AA2-B0-46-645-5B1-C The Littelfuse Inc. AA2-B0-46-645-5B1-C is a 2-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism.
Mfr Part #:

AA2-B0-46-645-5B1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA2-B0-46-645-5B1-C is a 2-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism.
Stock on Request
$ Price Range: $0.99

AA2-B0-46-645-5B1-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
Voltage Rating

AA2-B0-46-645-5B1-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA2-B0-46-645-5B1-C, is a 2-pole device with a current rating of 45A and a voltage rating of 277V. It utilizes a magnetic (hydraulic delay) breaker type and is designed for panel mounting with a lever actuator.

 

The circuit breaker is approved by CCC, CSA, and UL agencies. It has no illumination and is RoHS3 compliant, with an MSL of 1 and REACH unaffected status. This component is suitable for various protection applications where reliable circuit interruption is required.

 

Key electrical characteristics include its 45A current capacity and 277V voltage rating. The magnetic hydraulic delay mechanism provides specific trip characteristics suitable for certain load types. Its panel mount design ensures straightforward integration into control panels and equipment.

 

Compliance information indicates RoHS3 compliance and REACH unaffected status, though these are currently unverified. The component is also rated MSL 1, signifying unlimited moisture sensitivity. Further details on operating conditions and specific performance parameters would typically be found in the manufacturer's datasheet.

AA2-B0-46-645-5B1-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA2-B0-46-645-5B1-C Circuit Breaker
Subcategory: Circuit Breaker

AA2-B0-46-645-5B1-C Compliance

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

AA2-B0-46-645-5B1-C Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

AA2-B0-46-645-5B1-C Features

  • 45A current rating for robust protection.
  • 277V voltage rating for diverse applications.
  • Magnetic (hydraulic delay) breaker type.
  • Panel mount design for easy integration.
  • 2-pole configuration for circuit isolation.

AA2-B0-46-645-5B1-C Applications

  • Used for overcurrent protection.
  • Suitable for industrial control panels.
  • Applicable in power distribution systems.
  • Integrates into equipment enclosures.

AA2-B0-46-645-5B1-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA2-B0-46-645-5B1-C circuit breaker?

The current rating is 45A.

What is the voltage rating for this Littelfuse circuit breaker?

The voltage rating is 277V.

What type of breaker mechanism does the AA2-B0-46-645-5B1-C use?

It uses a Magnetic (Hydraulic Delay) mechanism.

How many poles does this circuit breaker have?

This circuit breaker has 2 poles.

What is the mounting type for the AA2-B0-46-645-5B1-C?

The mounting type is Panel Mount.

Is the AA2-B0-46-645-5B1-C RoHS compliant?

The RoHS Status is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for this part?

The Moisture Sensitivity Level is 1 Unlimited.

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