Product Description
The Allen-Bradley 140G-M0F3-D60 is a robust 600A molded case circuit breaker, designed for demanding industrial applications, offering reliable protection against short circuits with a 100kA interrupting capacity and adjustable trip settings, while handling high-voltage environments up to 1000V and enduring 8kV impulse voltages.
Is Your Device Showing These Signs?
The Allen Bradley 140G-M0F3-D60 molded case circuit breaker commonly experiences issues such as nuisance tripping due to incorrect overload settings or thermal magnetic trip unit malfunction. Field failures often stem from contact erosion caused by repetitive high fault current interruptions or improper torque on terminal connections leading to overheating and premature degradation. Calibration drift within the electronic trip unit necessitates verification and adjustment to maintain accurate protection characteristics. Furthermore, inspect the breaker for mechanical damage affecting the operating mechanism, hindering proper opening and closing functionality. Replacement of the entire breaker is required when internal components fail or damage is irreparable.
Technical specifications
The Allen-Bradley 140G-M0F3-D60 is a heavy-duty 600A circuit breaker for industrial use, providing short circuit protection (100kA interrupting capacity) with adjustable trip settings. It's designed for high-voltage environments (up to 1000V) and can withstand 8kV impulse voltages.
Our Repair Process for the
140G-M0F3-D60
Our repair process for the Allen Bradley 140G-M0F3-D60 molded case circuit breaker begins with a thorough inspection for mechanical damage and verification of terminal connection torque. The overload settings are checked and adjusted to the correct specifications, followed by a comprehensive evaluation of the thermal magnetic trip unit for malfunction. Contact erosion is assessed, and calibration of the electronic trip unit is performed to ensure accurate protection. If internal components fail or damage is irreparable, the entire breaker is replaced.
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