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Allen Bradley 140G MCB 140G-J3C4-C60

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140G-J3C4-C60

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The 140G-J3C4-C60 from Allen-Bradley is a molded-case circuit breaker with a maximum current rating of 250 amps. It features a robust interrupting rating of 35 kA, ensuring effective performance during fault conditions. This breaker operates with fixed thermal and magnetic protection technology, providing consistent reliability in industrial 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-J3C4-C60

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-J3C4-C60
Weight10.00 lbs (4.54 kg)
FrameJ
Amps250
Interrupting Rating35 kA
Protection TypeFixed Thermal/ Fixed Magnetic
Poles4
Current Range60 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-J3C4-C60 is a reliable molded-case circuit breaker specifically designed for industrial use. It has a J frame. It is rated for 60 of current and up to 250 Amps of maximum current. With an interrupting capacity of 35 kA, this device effectively protects electrical circuits by mitigating overload and short-circuit conditions.

Equipped with four poles, this circuit breaker meets the needs of different systems and applications. It handles a maximum rated insulation voltage of 1000 Volts, which promotes safe and reliable performance under high-voltage conditions. Additionally, the device can withstand impulse voltages of up to 8 kV, enhancing its capability for various industrial environments.

At 7.72 pounds, the 140G-J3C4-C60 is relatively lightweight yet durable. It is designed for long-term operation, with a mechanical life rating of 240 operations per hour and an electrical life rating of 120 operations per hour. This combination of features makes the 140G-J3C4-C60 an essential component for ensuring electrical safety and performance in demanding applications.

Revision Part #Also known as
140G-J3C4-C60 Ser A140G-J3C4-C60/A, Series A, Rev A
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