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The AA1-B0-34-640-511-P is a single-pole circuit breaker from Littelfuse Inc., designed for overcurrent protection in electrical circuits. It is rated for 40A continuous current at 250V AC/DC, utilizing a magnetic hydraulic delay mechanism that provides precise trip characteristics and tolerance to ambient temperature variations.
The breaker features a lever actuator for manual on/off control and reset. Its hydraulic-magnetic design ensures reliable performance in applications where high inrush currents or temperature fluctuations are present. The compact 1-pole form factor allows for easy integration into panel boards or equipment enclosures.
The current rating is 40A.
The voltage rating is 250V.
It is a magnetic hydraulic delay circuit breaker.
It has 1 pole.
It uses a lever actuator.