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Allen Bradley 140G MCB 140G-KTK4-D30

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140G-KTK4-D30

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The 140G-KTK4-D30 is a molded case circuit breaker offering a robust design and reliable performance for electrical systems. Operating at 400 Amps of maximum current and incorporating a trip unit for its interrupting rating, it is ideal 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-KTK4-D30

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-KTK4-D30
UPC885630442358
Weight15.00 lbs (6.80 kg)
FrameK
Amps400
Interrupting RatingTrip Unit
Protection TypeElectronic LSIG
Poles4
Current Range300 A
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life120 Operations/hr.
Electrical Life60 Operations/hr.
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The 140G-KTK4-D30 molded case circuit breaker from Allen-Bradley is built to ensure electrical safety in various industrial applications. This device, classified with a size K frame, can handle a maximum current rating of 400 Amps. The unit features electronic LSIG and MM protection, distinguishing it in terms of performance and reliability. With four poles, it is designed to efficiently manage multiple circuit configurations.

The breaker's operational reliability is further enhanced by a rated insulation voltage of 1000 volts, allowing the device to function in high-voltage applications. The 140G-KTK4-D30 can also endure impulse withstand voltage levels of 8 kV, safeguarding the system against voltage spikes. Weighing 9.15 pounds, its design emphasizes structural integrity and ease of installation.

In terms of lifespan, this circuit breaker is rated for a mechanical life of 120 operations per hour and an electrical life of 60 operations per hour. These ratings indicate the durability of the device in demanding operational settings. The 140G-KTK4-D30 is a substantial choice for optimal electrical circuit management and protective performance.

Revision Part #Also known as
140G-KTK4-D30 Ser A140G-KTK4-D30/A, Series A, Rev A
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