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As a dedicated supplier in the industrial automation sector, Rossonix Co., Limited is proud to offer the ALLEN-BRADLEY SMC-3 9A Smart Motor Controller. Established in 2011 and backed by robust quality management systems, we understand the critical need for reliable motor protection in diverse industrial applications across global markets from North America to Oceania. This controller represents a sophisticated solution designed to safeguard your motors, enhance system uptime, and simplify troubleshooting, making it an invaluable component for any operation prioritizing efficiency and equipment longevity.
The ALLEN-BRADLEY SMC-3 Smart Motor Controller is engineered to provide comprehensive protection and control for three-phase motors. Its intelligent design integrates multiple protective functions into a single, compact unit, reducing panel space and wiring complexity. Here are its core features and benefits for your business:
Advanced Motor Protection: The unit offers a suite of protective features including overload protection, phase loss detection, and jam protection. This proactive safeguarding helps prevent costly motor burnouts and unexpected downtime, directly protecting your capital investment.
Precise 9-Amp Rating: With a rated operational current of 9 amps, this model is ideally suited for a wide range of standard industrial motor applications, providing a reliable and correctly sized protection solution.
Smart Diagnostics and Communication: The "Smart" in SMC-3 refers to its diagnostic capabilities. It can monitor motor performance and fault conditions, providing clear indications that simplify maintenance and reduce mean time to repair (MTTR).
Enhanced System Integration: Designed for seamless integration into Allen-Bradley control systems and other industrial networks, it supports streamlined data exchange for better process monitoring and control.
Durable and Reliable Construction: Built to withstand harsh industrial environments, it ensures consistent performance where it matters most, contributing to overall plant reliability.
To provide a clear overview of its specifications, please refer to the table below:
| Parameter | Specification |
| Brand & Series | Allen-Bradley SMC-3 |
| Catalog Number | 150-C9NBD |
| Rated Operational Current (Ie) | 9 A |
| Rated Insulation Voltage (Ui) | 690 V AC |
| Utilization Category | AC-3 (Squirrel cage motors) |
| Motor Power Range (at 400V) | Approx. 4 kW |
| Control Supply Voltage | Typically 24V DC or 110-240V AC (varies) |
| Protection Features | Overload, Phase Loss, Jam, Underload |
| Communication Options | DeviceNet, Remote I/O compatible (module dependent) |
The primary advantage of choosing this smart controller lies in its ability to transform a simple motor starter into an intelligent node on your network. This intelligence translates into tangible benefits such as predictive maintenance insights, reduced energy waste from faulty motors, and improved safety for both personnel and equipment. By preventing motor failures before they occur, you avoid production losses and expensive repair bills.
Rossonix Co., Limited supports your global operations with confidence. With an annual export value between US$5 Million and US$10 Million and a presence in key markets worldwide, we have the experience and logistics network to deliver reliably. Our products originate from ISO9001 and ISO9000 certified manufacturing processes, ensuring consistent quality. We facilitate smooth shipments from major ports including Shenzhen, Hong Kong, and Europe. Choosing the ALLEN-BRADLEY SMC-3 through us means partnering with a supplier committed to providing proven automation solutions that enhance operational resilience and productivity. Contact us today to discuss how this smart motor controller can be integrated into your application.
Frequently Asked Questions (FAQ)
Q1: What is the main difference between the SMC-3 and a traditional thermal overload relay?
A1: The SMC-3 is a smart, electronic device that offers precise, adjustable protection features (like jam and phase loss) and diagnostic feedback. A traditional thermal relay provides basic overload protection but lacks programmability and communication capabilities.
Q2: Can this 9A controller be used for motors with a slightly different full-load amperage?
A2: The 9A rating is the setting range for the overload protection. It is crucial to size the controller based on the motor's full-load current (FLC) as stated on its nameplate. A slight variance may be acceptable within the adjustable range, but proper sizing is recommended for optimal protection.
Q3: Does the 150-C9NBD unit include communication modules?
A3: The base smart motor controller provides protection and basic control. Communication modules for networks like DeviceNet are typically available as separate, add-on components that attach to the controller.
Q4: Is this controller suitable for use in harsh environments?
A4: Yes, Allen-Bradley components are designed for industrial durability. However, the specific ingress protection (IP) rating should be verified for extreme conditions involving dust, moisture, or chemicals. Additional enclosures may be required.
Q5: What type of electrical supply is needed for the control circuit?
A5: The control supply voltage is configurable. Common options include 24V DC or a range of AC voltages like 110-240V AC. The exact requirements depend on the specific model and configuration ordered.
Q6: How does the jam protection feature work?
A6: Jam protection monitors the motor current or running time. If the current remains excessively high (or low) for a set time after start-up, indicating a mechanically jammed condition, the controller will trip to protect the motor from damage.
Q7: Can I get technical documentation or wiring diagrams for this model?
A7: Yes, comprehensive technical documentation, including wiring diagrams and installation manuals, is available from the manufacturer. As a supplier, we can assist in providing the necessary documentation for your project.
Q8: What is the typical delivery time for this item?
A8: Delivery time depends on stock availability and destination. With our overseas offices and multiple shipment ports (Shenzhen, Hong Kong, Europe), we strive to ensure efficient logistics. Please contact us for a specific delivery estimate based on your location.
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