input current | 8.4 A |
| Maximum output voltage | 480 V |
| Apparent power | 5.2 kVA at 480 V (normal duty) 5.5 kVA at 480 V (heavy duty) |
| Maximum transient current | 7.9 A during 60 s (normal duty) 9.7 A during 2 s (normal duty) 10.1 A during 2 s (heavy duty) 8 A during 60 s (heavy duty) |
| Electrical connection | Line side: screw terminal 1.5...4 mm²/14 AWG...12 AWG DC bus: screw terminal 4...6 mm²/12 AWG...10 AWG Motor: screw terminal 1.5...4 mm²/14 AWG...12 AWG Control: screw terminal 0.2...2.5 mm²/24 AWG...12 AWG |
| Prospective line Isc | 5 kA |
| Base load current at high overload | 5.6 A |
| Base load current at low overload | 7.2 A |
| Power dissipation in W | Natural convection: 65 W at 380 V, switching frequency 4 kHz (heavy duty) Forced convection: 65 W at 380 V, switching frequency 4 kHz (heavy duty) Natural convection: 80 W at 380 V, switching frequency 4 kHz (normal duty) Forced convection: 80 W at 380 V, switching frequency 4 kHz (normal duty) |
| With safety function Safely Limited Speed (SLS) | True |
| With safety function Safe brake management (SBC/SBT) | True |
| With safety function Safe Operating Stop (SOS) | False |
| With safety function Safe Position (SP) | False |
| With safety function Safe programmable logic | False |
| With safety function Safe Speed Monitor (SSM) | False |
| With safety function Safe Stop 1 (SS1) | True |
| With sft fct Safe Stop 2 (SS2) | False |
| With safety function Safe torque off (STO) | True |
| With safety function Safely Limited Position (SLP) | False |
| With safety function Safe Direction (SDI) | False |
| Protection type | Thermal protection: motor Safe torque off: motor Motor phase loss: motor Thermal protection: drive Safe torque off: drive Overheating: drive Overcurrent: drive Output overcurrent between motor phase and earth: drive Output overcurrent between motor phases: drive Short-circuit between motor phase and earth: drive Short-circuit between motor phases: drive Motor phase loss: drive DC Bus overvoltage: drive Line supply overvoltage: drive Line supply undervoltage: drive Input supply loss: drive Exceeding limit speed: drive Break on the control circuit: drive |
| Width | 85.0 mm |
| Height | 270.0 mm |
| Depth | 232.5 mm |
| Net weight | 1.8 kg |
| Continuous output current | 7.2 A at 4 kHz for normal duty 5.6 A at 4 kHz for heavy duty |
| Operating altitude | <= 3000 m with current derating above 1000m |
| Operating position | Vertical +/- 10 degree |
| Product certifications | UL CSA TÜV EAC CTick |
| Marking | CE |
| Standards | IEC 61800-3 IEC 61800-5-1 IEC 60721-3 IEC 61508 IEC 13849-1 UL 618000-5-1 UL 508C |
| Assembly style | With heat sink |
| Electromagnetic compatibility | 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 Electrical fast transient/burst immunity test level 4 conforming to IEC 61000-4-4 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 |
| Environmental class (during operation) | Class 3C3 according to IEC 60721-3-3 Class 3S3 according to IEC 60721-3-3 |
| Maximum acceleration under shock impact (during operation) | 70 m/s² at 22 ms |
| Maximum acceleration under vibrational stress (during operation) | 5 m/s² at 9...200 Hz |
| Maximum deflection under vibratory load (during operation) | 1.5 mm at 2...9 Hz |
| Permitted relative humidity (during operation) | Class 3K5 according to EN 60721-3 |
| Volume of cooling air | 18.0 m3/h |
| Type of cooling | Forced convection |
| Overvoltage category | Class III |
| Regulation loop | Adjustable PID regulator |
| Noise level | 55.4 dB |
| Ambient air transport temperature | -40…70 °C |
| Ambient air temperature for operation | -15…50 °C without derating (vertical position) 50…60 °C with derating factor (vertical position) |
| Ambient air temperature for storage | -40…70 °C |
| Isolation | Between power and control terminals |
For complete electrical ratings, applicable standards, connection requirements and installation instructions, consult the official Schneider Electric reference ↗.
