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Allen Bradley 140G MCB 140G-KC0F3-D30

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140G-KC0F3-D30

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The 140G-KC0F3-D30 is a molded case circuit breaker from Allen-Bradley, part of Rockwell Automation. Capable of handling currents of up to 400 Amps, it offers a substantial interrupting rating of 100 kA. This device incorporates adjustable thermal and magnetic protection technology, suitable for 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-KC0F3-D30

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-KC0F3-D30
Weight10.00 lbs (4.54 kg)
FrameKC
Amps400
Interrupting Rating100 kA
Protection TypeAdjust Thermal/ Adjust Magnetic
Current Range300 A
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life120 Operations/hr.
Electrical Life60 Operations/hr.
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Designed for industrial applications, the Allen-Bradley 140G-KC0F3-D30 molded case circuit breaker exemplifies high-performance protection. It operates within a size KC frame and supports an impressive maximum continuous current rating of 400 Amps. Capable of supporting a 100 kA interrupting rating, this device ensures reliable protection against overloads.

The protection system combines adjustable thermal and adjustable magnetic features, allowing for customization according to specific application needs and enhancing overall functionality. Its rated current is 300 Amps for efficient operation under demanding conditions. Furthermore, with a rated insulation voltage of 1000 volts, it provides safety in high-voltage environments.

Designed for resilience, the unit can also endure impulse withstand voltages of 8 kV, protecting against transients that occur in electrical systems. Weighing 7.17 pounds, the circuit breaker is manageable and designed for flexible installation. The product's mechanical life is rated at 120 operations per hour, while its electrical life rating is 60 operations per hour, reinforcing its suitability for regular use in commercial settings.

Revision Part #Also known as
140G-KC0F3-D30 Ser A140G-KC0F3-D30/A, Series A, Rev A
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