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Allen Bradley 140G MCB 140G-J0C3-C50

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140G-J0C3-C50

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The 140G-J0C3-C50 is a molded case circuit breaker from Allen-Bradley, part of Rockwell Automation's product line. This unit operates at an impressive 250 amps and features a robust interrupting rating of 100 kA, suitable for severe fault 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 140G-J0C3-C50

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-J0C3-C50
Weight15.00 lbs (6.80 kg)
FrameJ
Amps250
Interrupting Rating100 kA
Protection TypeFixed Thermal/ Fixed Magnetic
Current Range50 A
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The Allen-Bradley 140G-J0C3-C50 represents a highly reliable molded case circuit breaker tailored for demanding industrial environments. With a frame classification of J, this breaker supports an operational maximum of 250 amps. It possesses an interrupting capacity of 100 kA, effectively responding to significant fault currents to ensure circuit safety.

This model is engineered with fixed thermal and fixed magnetic protection types, providing consistent performance under various electrical conditions. A current range of 50 A further enhances its versatility within different applications. The unit is rated for insulation voltages reaching up to 1000 volts, making it suitable for high-voltage operations. Additionally, it withstands impulse voltages of 8 kV, reinforcing its capability to handle transient conditions.

Additionally, the weight of the 140G-J0C3-C50 is recorded at 5.51 pounds, which aids in installation and integration into existing systems. The breaker is designed for longevity, possessing a mechanical life cycle of 240 operations per hour alongside an electrical life cycle of 120 operations per hour. Consequently, the 140G-J0C3-C50 circuit breaker serves as a crucial component in maintaining electrical safety and operational reliability across various industrial segments.

Revision Part #Also known as
140G-J0C3-C50 Ser A140G-J0C3-C50/A, Series A, Rev A
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