3G3RX-A4220 Safety Light Curtain | F3SJ Series Industrial Safety Sensor

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3G3RX-A4220 Safety Light Curtain | F3SJ Series Industrial Safety Sensor

The Omron 3G3RX-A4220 is a high-performance RX-series variable frequency drive (VFD) designed for precise control of three-phase AC motors. It supports sensorless vector control, V/f control, and closed-loop vector control, delivering high starting torque, stable low-speed operation, and excellent energy efficiency.

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Key Specifications Manufacturer: Omron Series: RX Series Model: 3G3RX-A4220 Type: Variable Frequency Drive (Inverter / VFD) Rated Motor Capacity: 22 kW (CT) / 30 kW (VT) Rated Output Capacity: approx. 33.2 kVA (400 V class) Rated Output Current: 48 A (CT) / 57 A (VT) Input Voltage: 3-phase 380–480 VAC (±10%), 50/60 Hz Output Voltage: 3-phase 0–480 VAC (proportional to input) Output Frequency Range: 0.1 – 400 Hz Control Methods: V/f control, sensorless vector control, closed-loop vector control Overload Capacity: up to 150% for 60 seconds (CT duty) Protection Class: IP20 Cooling Method: Forced air cooling Braking: Built-in braking transistor, supports external braking resistor Communication: Modbus RTU (RS-485), optional fieldbus modules (DeviceNet, Profibus, EtherCAT, CompoNet, etc.) Application Areas Conveyor systems Pumps and pumping stations HVAC systems (fans and chillers) Compressors Chemical and process industries General industrial automation systems