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The Littelfuse AC1-B0-34-430-1B1-C is a single-pole hydraulic-magnetic circuit breaker designed for overcurrent protection. It is rated for 3A continuous current at 277V AC, making it suitable for commercial and industrial 277V lighting and power distribution circuits. The breaker uses a magnetic (hydraulic delay) trip mechanism, which provides reliable protection against overloads and short circuits. The hydraulic delay characteristic allows for moderate inrush currents without nuisance tripping.
The breaker features a panel mount rocker actuator for manual on/off control. The actuator is non-illuminated. The unit is designed for panel mounting, simplifying installation in control panels and distribution boards. The 1-pole construction protects a single phase. The breaker is approved by CCC, CSA, and UL, indicating compliance with international safety standards. The component is RoHS3 compliant, though this status is unverified, and is MSL level 1 with unlimited floor life.
277V.
Panel Mount.
3A.
Magnetic (Hydraulic Delay).
1.
Rocker.
CCC, CSA, UL.