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Allen Bradley 140G MCB 140G-J3I4-C60

Product image is representative; revision or series may vary. Contact us to request a specific version.

140G-J3I4-C60

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The Allen-Bradley 140G-J3I4-C60 is a robust molded case circuit breaker designed for reliable performance. Providing a maximum current rating of 250 amps, this model supports an interrupting capacity of 35 kA, ideal for demanding applications.

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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 140G-J3I4-C60

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-J3I4-C60
Weight10.00 lbs (4.54 kg)
FrameJ
Amps250
Interrupting Rating35 kA
Protection TypeElectronic LSIG
Poles4
Current Range60 A
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.

The 140G-J3I4-C60 manufactured by Allen-Bradley falls into the category of high-performance molded case circuit breakers. This component utilizes an advanced electronic LSIG protection scheme, which enhances its ability to manage electrical overloads, short circuits, and ground faults effectively. With a substantial capacity of 250 amps, it is engineered to handle significant electrical loads with ease.

Designed with four poles, this unit allows for greater application flexibility. The circuit breaker operates effectively within a current range of 60 amps, making it suitable for various industrial applications. It holds an impressive interrupting rating of 35 kA, ensuring protection against harmful fault conditions.

The rated insulation voltage is specified at 1000 volts, making the 140G-J3I4-C60 a robust option for high-voltage scenarios. Additionally, it is equipped to withstand impulse voltages of up to 8 kV, providing increased resilience against transient surges in the system. This unit's weight is 7.72 pounds, facilitating manageable installation and maintenance.

Featuring a mechanical life of 240 operations per hour, the breaker is built for longevity under typical operating conditions. Meanwhile, the rated electrical life is set at 120 operations per hour, supporting its reliability over extended periods of use. Overall, the 140G-J3I4-C60 circuit breaker from Allen-Bradley ensures high safety and performance standards suitable for demanding industrial applications.

Revision Part #Also known as
140G-J3I4-C60 Ser A140G-J3I4-C60/A, Series A, Rev A
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