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The 1492-CB-2-H-300 is an AC circuit breaker from Allen Bradley's 1492 Wiring System designed to handle single-phase circuits efficiently. It has a rated current of 30 amperes and a maximum rated power of 10 horsepower, making it suitable for various applications.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | AC Circuit Breaker |
| Product Line | 1492 Wiring System |
| Part Number | 1492-CB-2-H-300 |
| Weight | 0.75 lbs (0.34 kg) |
| Number of Phases | 1-phase |
| Rated Current | 30 A |
| Rated Power | 10 Hp |
| Rated Voltage, AC | 480Y/277V AC |
| Rated Voltage, DC | 65V DC |
| Housing Material | Melamine-Phenolic |
| Wire Size | #16 to #4 AWG |
| Minimum Frequency Range | 10 Hz |
| Maximum Frequency Range | 500 Hz |
| Interrupting Rating | 5 kA |
| Ambient Humidity Range | 80% (Non-condensing) |
The 1492-CB-2-H-300 model, belonging to the Allen Bradley 1492 Wiring System, is an AC circuit breaker focused on reliability for single-phase applications. It is rated for a continuous current of 30 amps, allowing it to handle substantial power needs with a peak capacity of 10 horsepower. This breaker operates efficiently at a voltage level of 480Y/277 volts AC, while capable of managing up to 65 volts DC.
Designed for durability, the housing is composed of melamine-phenolic, ensuring resistance to environmental factors. The unit has flexibility in wiring, supporting wire sizes from #16 to #4 AWG. It can sustain operational frequencies ranging from 10 Hz to a maximum of 500 Hz, which caters to various application demands. The breaking capacity is rated at a notable 5 kA, providing essential protection in fault conditions.
Additionally, the circuit breaker is suitable for use in environments with ambient humidity levels of up to 80% without condensation. This rating ensures stable operation under typical conditions, emphasizing dependability for industrial and commercial applications.