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AA1-B0-52-420-1D2-C The Littelfuse Inc. AA1-B0-52-420-1D2-C is a 1-pole circuit breaker designed for panel mounting. It features a lever actuator and a hydraulic delay mechanism.
Mfr Part #:

AA1-B0-52-420-1D2-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-52-420-1D2-C is a 1-pole circuit breaker designed for panel mounting. It features a lever actuator and a hydraulic delay mechanism.
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AA1-B0-52-420-1D2-C Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Actuator Type
Approval Agency
Breaker Type
Current Rating
Current Rating (Amps)
Illumination
Mounting Type
Number of Poles
SVHC Present
Voltage Rating
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AA1-B0-52-420-1D2-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-52-420-1D2-C, is a single-pole device rated for 2A current and 277V. It utilizes a magnetic (hydraulic delay) tripping mechanism for reliable protection.

 

The breaker is designed for panel mounting and features a convenient lever actuator. Its compact design and robust construction make it suitable for various protection applications.

 

Key electrical specifications include a 2A current rating and a 277V voltage rating. The breaker type is magnetic with a hydraulic delay, and it has a single pole configuration. The actuator is a lever, and it does not feature illumination.

 

Compliance information indicates RoHS3 compliance, MSL 1, and REACH unaffected status, though these are noted as unverified.

AA1-B0-52-420-1D2-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B0-52-420-1D2-C Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-52-420-1D2-C Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

AA1-B0-52-420-1D2-C Features

  • 2A current rating and 277V voltage rating.
  • Magnetic (hydraulic delay) breaker type.
  • Single pole, lever actuator design.
  • Panel mount for easy integration.
  • RoHS3 compliant (unverified).

AA1-B0-52-420-1D2-C Applications

  • Provides overcurrent protection.
  • Suitable for panel mount installations.
  • Used in electrical distribution systems.
  • Offers reliable circuit interruption.

AA1-B0-52-420-1D2-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the AA1-B0-52-420-1D2-C circuit breaker?

277V

What is the current rating?

2A

How many poles does this circuit breaker have?

1

What type of breaker is the AA1-B0-52-420-1D2-C?

Magnetic hydraulic delay breaker

What is the mounting type for this component?

Panel mount

Does this breaker include illumination?

No, it has no illumination.

What type of actuator does this breaker have?

Lever actuator

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