Product Description
The Allen Bradley 150-B135NCRF, a durable 135-amp solid-state motor controller from the SMC Dialog Plus series, operates on 460 VAC (accepting 200-575 VAC input) to power 5-100 HP motors in 3-phase, 50/60 Hz applications, featuring an open-style enclosure for easy integration, requiring heatsink fans for cooling, offering slow-speed driving with braking, and utilizing a standard 24 VAC/DC control voltage.
Is Your Device Showing These Signs?
The Allen Bradley 150-B135NCRF commonly experiences issues related to thermal overload trips due to improper current settings or excessive ambient temperatures. Contactor coil failures are frequent, leading to operational disruptions; inspect coil voltage and resistance. Auxiliary contact block malfunctions cause signaling problems within the motor control circuit; verify contact continuity. Diagnose and rectify nuisance tripping caused by voltage fluctuations or harmonic distortion in the power supply. Replace worn or damaged main contacts to ensure proper motor starting and prevent arcing.
Technical specifications
The Allen Bradley 150-B135NCRF is a robust 135-amp solid-state motor controller (SMC Dialog Plus series) designed for 460 VAC operation (200-575 VAC input). It powers 5-100 HP motors in 3-phase, 50/60 Hz systems, features an open enclosure, requires heatsink fans for cooling, offers slow-speed driving with braking, and uses a 24 VAC/DC control voltage.
Our Repair Process for the
150-B135NCRF
Our repair process for the Allen Bradley 150-B135NCRF begins with a thorough inspection for thermal overload trips, verifying current settings and ambient temperatures. We then assess the contactor coil, measuring voltage and resistance to identify failures. The auxiliary contact block is examined for continuity issues that disrupt signaling. Nuisance tripping is addressed by analyzing voltage fluctuations and harmonic distortion in the power supply, implementing necessary corrections. Finally, we replace worn or damaged main contacts to guarantee proper motor starting and eliminate arcing.
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.
Buying Options
To receive a quote within 2 hours, please provide us with the details of your requirements. Our team will promptly review your request and send you a custom offer.
Ships from Rochester, NY