AA1-B2-56-430-1D2-D Single-pole magnetic hydraulic delay circuit breaker rated at 3A and 277V. Features a lever actuator and panel mount design.
Mfr Part #:

AA1-B2-56-430-1D2-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Single-pole magnetic hydraulic delay circuit breaker rated at 3A and 277V. Features a lever actuator and panel mount design.
Stock on Request

AA1-B2-56-430-1D2-D 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

AA1-B2-56-430-1D2-D Description

Short technical summary and product information.

The AA1-B2-56-430-1D2-D is a single-pole circuit breaker from Littelfuse Inc., designed for overcurrent protection in electrical circuits. It offers a current rating of 3A and a voltage rating of 277V, making it suitable for a variety of industrial and commercial applications.

 

This breaker utilizes a magnetic (hydraulic delay) trip mechanism, providing reliable time-delay characteristics that help prevent nuisance tripping during inrush currents. It is configured with one pole and features a lever actuator for manual on/off control. The breaker is mounted via panel mount, allowing for secure installation in control panels or distribution boards.

 

The unit is non-illuminated and is designed for straightforward integration into protection circuits. With its robust construction and proven Littelfuse quality, this circuit breaker is a dependable choice for overcurrent protection needs.

AA1-B2-56-430-1D2-D Quick Information

Product Type: Circuit Breaker
Canonical Name: AA1-B2-56-430-1D2-D 3A 277V Single-Pole Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Magnetic Hydraulic Delay

AA1-B2-56-430-1D2-D Compliance

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

AA1-B2-56-430-1D2-D Features

  • Rated for 3A continuous current.
  • Operates at 277V AC/DC.
  • Magnetic hydraulic delay trip mechanism.
  • Single-pole configuration.
  • Panel mount with lever actuator.

AA1-B2-56-430-1D2-D Applications

  • Overcurrent protection for industrial control panels.
  • Branch circuit protection in power distribution.
  • Motor protection in HVAC equipment.
  • Lighting circuit protection in commercial buildings.

AA1-B2-56-430-1D2-D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of this circuit breaker?

277V.

What is the current rating of this circuit breaker?

3A.

What type of circuit breaker is the AA1-B2-56-430-1D2-D?

Magnetic (Hydraulic Delay) circuit breaker.

How many poles does this breaker have?

1.

What actuator type does this breaker use?

Lever.

What is the mounting type for this breaker?

Panel Mount.

Does this circuit breaker have illumination?

No, it is non-illuminated.

AA1-B2-56-430-1D2-D Alternate Parts

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BA1-B2-14-430-122-D
BA1-B2-14-430-122-D
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This is a 1 pole magnetic hydraulic delay circuit breaker from Littelfuse. It is rated for 3A current and 277V voltage, with panel mount and lever actuator.
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AA1-B2-54-430-HD2-D
AA1-B2-54-430-HD2-D
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The Littelfuse Inc. AA1-B2-54-430-HD2-D is a 1-pole circuit breaker designed for panel mounting. It features a 3A current rating and a 277V voltage rating.
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BA1-B0-14-430-522-D
BA1-B0-14-430-522-D
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The Littelfuse Inc. BA1-B0-14-430-522-D is a single-pole magnetic circuit breaker designed for panel mounting. It features a 3A current rating and a 277V voltage rating.
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