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Allen Bradley 140G MCB 140G-J3I3-D25

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140G-J3I3-D25

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The 140G-J3I3-D25 model is a molded case circuit breaker from Allen-Bradley. It supports a maximum current capacity of 250 amps and has an interrupting rating of 35 kA, suitable for high-demand applications. This circuit breaker utilizes Electronic LSIG protection for reliable operation.

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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-J3I3-D25

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-J3I3-D25
Weight10.00 lbs (4.54 kg)
FrameJ
Amps250
Interrupting Rating35 kA
Protection TypeElectronic LSIG
Current Range250 A
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The 140G-J3I3-D25 circuit breaker from Allen-Bradley falls under the 140G series and serves as an effective molded case circuit management solution. This unit provides a maximum of 250 amps, making it suitable for heavy-duty applications. In case of electrical faults, its interrupting capacity of 35 kA ensures safe operation.

The breaker operates using advanced Electronic LSIG protection, which enhances safety and reliability during operation. It can handle a rated insulation voltage of 1000 volts, ensuring its usability in various demanding environments. Additionally, the unit withstands impulse voltages up to 8 kV, guarding against transient surges that may occur.

With a weight of 5.51 pounds, the 140G-J3I3-D25 is designed for efficient installation and maintenance. It boasts a mechanical lifespan of 240 operations per hour, along with an electrical lifespan of 120 operations per hour, confirming its durability in continuous use scenarios. Built for consistent performance, this circuit breaker is ideal for applications requiring strong protection and operational effectiveness.

Revision Part #Also known as
140G-J3I3-D25 Ser A140G-J3I3-D25/A, Series A, Rev A
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