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3G3RX-A2550 Safety Light Curtain | F3SJ Series Industrial Safety Sensor

The Omron 3G3RX-A2550 is a high-performance vector control inverter from the SYSDRIVE 3G3RX Series . As the successor to the 3G3RV series, it is designed for demanding motor control applications requiring high precision, exceptional starting torque, and reliability.

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Key Specifications Parameter Value / Description Product Name High-performance Vector Control Inverter / VFD Series SYSDRIVE 3G3RX (RX Series) Part Status Discontinued / Obsolete (Succeeded by 3G3RX-A2550-V1) Motor Type AC Induction Motor (IM) Power Rating (CT / HD) 55 kW (75 HP) Power Rating (VT / LD) 75 kW (100 HP) Input Voltage / Phase 3-phase, 200 – 240 VAC Output Voltage 3-phase, 200 – 240 VAC (cannot exceed input voltage) Output Current (CT / HD) 220 A Output Current (VT / LD) 264 A (calculated: 220A × 1.2) Output Frequency Range 0 – 400 Hz Control Method V/f Control, Sensorless Vector Control, Closed-loop Vector Control (with PG feedback) Starting Torque 200% at 0.3 Hz (Open-loop Vector) Overload Capacity (CT / HD) 150% for 1 minute Overload Capacity (VT / LD) 120% for 1 minute Braking External braking unit required (3G3AX-RBU24) Braking Torque (with external unit) Approx. 120% at 3.0% ED Protection Rating IP20 EMC Filter Built-in noise filter, RoHS compliant Built-in Communication Modbus (RS-485) Optional Communication DeviceNet, Profibus, CompoNet, EtherCAT, ML2 Configuration Software CX-Drive Protection Functions Overcurrent, overvoltage, undervoltage, overheat, phase loss, overload, short circuit, ground fault, motor stall prevention, motor overheat Speed Control Accuracy ±0.2% (Open-loop Vector) Cooling Method Forced air cooling Operating Temperature -10°C to 50°C Storage Temperature -20°C to 65°C Relative Humidity 20% – 90% RH (non-condensing) Altitude Up to 1000m Vibration Resistance 5.9 m/s² or less Dimensions (W×H×D) 270 × 390 × 195 mm (approx.) Weight Approx. 43 kg (95 lbs) Approvals CE, cULus, RoHS