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The AC1-B0-21-620-111-D is a single-pole circuit breaker manufactured by Littelfuse Inc., engineered for reliable overcurrent protection in electrical systems. Rated for 20 amperes at 250 volts, this component provides robust circuit safeguarding against short circuits and sustained overloads.
This breaker employs a magnetic hydraulic delay trip mechanism, which ensures accurate tripping characteristics while preventing nuisance trips during temporary inrush currents. The unit features a rocker-style actuator for manual operation, allowing users to easily toggle the circuit on or off. It is designed specifically for panel mounting, facilitating straightforward integration into control panels and industrial enclosures.
Certified by major global approval agencies including UL, CSA, VDE, and CCC, the AC1-B0-21-620-111-D meets stringent international safety standards. Its construction supports applications requiring dependable manual reset capabilities and precise current interruption without integrated indicator lighting. Engineers selecting this component benefit from its standardized form factor and verified compliance for worldwide deployment.
The AC1-B0-21-620-111-D has a maximum voltage rating of 250V.
This circuit breaker is configured as a single-pole device.
The unit utilizes a rocker-style actuator for manual operation.
The component is designed for panel mounting.
It is approved by UL, CSA, VDE, and CCC agencies.