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Allen Bradley 140G MCB 140G-JTC4-C63

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140G-JTC4-C63

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The Allen-Bradley 140G-JTC4-C63 serves as a reliable molded case circuit breaker, rated for 250 Amps. It features four poles, providing extensive protection capabilities with fixed thermal and magnetic designs. The device operates within a current range of 63 Amps, with an insulation voltage rating of 1000 volts. Designed for durability, it can handle impulse withstand voltages of up to 8 kV.

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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-JTC4-C63

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-JTC4-C63
Weight3.00 lbs (1.36 kg)
FrameJ
Amps250
Interrupting RatingTrip Unit
Protection TypeFixed Thermal/ Fixed Magnetic
Poles4
Current Range63 A
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The 140G-JTC4-C63 by Allen-Bradley represents a solid choice for circuit protection in electrical systems. This molded case circuit breaker is engineered to handle a maximum current of 250 Amps, ensuring effective management of significant electrical flows. With a fixed thermal and magnetic protection mechanism, the device responds promptly to overloads, safeguarding equipment through its dedicated trip unit.

This model has four poles, making it versatile enough for various applications while complying with the rated insulation voltage of 1000 volts. Among its impressive technical specifications, the 140G-JTC4-C63 can endure impulse withstand voltages reaching 8 kV, enhancing its reliability in unpredictable conditions.

Incorporating a sturdy design, this circuit breaker weighs 7.72 pounds. Its operational characteristics allow it to achieve up to 240 mechanical operations per hour alongside an electrical life of 120 operations per hour. The combination of these features indicates that the 140G-JTC4-C63 is built for long-term efficiency and protection in demanding environments.

Revision Part #Also known as
140G-JTC4-C63 Ser A140G-JTC4-C63/A, Series A, Rev A
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