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Allen Bradley 140G MCB 140G-J0C4-C25

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140G-J0C4-C25

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The 140G-J0C4-C25 is a molded case circuit breaker by Allen-Bradley, designed to deliver reliable performance in electrical distribution systems. It features a robust frame classified as J and supports a maximum current rating of 250 amps with a substantial interrupting capacity of 100 kA.

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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-J0C4-C25

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-J0C4-C25
Weight10.00 lbs (4.54 kg)
FrameJ
Amps250
Interrupting Rating100 kA
Protection TypeFixed Thermal/ Fixed Magnetic
Poles4
Current Range25 A
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The Allen-Bradley 140G-J0C4-C25 molded case circuit breaker is engineered for dependable circuit protection in challenging applications. This device operates under a maximum current capacity of 250 amps. The interrupting rating reaches 100 kA, making the breaker capable of managing significant fault conditions.

The design includes four poles, providing flexibility in various circuit configurations. It operates with fixed thermal and magnetic protection mechanisms, which enhance its safety and reliability across different load conditions. The current range extends to 25 A, accommodating a wide array of electrical setups.

With a rated insulation voltage of 1000V, the 140G-J0C4-C25 is suitable for high-voltage environments. Additionally, it can endure rated impulse withstand voltages of up to 8 kV, contributing to its resilience in the face of electrical surges.

At a weight of 7.72 pounds, this molded case circuit breaker is designed for performance and ease of installation. It supports a mechanical lifespan of 240 operations per hour while maintaining an electrical life of 120 operations per hour, making it ideal for demanding applications requiring consistent and secure functionality.

Revision Part #Also known as
140G-J0C4-C25 Ser A140G-J0C4-C25/A, Series A, Rev A
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