Schneider ATV320U04N4B Altivar Machine ATV320 VFD 0.37 kW 380-500V 3 phase Book

The ATV320U04N4B is a Schneider Electric Altivar Machine ATV320 variable frequency drive rated at 0.37 kW for three-phase supply voltages from 380 to 500 V. Designed for complex machine applications in book format for cabinet mounting, it delivers sensorless flux vector and V/f motor control with an integrated Class C2 EMC filter and built-in braking resistor.

Technical specifications:

• Commercial reference: ATV320U04N4B
• Manufacturer: Schneider Electric
• EAN:
• Series / range: Altivar Machine ATV320
• Product type: Variable frequency drive
• Drive format: Book format
• Motor power: 0.37 kW
• Supply voltage: 380...500 V (-15...+10%)
• Rated output current: 1.5 A
• Line current: 2.1 A at 380 V / 1.6 A at 500 V
• Max output voltage: 500 V
• Short-circuit current (Isc): 5 kA
• Network frequency: 50...60 Hz
• Switching frequency: 2...16 kHz adjustable (rated 4 kHz)
• Max output frequency: 599 Hz
• Digital inputs: 7 (including STO, 24 V DC; DI5 configurable as pulse input 0...30 kHz)
• Digital outputs: 3 (open collector, 30 V DC, 100 mA)
• Analog inputs: 3 (AI1: 0...10 V DC; AI2: +/-10 V DC differential; AI3: 0...20 mA)
• Analog output: 1 (0...20 mA or 0...10 V DC, software configurable)
• Communication: Modbus serial, CANopen (integrated)
• EMC filter: Class C2 integrated
• IP protection: IP20
• Dimensions (WxHxD): 45 x 325 x 245 mm
• Weight: 2.5 kg
• Mounting: Cabinet mounting, vertical +/- 10 degrees
• Standard: IEC 61800-5-1
• Certifications: CE, ATEX, UL, CSA, EAC, RCM, NOM, GOST, KC

Features and benefits:

• Multiple motor control profiles including sensorless flux vector control and V/f (2-point and 5-point) for asynchronous motors, plus sensorless vector control for synchronous motors
• Integrated functional safety functions: STO (Safe Torque Off), SS1 (Safe Stop 1), and SLS (Safely Limited Speed)
• Built-in braking resistor and DC injection braking for controlled motor deceleration to standstill
• Transient overtorque of 170...200% of rated torque for demanding load conditions
• Expandable via optional communication modules for EtherCAT, Profibus DP V1, Profinet, Ethernet/IP, Ethernet Powerlink, and DeviceNet

Applications:

• Complex machinery requiring precise variable-speed motor control
• Cabinet-mounted industrial automation and control panels
• Machine building integrations using Modbus or CANopen fieldbus communication
• Applications requiring functional safety including STO and SS1 compliance

Compliant with IEC 61800-5-1. Part of the Schneider Electric Altivar Machine ATV320 range.

Also known as: Schneider ATV320U04N4B, Schneider Electric ATV320U04N4B, Altivar 320 variable speed drive, ATV320 VFD.