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Allen Bradley 140G MCB 140G-JTC3-C50

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140G-JTC3-C50

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The 140G-JTC3-C50 molded case circuit breaker from Allen-Bradley is crafted for effective circuit protection. This unit, rated for 250 Amps, incorporates both fixed thermal and fixed magnetic protection. With an interrupting rating associated with the trip unit, it ensures reliability in diverse electrical 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-JTC3-C50

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-JTC3-C50
Weight3.00 lbs (1.36 kg)
FrameJC
Amps250
Interrupting RatingTrip Unit
Protection TypeFixed Thermal/ Fixed Magnetic
Current Range50 A
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The 140G-JTC3-C50 is a molded case circuit breaker engineered by Allen-Bradley, a product of Rockwell Automation. This breaker features a JC frame design and provides a maximum current rating of 250 Amps. It is equipped with a trip unit that effectively determines its interrupting capabilities, crucial for safe operation.

Protection is ensured through fixed thermal and fixed magnetic trip options, which are critical for safeguarding electrical circuits against overloads and fault conditions. The 140G-JTC3-C50 has a specified current range of 50 A, which allows it to manage a variety of operational requirements.

This circuit breaker is capable of handling rated insulation voltages up to 1000 volts, making it suitable for high-voltage applications. It can also withstand impulse voltages rated at 8 kV, ensuring reliable operation during transient disruptions. Weighing in at 5.51 lbs, this model is designed for both durability and ease of handling.

In terms of lifespan, the 140G-JTC3-C50 offers a mechanical life rated at 240 operations per hour and an electrical life of 120 operations per hour. This combination of features ensures performance and reliability in a variety of industrial applications, making it a vital component in electrical system safety.

Revision Part #Also known as
140G-JTC3-C50 Ser A140G-JTC3-C50/A, Series A, Rev A
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