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The Littelfuse AA2-B0-46-645-5B2-C is a magnetic (hydraulic delay) circuit breaker designed for overcurrent protection in electrical systems. It is rated for a continuous current of 45A at a voltage of 277V, making it suitable for a variety of industrial and commercial applications.
The breaker features a 2-pole configuration and a panel mount design, allowing for secure installation in control panels and equipment enclosures. The lever actuator provides a clear visual indication of the breaker's status and allows for manual reset after a trip event. The hydraulic delay mechanism provides time-delayed tripping, which helps to prevent nuisance tripping from temporary inrush currents while still providing reliable protection against sustained overloads and short circuits.
This circuit breaker is approved by CCC, CSA, and UL, indicating compliance with major international safety standards. It is designed for use in branch circuit protection, equipment protection, and as a disconnect switch in a wide range of applications.
The current rating is 45A.
The voltage rating is 277V.
It is a Magnetic (Hydraulic Delay) circuit breaker.
It has 2 poles.
It is a Panel Mount circuit breaker.
It is approved by CCC, CSA, and UL.