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The 140M-F8E-C45 is a circuit breaker from Allen Bradley's Bulletin 140M series, specifically designed for motor protection applications. This device features a turn button controller and is housed in an F-frame structure.
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| Manufacturer | Allen Bradley |
|---|---|
| Category | Motors |
| Product Line | 140M Circuit Breakers |
| Part Number | 140M-F8E-C45 |
| UPC | 662468964531 |
| Weight | 2.00 lbs (0.91 kg) |
| Product | Circuit Breaker |
| Frame | F-Frame |
| Breaker Type | Motor Protection Breaker |
| Control Element | Turn Button |
| Main Circuit Electrical Connection Option | Screw Connection |
| Operational Current | 45A |
| Supply Current | 6.3A |
| Nominal Magnetic Trip Current | 585A |
| Electrical Lifecycle | 30,000 Operations |
| Insulation Voltage | 690V AC |
| Thermal Protection | Supported |
| Number of Poles | 3 Poles |
The Allen Bradley part number 140M-F8E-C45 is categorized as a circuit breaker intended for use in motor protection scenarios within the Bulletin 140M series. Designed with a robust F-frame, it supports an operational current of 45 Amperes, allowing it to manage substantial electrical loads efficiently. The supply current is rated at 6.3 Amps, offering accurate control.
This device features a turn button for the control element, which effectively manages the circuit. The main electrical connections are made via screw connections, providing secure and reliable integration into various systems. Notably, the circuit breaker is capable of a nominal magnetic trip current up to 585 Amps, which is critical for protecting motors from potential overloads.
The thermal protection capability ensures that the breaker can safeguard against excessive heat conditions. With an impressive electrical lifecycle rated at 30,000 operations, the 140M-F8E-C45 is built for longevity and durability. It is also rated for an insulation voltage of 690 Volts AC, meeting the necessary standards for safety and performance.
This circuit breaker is configured with three poles, allowing it to manage motor circuits effectively. The combination of features encapsulated in this circuit breaker makes it a reliable choice for a spectrum of motor control applications.