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140G-MTH4-D80

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The 140G-MTH4-D80 is a robust molded case circuit breaker featuring a four-pole configuration and electronic LSI protection. With a maximum current rating of 800 Amps, it effectively meets high-demand operational requirements and offers significant reliability in electrical systems.

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Technical specifications for 140G-MTH4-D80

Manufacturer	Rockwell Automation
Brand	Allen-Bradley
Part Number/Catalog No.	140G-MTH4-D80
Product Type	Molded Case Circuit Breaker
Frame	M
Amps	800
Interrupting Rating	Trip Unit
Protection Type	Electronic LSI
Poles	4
Current Range	800 A
Rated Insulation Voltage	1000V
Rated Impulse Withstand Voltage	8 kV
Weight	33.29 lb
Mechanical Life	120 Operations/hr.
Electrical Life	60 Operations/hr.

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.

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The 140G-MTH4-D80 model from Allen-Bradley is a molded case circuit breaker, engineered for high performance. Under the Rockwell Automation brand, this device is specifically designed to handle demanding electrical loads. It has a robust frame size classified as M, which allows it to manage a maximum current rating of 800 Amps. This circuit breaker features an effective interrupting rating that is coordinated via a trip unit mechanism, ensuring dependable operation during overload conditions.

In terms of protective capabilities, the breaker utilizes electronic LSI technology. This advanced protection method offers precise control in safeguarding your electrical systems. Featuring four poles, the 140G-MTH4-D80 is versatile, suitable for multi-phase applications. The rated insulation voltage for this breaker reaches 1000 Volts, while it is capable of withstanding impulse surge voltages of up to 8 kV, enhancing its operational safety.

Weighing in at 33.29 lbs, the device is substantial, ensuring stability during application. The mechanical life expectation stands at 120 operations per hour, while the electrical life indicates a lifespan of 60 operations per hour. These design features ensure that the 140G-MTH4-D80 molded case circuit breaker is not only reliable but also capable of enduring in environments demanding frequent and continuous operation.