140G-J0F3-D11

The 140G-J0F3-D11 from Allen-Bradley is a high-quality molded case circuit breaker falling under the J frame classification. It is designed to handle a maximum current of 250 amps, positioning it well for heavy-duty electrical systems. This breaker has an impressive interrupting rating of 100 kA, which allows it to manage substantial fault conditions.

This model utilizes adjustable thermal and magnetic protection mechanisms. Such flexibility allows for precise tailoring to the application's specific current needs. The current range it accommodates is up to 110 amps, facilitating its suitability across various industrial settings. The rated insulation voltage is set at 1000 volts, ensuring it operates safely across high voltage scenarios. Additionally, it can withstand impulse conditions with a rating of 8 kV, further guaranteeing system integrity during transient events.

With a weight of 5.51 pounds, the 140G-J0F3-D11 is efficient and manageable. Its mechanical lifespan is rated at 240 operations per hour, indicating strong durability under mechanical stress. In terms of electrical operations, it can handle 120 operations per hour, ensuring reliability in both mechanical and electrical aspects of performance. This circuit breaker is essential for any system requiring dependable circuit protection and management.