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Allen Bradley 140G MCB 140G-JTF4-D16

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140G-JTF4-D16

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The 140G-JTF4-D16 is a molded case circuit breaker from Allen-Bradley, designed to provide reliable circuit protection. This model supports a maximum of 250 Amps. It features an interrupting rating through its trip unit and a current range rated up to 160 Amps.

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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-JTF4-D16

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-JTF4-D16
Weight3.00 lbs (1.36 kg)
FrameJ
Amps250
Interrupting RatingTrip Unit
Protection TypeAdjustable Thermal/ Adjustable Magnetic
Poles4
Current Range160 A
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The 140G-JTF4-D16 molded case circuit breaker, a product of Allen-Bradley, offers advanced protection in electrical systems. With its 250 Amp rating and modular design, it fits into J-frame categorization, ensuring versatility in various applications. This circuit breaker employs adjustable thermal and magnetic protection settings to accommodate specific requirements, making it suitable for different operational needs.

Capable of managing a current range of 160 A, it operates effectively at a rated insulation voltage of 1000V, enhancing safety in high-voltage environments. Its resistance to impulse voltages is rated at 8 kV, ensuring durability in the face of electrical surges. The device's weight is approximately 7.72 lb, which facilitates straightforward installation.

Designed for longevity, the 140G-JTF4-D16 boasts a mechanical life of 240 operations per hour and an electrical life of 120 operations per hour, highlighting its reliability in continuous use scenarios. These specifications make the circuit breaker an excellent choice for robust and effective electrical system management.

Revision Part #Also known as
140G-JTF4-D16 Ser A140G-JTF4-D16/A, Series A, Rev A
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