Product Description
The Allen-Bradley 150-B24NBRA SMC Dialog Plus controller offers efficient, solid-state motor control for 460VAC systems, handling 1-15 HP motors with up to 24 amps. Its versatile design accepts 200-460VAC input, operates on 50/60Hz 3-phase power, and features an open enclosure for easy access, requiring heatsink fans for cooling. It also includes 24VAC/DC control voltage and soft stop functionality for reduced mechanical stress and enhanced safety, making it a reliable choice for demanding applications.
Is Your Device Showing These Signs?
The Allen Bradley 150-B24NBRA commonly experiences issues such as nuisance tripping caused by incorrect overload settings or faulty trip mechanisms. Contactor failure due to coil burnout, worn contacts, or mechanical binding is a frequent problem. Diagnose and rectify communication faults stemming from corrupted parameters or network configuration errors on the SMC-Flex controller. Resolve motor starting problems related to improper acceleration/deceleration profiles or SCR failures within the soft starter. Address overheating issues caused by inadequate ventilation, excessive cycling, or component degradation.
Technical specifications
The Allen-Bradley 150-B24NBRA SMC Dialog Plus is a solid-state motor controller for 460VAC, 1-15 HP motors (up to 24 amps). It accepts 200-460VAC input, operates on 3-phase 50/60Hz power, and has an open enclosure requiring heatsink fans. It features 24VAC/DC control voltage and soft stop functionality for improved safety and reduced mechanical stress.
Our Repair Process for the
150-B24NBRA
Our repair process for the Allen Bradley 150-B24NBRA begins with a comprehensive diagnostic evaluation to pinpoint the root cause of the malfunction, whether it be nuisance tripping, contactor failure, communication faults, motor starting problems, or overheating issues. Overload settings are verified and adjusted, or the trip mechanism is replaced if faulty. Contactor issues are resolved through coil replacement, contact restoration, or mechanical repair. Communication faults are rectified by correcting corrupted parameters or network configurations on the SMC-Flex controller. Motor starting problems are addressed by optimizing acceleration/deceleration profiles or replacing failed SCRs within the soft starter. Overheating issues are resolved by improving ventilation, reducing excessive cycling, or replacing degraded components, ensuring the unit operates within specified thermal limits.
Your Guarantee: Warranty & Lifetime Support
Your satisfaction is our top priority, and we confidently stand behind the quality of our repairs. That's why every repair service is covered by our comprehensive 24-month warranty. Furthermore, we offer lifetime phone support – if you have questions or need assistance related to our repair down the road, we're here to help. Our service commitment is straightforward: we guarantee our work, and if you're not satisfied, we will make it right. Learn More about our Repair process.
Comprehensive Repairs You Can Depend On
We take immense pride in the quality and reliability of our work. Our process goes beyond simply fixing the immediate problem. We perform a comprehensive inspection of your main board (or other equipment) and proactively replace components known to be failure-prone or showing signs of potential future failure. Before any item is returned, it undergoes rigorous functional testing to ensure it meets performance specifications and operates flawlessly. Visit our main Repair Services page to learn more.
Save Significantly
Our primary goal is to save you hundreds, or even thousands, of dollars compared to the cost of new equipment replacement. By repairing existing components, we provide an economical solution that is also eco-friendly. At Roc Industrial, our commitment to integrity and community drives our consistent growth and ensures you receive a reliable, cost-effective solution.

Please Note: Roc Industrial operates as an independent service provider and is not an authorized distributor for the manufacturers or brands mentioned. Consequently, the original manufacturer's warranty is not applicable to items repaired or sold by us. Roc Industrial provides its own 2-year warranty on all repair services performed.

















