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Allen Bradley 140U MCB 140U-KTD3-D35

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140U-KTD3-D35

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The 140U-KTD3-D35, produced by Allen Bradley, is a robust molded case circuit breaker designed for efficient current protection. Its rated current is established at 350 A, with magnetic trip settings ranging from 1750 A to 3500 A, accommodating varying load conditions.

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Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 140U-KTD3-D35

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140U MCB
Part Number140U-KTD3-D35
UPC611320843866
Weight1.56 lbs (0.71 kg)
Rated Current350 A
Minimum Magnetic Trip Current1750 A
Maximum Magnetic Trip Current3500 A
Pole Configuration3 Pole
Frame TypeK Frame
Ambient Operating Temperature40°C
Minimum Storage Temperature-40°C
Maximum Storage Temperature80°C
Relative Humidity5 to 95% (non-condensing)
Installation Altitude1000 m
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The Allen Bradley 140U-KTD3-D35 is a molded case circuit breaker designed for high-performance electrical protection. This breaker operates with a rated current of 350 amperes and offers adjustable magnetic trip settings, with a minimum threshold of 1750 A and a maximum of 3500 A. The three-pole configuration allows for versatile installation in various electrical systems, making it suitable for numerous applications.

Engineered within a K Frame, the 140U-KTD3-D35 breaker is capable of functioning in an ambient temperature of up to 40°C, ensuring reliable performance in warm environments. Storage conditions are also well-managed, accommodating a range between -40°C and 80°C, so the unit can be stored in diverse climates and conditions.

Designed to maintain functionality in humid environments, this circuit breaker can operate with relative humidity levels from 5% to 95%, as long as condensation is avoided. For installation, the breaker is rated for altitudes of up to 1000 meters, making it appropriate for a broad array of industrial contexts. The UPC for this specific unit is 611320843866, providing easy identification and tracking.