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Allen Bradley 140G MCB 140G-JTC3-C30

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140G-JTC3-C30

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The 140G-JTC3-C30 is part of Allen-Bradley’s molded case circuit breaker range. This device has a JC frame and is rated for 250 Amps. It offers a fixed thermal and magnetic protection scheme along with a trip unit interrupting rating. It is designed to handle a current range of 30 Amps, ensuring reliable operation in 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-JTC3-C30

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-JTC3-C30
Weight3.00 lbs (1.36 kg)
FrameJC
Amps250
Interrupting RatingTrip Unit
Protection TypeFixed Thermal/ Fixed Magnetic
Current Range30 A
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The 140G-JTC3-C30 molded case circuit breaker from Allen-Bradley is engineered for exceptional performance in critical electrical applications. It features a JC frame type with a capacity for 250 Amps. This unit leverages fixed thermal and magnetic protection, ensuring stability and safety under various operational conditions. This circuit breaker also includes a trip unit interrupting rating, providing dependable service during fault conditions.

The 140G-JTC3-C30 is capable of handling a current range of 30 Amps, making it suitable for various electrical installations. It has a rated insulation voltage of 1000V, ensuring it can be used safely in high-voltage environments. Additionally, the rated impulse withstand voltage reaches 8 kV, safeguarding the circuit against voltage surges.

This device weighs 5.51 pounds, making it a practical choice for applications where weight considerations are important. Mechanical reliability is ensured with a mechanical life rating of 240 operations per hour, complemented by an electrical lifespan of 120 operations per hour. Overall, the robust specifications of the 140G-JTC3-C30 make it a critical component for reliable circuit protection.

Revision Part #Also known as
140G-JTC3-C30 Ser A140G-JTC3-C30/A, Series A, Rev A
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