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This Littelfuse Inc. circuit breaker, part number AA1-B9-20-420-1L1-C, is a 1-pole device with a current rating of 2A and a voltage rating of 277V. It is designed for panel mounting and utilizes a lever actuator for operation. The breaker type is magnetic with a hydraulic delay, providing reliable overcurrent protection.
Key specifications include a 2A current rating and a 277V voltage rating, making it suitable for various electrical applications. The panel mount design ensures easy integration into control panels and enclosures. The magnetic hydraulic delay mechanism offers specific trip characteristics for different load conditions.
Compliance information indicates RoHS3 compliance, MSL Level 1, and REACH unaffected status, though these are noted with low confidence and require verification. The approval agencies listed are CCC, CSA, and UL, signifying adherence to international safety standards.
277V
2A
1
Panel Mount
Lever
Magnetic (Hydraulic Delay)
CCC, CSA, UL