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AA1-B0-26-450-3B1-C The Littelfuse Inc. AA1-B0-26-450-3B1-C is a 1-pole, 5A magnetic circuit breaker designed for panel mounting. It features a 277V voltage rating and a hydraulic delay mechanism.
Mfr Part #:

AA1-B0-26-450-3B1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-26-450-3B1-C is a 1-pole, 5A magnetic circuit breaker designed for panel mounting. It features a 277V voltage rating and a hydraulic delay mechanism.
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AA1-B0-26-450-3B1-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
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AA1-B0-26-450-3B1-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-26-450-3B1-C, is a single-pole device with a current rating of 5A and a voltage rating of 277V.

 

It utilizes a magnetic (hydraulic delay) breaker type, providing reliable overcurrent protection. The actuator type is a lever, and it is designed for panel mounting.

 

Key approvals include CCC, CSA, and UL, indicating compliance with various safety standards. The RoHS status is compliant with RoHS3, and the Moisture Sensitivity Level (MSL) is 1.

 

This circuit breaker is suitable for applications requiring robust protection and panel-mounted installation.

AA1-B0-26-450-3B1-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B0-26-450-3B1-C Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-26-450-3B1-C Compliance

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

AA1-B0-26-450-3B1-C Features

  • 5A current rating for protection.
  • 277V voltage rating.
  • Magnetic breaker with hydraulic delay.
  • Panel mount design.
  • CCC, CSA, UL approved.

AA1-B0-26-450-3B1-C Applications

  • Protects branch circuits in industrial panels.
  • Ideal for 277V lighting circuits.
  • Suitable for equipment requiring time-delay.
  • Used in commercial power distribution.
  • Provides overload and short circuit protection.

AA1-B0-26-450-3B1-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-26-450-3B1-C?

5A.

What is the voltage rating of the AA1-B0-26-450-3B1-C?

277V.

What type of breaker is the AA1-B0-26-450-3B1-C?

Magnetic (Hydraulic Delay).

How many poles does the AA1-B0-26-450-3B1-C have?

1 pole.

What actuator type does the AA1-B0-26-450-3B1-C use?

Lever.

What approvals does the AA1-B0-26-450-3B1-C have?

CCC, CSA, UL.

What is the mounting type of the AA1-B0-26-450-3B1-C?

Panel Mount.

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