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Allen Bradley 140G MCB 140G-JTH4-D15

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140G-JTH4-D15

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The 140G-JTH4-D15 is a molded case circuit breaker from Allen-Bradley designed to offer effective electrical protection. Rated at 250 Amps, it has a trip unit interrupting rating and features electronic LSI for comprehensive protection.

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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-D15

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-JTH4-D15
Weight3.00 lbs (1.36 kg)
FrameJ
Amps250
Interrupting RatingTrip Unit
Protection TypeElectronic LSI
Poles4
Current Range150 A
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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Part of Allen-Bradley's lineup, the 140G-JTH4-D15 molded case circuit breaker is engineered for reliability. It operates under a frame size designated as J and is rated for a maximum current of 250 Amps. This device incorporates a trip unit for its interrupting rating, ensuring effective management of electrical faults.

Protection is enhanced by electronic LSI technology, making it suitable for a diverse range of applications. The unit features a four-pole configuration, enabling versatility in various electrical setups. It is rated to handle currents up to 150 A, which allows for considerable operational capacity.

The breaker also boasts a rated insulation voltage of 1000 volts, making it suitable for high-voltage applications. Additionally, it can endure impulse withstand voltages of 8 kV, providing extra resilience against sudden voltage spikes. Its weight is recorded at 7.72 pounds, facilitating manageable handling during installation.

This breaker is rated for a mechanical lifespan of 240 operations per hour, ensuring long-term performance in settings that require consistent dependability. Furthermore, it has an electrical life rating of 120 operations per hour, confirming its suitability for continuous operation in demanding environments.

Revision Part #Also known as
140G-JTH4-D15 Ser A140G-JTH4-D15/A, Series A, Rev A
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