Parameter    Details
Model    20BC140A0ANNACC0
Manufacturer    Allen‑Bradley (Rockwell Automation)Rockwell Automation
Input Voltage    3‑phase 400 VAC (380–480 VAC nominal)Rockwell Automation
Output Current    140 A (continuous)
HP / kW Rating    75 HP (Normal Duty); 55 HP (Heavy Duty) / 75 kW / 55 kW
Max Output Frequency    420 HzRockwell Automation
Control Modes    V/Hz, Sensorless Vector, Vector with FORCE™ Technology
Enclosure    IP20 / NEMA Type 1 (open chassis, cabinet‑mount)Rockwell Automation
Brake    No internal brake IGBT / no brake resistor
I/O & Communications
Digital Inputs: 6 opto‑isolated inputs
Analog Inputs: 2 (0–10 V, 4–20 mA)Rockwell Automation
Digital Outputs: 3 relaysRockwell Automation
Analog Outputs: 2 (0–10 V, 4–20 mA)Rockwell Automation
Encoder Interface: 12V @ 250mA, line‑driver encoder support
Communications: Embedded CIP (EtherNet/IP, DeviceNet), Modbus RTU, RS‑485Rockwell Automation
HMI: Full numeric LCD HIM (Human Interface Module)
Environmental & Physical
Operating Temp: 0 °C to 40 °C (400V AC)Rockwell Automation
Storage Temp: −40 °C to 70 °CRockwell Automation
Humidity: 5–95% RH (non‑condensing)Rockwell Automation
Altitude: Up to 1000 m (3300 ft) without deratingRockwell Automation
Efficiency: 97.5% at rated current & nominal voltageRockwell Automation
Key Features
Patented FORCE™ vector control for high torque & tight speed regulation
Built‑in EMC filtering & DC bus choke
16‑step position indexer / speed profiler
Overload protection: 110% continuous, 150% for 60s
Power ride‑thru: 15 ms at full load; logic ride‑thru: 0.25–2 s

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