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Allen Bradley 140G MCB 140G-JTH4-C40

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140G-JTH4-C40

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The 140G-JTH4-C40 is a molded case circuit breaker designed by Allen-Bradley. With a J frame type, it supports 250 amps and incorporates electronic LSI protection for enhanced reliability.

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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-JTH4-C40

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-JTH4-C40
Weight3.00 lbs (1.36 kg)
FrameJ
Amps250
Interrupting RatingTrip Unit
Protection TypeElectronic LSI
Poles4
Current Range40 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-JTH4-C40 is a sturdy molded case circuit breaker, meticulously crafted for high-demand scenarios. Engineered for handling up to 250 amps, this model embodies a robust design and ensures safe circuit management. Its electronic LSI protection system provides precise responses to overloads and faults.

This circuit breaker is configured with four poles and operates efficiently with currents up to 40 A. Built to endure high-voltage conditions, it has a rated insulation voltage of 1000 volts, making it suitable for significant industrial applications. Additionally, the 140G-JTH4-C40 can withstand impulse voltages as high as 8 kV, enhancing its resilience against voltage spikes.

With a total weight of 7.72 pounds, this device integrates well into various setups while ensuring dependability. The mechanical life is rated at 240 operations per hour, while its electrical life supports 120 operations per hour, indicating durability for extensive use in critical applications.

Revision Part #Also known as
140G-JTH4-C40 Ser A140G-JTH4-C40/A, Series A, Rev A
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