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Allen Bradley 140M Circuit Breakers 140M-D8E-B63

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140M-D8E-B63

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The 140M-D8E-B63 from Allen Bradley is engineered as a motor protection circuit breaker designed for industrial use. It supports a range of rated currents from 4.0 A to 6.3 A, making it adaptable to various applications, and features a fixed short-circuit trip setting for reliable performance.

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Ships from Raleigh, NC
2 Year DO Supply Warranty
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 140M-D8E-B63

ManufacturerAllen Bradley
Product TypeMotor Protection Circuit Breaker
Product Line140M Circuit Breakers
Part Number140M-D8E-B63
Weight0.75 lbs (0.34 kg)
Rated Current4.0 A to 6.3 A
Frame SizeFrame D
Short-Circuit Trip SettingFixed
Mounting TypeDIN-rail Mount
Thermal Trip SettingAdjustable
Number of Poles3
Number of Phases3-phase
Operator StyleON/OFF Operator
Color TypeRed and Yellow
IP ProtectionIP20
Terminal ConnectionScrew Connections
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Part of Allen Bradley's 140M series, the 140M-D8E-B63 is a motor protection circuit breaker tailored for effective operation in electrical applications. This breaker accommodates a rated current range from 4.0 A to 6.3 A, allowing flexibility in the choice of motor configurations.

The device features a three-pole design that supports 3-phase systems, ensuring it can manage larger loads. For mounting convenience, it is designed for DIN-rail installation which simplifies integration into existing layouts. A fixed short-circuit trip setting contributes to its reliability, while the adjustable thermal trip setting allows for customization based on specific environmental conditions.

The unit's operator interface features an ON/OFF mechanism that provides clear visual indication of its status. Adorned in a striking red and yellow color pattern, this circuit breaker remains easily identifiable within an electrical panel. With an IP20 rating, the circuit breaker protects against objects larger than 12mm and is ideal for dry environments. Screw connections at the terminal points enhance the stability of electrical connections, ensuring long-term dependable operation.