Schneider ATV930U30N4 Variable Speed Drive, ATV930, 3kW 400-480VAC IP21

The Schneider Electric ATV930U30N4 is a variable speed drive from the Altivar Process ATV900 series, designed for control of asynchronous and synchronous motors. Rated at 3.0 kW for normal duty on a three-phase 380...480 V supply, this wall-mounted drive includes an integrated braking unit and an integrated EMC filter, with IP21 / UL Type 1 enclosure protection.

Technical specifications:

• Commercial reference: ATV930U30N4
• Manufacturer: Schneider Electric
• EAN:
• Series / range: Altivar Process ATV900
• Product type: Variable speed drive
• Number of phases: Three-phase
• Rated supply voltage: 380...480 V (-15%...+10%)
• Network frequency: 50...60 Hz
• Motor power (normal duty): 3.0 kW
• Motor power (heavy duty): 2.2 kW
• Continuous output current (normal duty): 7.2 A at 4 kHz
• Continuous output current (heavy duty): 5.6 A at 4 kHz
• Maximum transient current: 8.6 A for 60 s (normal duty)
• Line current at 380 V (normal duty): 5.8 A
• Apparent power at 480 V (normal duty): 4.2 kVA
• Maximum output frequency: 599 Hz
• Switching frequency: 2...16 kHz adjustable, rated 4 kHz
• Line short-circuit current rating (Isc): 50 kA
• IP protection rating: IP21 / UL Type 1
• Mounting: Wall mounting
• Digital inputs: 10
• Digital outputs: 2
• Analog inputs: 3
• Analog outputs: 2
• Relay outputs: 3
• Communication protocols: Modbus serial, Ethernet/IP, Modbus TCP
• Physical interface: 2-wire RS 485, RJ45
• EMC filter: Integrated
• Preset speeds: 16
• Acceleration/deceleration ramp: 0.01...9999 s, independently adjustable
• Power dissipation (natural convection): 31 W at 380 V, 4 kHz
• Special version: With braking unit; integrated braking resistor

Features and benefits:

• Integrated braking unit with built-in braking resistor enables controlled motor deceleration without external hardware
• 4-quadrant operation for applications requiring both motoring and regenerative braking
• Integrated safety functions: Safe Torque Off (STO), Safe Stop 1 (SS1), Safely Limited Speed (SLS), and Safe Brake Management (SBC/SBT)
• Expandable via optional Slot A/B/C modules: Profibus DP, Profinet, DeviceNet, EtherCAT, CANopen, resolver, and encoder interfaces
• Motor control profiles for variable torque, constant torque, permanent magnet, and synchronous reluctance motors
• DC injection braking to standstill with automatic slip compensation for consistent speed regulation under varying load

Applications:

• Industrial process control for variable and constant torque loads such as pumps, fans, and compressors
• Conveyor and material handling systems requiring precise speed control and controlled braking
• Mixer and agitator drives in process industries demanding heavy-duty motor management
• Machinery requiring integrated functional safety (STO, SS1, SLS) without external safety relays

Part of the Schneider Electric Altivar Process ATV900 series for industrial applications.

Also known as: Schneider ATV930U30N4, Schneider Electric ATV930U30N4, Altivar 930 3kW variable frequency drive, ATV930 VSD.