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Allen Bradley 140M Circuit Breakers 140M-J8E-D16-MU

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140M-J8E-D16-MU

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The 140M-J8E-D16-MU from Allen Bradley is a molded case circuit breaker designed for reliable operation in electrical systems. With a current rating adjustable between 64 and 160 Amps, it operates at a maximum voltage of 600 VAC. This model features a thermal-magnetic trip type and is structured with three poles for enhanced circuit protection.

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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-J8E-D16-MU

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140M Circuit Breakers
Part Number140M-J8E-D16-MU
Current Rating64-160 A
Voltage Rating600 VAC
Poles3 Poles
Short-Circuit Rating25 kA
Standards ComplianceUL, IEC
Enclosure TypeNEMA 1
Trip TypeThermal-Magnetic
Mounting StyleOpen
Reset TypeManual
AccessoriesOptional Auxiliary Contacts
Manual/HandleToggle
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The Allen Bradley 140M-J8E-D16-MU is categorized as a molded case circuit breaker, aimed at safeguarding electrical circuits. It has a current rating that spans from 64 to 160 Amperes, making it suitable for different system specifications. Designed for operation at a voltage rating of 600 VAC, this circuit breaker is adept at handling significant loads.

Configuring this breaker involves three poles, allowing for enhanced circuit management and protection. The thermal-magnetic trip type ensures effective interruption of excessive current, making it reliable during fault conditions. With a robust short-circuit rating of 25 kiloamperes, the breaker can withstand momentary surges without failure. Safety standards have been prioritized, as it meets rigorous UL and IEC compliance guidelines.

Encased in a NEMA 1 enclosure, the 140M-J8E-D16-MU is designed for indoor applications, providing adequate protection against negligible physical hazards. This circuit breaker is suitable for open mounting, which simplifies installation in various environments. Upon the occurrence of a fault, resetting the breaker is a manual process, facilitating straightforward maintenance and management.

Additional functionality is available with optional auxiliary contacts, allowing for integration into monitoring systems. The manual toggle handle design enhances user interface, providing a user-friendly method for operation and maintenance. Overall, the 140M-J8E-D16-MU is a strong choice for high-reliability requirements in demanding electrical applications.