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Allen Bradley 140G MCB 140G-JTH3-D25

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140G-JTH3-D25

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The 140G-JTH3-D25 is a molded case circuit breaker developed by Allen-Bradley. This unit is configured for a maximum current of 250 Amps and features an electronic LSI protection mechanism. It is rated to handle significant voltage and operational requirements across various 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-JTH3-D25

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-JTH3-D25
UPC885630442655
Weight1.13 lbs (0.51 kg)
FrameJC
Amps250
Interrupting RatingTrip Unit
Protection TypeElectronic LSI
Current Range250 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-JTH3-D25 is designed as a molded case circuit breaker ideal for industrial use. This unit operates effectively within the JC frame size and is rated for a maximum of 250 Amps. The defining feature of this breaker is its trip unit, which offers enhanced operational flexibility. It employs electronic LSI protection, which provides an advanced level of safeguarding against overloads and short circuits.

With a rated insulation voltage of 1000 volts, this breaker is capable of functioning in high-voltage systems. The rated impulse withstand voltage is 8 kV, indicating its ability to endure sudden electrical surges. Weighing in at 5.51 pounds, the 140G-JTH3-D25 is manageable for installation and maintenance.

This circuit breaker is engineered for a robust mechanical life, rated at 240 operations per hour, ensuring reliable performance in continuous operational settings. For electrical processes, the device maintains a life expectancy of 120 operations per hour, further emphasizing its durability in demanding environments. The 140G-JTH3-D25 model is a reliable solution for ensuring circuit protection and operational safety in various industrial applications.

Revision Part #Also known as
140G-JTH3-D25 Ser A140G-JTH3-D25/A, Series A, Rev A
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