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Allen Bradley 140G MCB 140G-K6K3-D30

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140G-K6K3-D30

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The 140G-K6K3-D30 is a molded-case circuit breaker from Allen-Bradley, part of the Rockwell Automation line. This device has a K frame type and is rated for 400 Amps. Designed with electronic LSIG and MM protection, it offers robust safety features and a high interrupting capability of 65 kA.

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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-K6K3-D30

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-K6K3-D30
Weight32.00 lbs (14.51 kg)
FrameK
Amps400
Interrupting Rating65 kA
Protection TypeElectronic LSIG
Current Range300 A
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life120 Operations/hr.
Electrical Life60 Operations/hr.
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The 140G-K6K3-D30 circuit breaker is engineered by Allen-Bradley and falls under the 140G MCB series offered by Rockwell Automation. This molded-case circuit breaker is designed with a K frame that allows it to handle a rated current of up to 400 Amps. It boasts an interrupting rating of 65 kA, which effectively protects against severe electrical faults. This circuit breaker's electronic LSIG and MM protection option further enhances its functionality, delivering advanced safety features for various industrial applications.

This model has a current rating of 300 A, making it versatile for a range of installations. Its rated insulation voltage is set at 1000 V, making it suitable for high-voltage applications. The breaker can withstand impulse voltages of up to 8 kV, ensuring optimal operational integrity even under adverse conditions.

The device's total weight of 7.17 pounds facilitates its installation and integration into panels. Mechanical longevity is also a key feature. The breaker is rated for 120 mechanical operations per hour, while the electrical life measurement stands at 60 operations per hour. These specifications make the 140G-K6K3-D30 suitable for rigorous operational demands in various electrical systems.

Revision Part #Also known as
140G-K6K3-D30 Ser A140G-K6K3-D30/A, Series A, Rev A
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