Product Description
The Allen-Bradley 150-B135NCDA-8B SMC Dialog Plus solid-state controller is a high-performance device operating at 460VAC and supporting up to 135 Amps, suitable for diverse applications with its flexible 200-575VAC 3-phase input (50/60Hz). Its open enclosure facilitates airflow and maintenance, while soft stop control enhances safety. Control functions operate on 100-240VAC. A protective module can be mounted on either line or load sides, and heatsink fans are required for optimal performance.
Is Your Device Showing These Signs?
The Allen Bradley 150-B135NCDA-8B SMC Flex Smart Motor Controller commonly experiences issues such as nuisance tripping due to incorrect overload settings or faulty current transformers. Communication failures on the DeviceNet network are frequently traced to damaged connectors, improper baud rates, or node address conflicts. SCR failures and blown fuses result from voltage spikes, excessive inrush current, or short circuits in the motor windings. Firmware corruption necessitates reprogramming, and component degradation on the control board causes erratic behavior. Replacement of the entire unit is required when internal damage is extensive.
Technical specifications
The Allen-Bradley 150-B135NCDA-8B SMC Dialog Plus is a 460VAC solid-state controller for up to 135 Amps, featuring a flexible 200-575VAC 3-phase input. It has an open enclosure, soft stop control, and operates control functions on 100-240VAC. It allows for protective module mounting on either side and requires heatsink fans.
Our Repair Process for the
150-B135NCDA-8B
Our repair process for the Allen Bradley 150-B135NCDA-8B SMC Flex Smart Motor Controller begins with a comprehensive diagnostic evaluation to pinpoint the root cause of the malfunction, focusing on common issues such as overload settings, current transformers, DeviceNet communication, SCR failures, fuse status, and control board components. We address nuisance tripping by verifying and correcting overload settings and replacing faulty current transformers. Communication failures are resolved by repairing or replacing damaged connectors, confirming proper baud rates, and resolving node address conflicts. SCR failures and blown fuses necessitate identifying and mitigating voltage spikes, excessive inrush current, or motor winding shorts, followed by component replacement. Firmware corruption requires reprogramming with the correct version. Component degradation on the control board is addressed through component-level repair or board replacement. Extensive internal damage mandates complete unit replacement.
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