Product Description
The Allen-Bradley/Rockwell Automation 140UE-LTF3-D63 is a 630 Amp, three-pole IEC Molded Case Circuit Breaker (MCB) from the 140U series, offering adjustable thermal or magnetic protection within a Frame L size. This breaker, like others in the 140U line (100-630 Amps, 3 or 4 poles), measures approximately 258mm x 140/184mm x 104mm and features factory/field-installable accessories, rotary/flex cable operating mechanisms, and a range of internal/external accessories like auxiliary contacts, shunt trips, terminal covers, and interlocks. The 140U series offers thermal-magnetic (15-800 Amps), electronic (70-1250 Amps), and molded case switch (160-1250 Amps) current ratings. The 140UE-LTF3-D63, compliant with CE, KEMA-KEUR, and IEC 60947-2 standards, can be assembled from separate components or purchased pre-assembled.
Is Your Device Showing These Signs?
The Allen Bradley 140UE-LTF3-D63 solid-state overload relay commonly experiences issues such as nuisance tripping due to incorrect FLA settings or wiring errors. Technicians frequently address failures in the thermal memory retention, causing inaccurate motor protection. Calibration drifts impacting trip accuracy and communication faults within the EtherNet/IP network are typical problems. Replacement of the current transformer (CT) or resolving issues with the option module connectivity are standard fixes. Troubleshooting and correcting ground faults or phase imbalances are essential for optimal performance.
Technical specifications
The Allen-Bradley/Rockwell Automation 140UE-LTF3-D63 is a 630 Amp, three-pole IEC Molded Case Circuit Breaker (MCB) from the 140U series, offering adjustable thermal/magnetic protection. It's a Frame L size breaker with dimensions around 258mm x 140/184mm x 104mm and supports various accessories. The 140U series includes thermal-magnetic, electronic, and molded case switch options. The 140UE-LTF3-D63 complies with CE, KEMA-KEUR, and IEC 60947-2 standards and can be assembled or purchased pre-assembled.
Our Repair Process for the
140UE-LTF3-D63
Our repair process for the Allen Bradley 140UE-LTF3-D63 solid-state overload relay begins with a comprehensive diagnostic evaluation to pinpoint the failure. Technicians meticulously verify FLA settings and wiring integrity to eliminate nuisance tripping. Thermal memory retention is rigorously tested and corrected to ensure accurate motor protection. Calibration is performed to eliminate trip accuracy drifts. Communication faults within the EtherNet/IP network are systematically isolated and resolved. Replacement of the current transformer (CT) or repair of option module connectivity issues are completed as needed. Ground faults and phase imbalances are identified and corrected to guarantee optimal performance.
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.