Technical Specifications
| Parameter Name | Value |
|---|---|
| Product Model | Allen‑Bradley 150‑F43NBDB |
| Manufacturer | Rockwell Automation (Allen‑Bradley) |
| Product Type | Smart Motor Controller / Solid‑State Soft Starter |
| Series | SMC‑Flex |
| Controller Rating | 43 A |
| Motor Power (Line‑Connected) | 7.5…30 Hp @ 460V AC; 40 Hp @ 575V AC |
| Motor Power (Delta‑Connected) | 22…37 kW; 20…50 Hp @ 575V AC |
| Input Operating Voltage | 200…480V AC (−15%, +10%), 3‑Phase, 50/60 Hz |
| Control Voltage | 100…240V AC (50/60 Hz) |
| Rated Insulation Voltage | 500V (per IEC) |
| Dielectric Withstand | 2500V (per IEC) |
| Rated Impulse Voltage | 6000V (per IEC) |
| Overload Trip Classes | 10, 15, 20, and 30 |
| Integrated Motor Overload Protection | Yes (117% of motor FLC) |
| Auxiliary Contacts | 1 (programmable NO/NC) |
| Control Option | Pump Control (standard) |
| Display | Integrated backlit LCD |
| Protection Rating | IP2X (open type, panel‑mount required) |
| Operating Temperature | 0…50°C (no derating) |
| Country of Origin | Mexico |
Main Features and Advantages
Comprehensive Starting and Stopping Modes: The Allen‑Bradley 150‑F43NBDB offers nine selectable start and stop modes, including Soft Start, Current Limit Start, Dual Ramp Start, Full Voltage Start, Pump Control, Soft Stop, Coast, and Smart Motor Braking (SMB) . This versatility allows the 150‑F43NBDB to be precisely tuned for a wide variety of applications, from conveyors to pumps and crushers . The SMB feature provides controlled motor braking without requiring additional external equipment, with braking current adjustable from 0 to 400% of the motor’s full‑load current .
Integrated Pump Control and Protection: The Allen‑Bradley 150‑F43NBDB comes standard with a dedicated pump control mode, specifically designed to mitigate water hammer effects in pumping applications by providing a controlled deceleration ramp . This feature protects pipeline infrastructure from damaging pressure surges. Additionally, the built‑in electronic motor overload protection, with selectable trip classes 10, 15, 20, and 30, ensures comprehensive thermal protection for the connected motor .
Advanced Diagnostics and Metering: The Allen‑Bradley 150‑F43NBDB includes a built‑in metering function that totalizes Amps, Volts, kW, kWh, elapsed time, power factor, and motor thermal capacity usage, providing valuable insights for energy management and predictive maintenance . Status indicators for Stopped, Starting, Stopping, At Speed, Alarm, and Fault provide clear, real‑time diagnostics, reducing troubleshooting time and improving system uptime .
Robust Design and Flexible Integration: The Allen‑Bradley 150‑F43NBDB features a built‑in SCR bypass/run contactor that significantly reduces heat dissipation during continuous running, improving energy efficiency and extending component life . Its open‑type design requires panel mounting in an enclosure that protects against corrosive gases, water, and airborne contaminants . The integrated DPI communication port supports optional communication modules for seamless integration with major industrial networks .
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