140G-MTH4-D80

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.