AA1-B0-12-450-5C5-C Single-pole magnetic (hydraulic delay) circuit breaker rated 5A at 277V. Features lever actuator, panel mount snap-in installation, and CCC, CSA, and UL approvals.
Mfr Part #:

AA1-B0-12-450-5C5-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Single-pole magnetic (hydraulic delay) circuit breaker rated 5A at 277V. Features lever actuator, panel mount snap-in installation, and CCC, CSA, and UL approvals.
Stock on Request

AA1-B0-12-450-5C5-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

AA1-B0-12-450-5C5-C Description

Short technical summary and product information.

The AA1-B0-12-450-5C5-C is a single-pole circuit breaker from Littelfuse Inc. It uses a magnetic (hydraulic delay) trip mechanism and is rated for 5A at 277V. The breaker is actuated by a lever and is designed for panel mount snap-in installation.

 

With one pole, this breaker provides overcurrent protection in a compact form factor. The magnetic (hydraulic delay) breaker type provides a delayed trip response for overcurrent protection. The unilluminated actuator keeps the design simple for applications that do not require a visual status indicator.

 

The panel mount snap-in mounting type simplifies installation into equipment enclosures or control panels. The lever actuator provides a clear manual on/off control. Approval agency markings include CCC, CSA, and UL.

AA1-B0-12-450-5C5-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Single-Pole Magnetic (Hydraulic Delay) Circuit Breaker, 5A, 277V
Subcategory: Magnetic Circuit Breakers

AA1-B0-12-450-5C5-C Compliance

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

AA1-B0-12-450-5C5-C Features

  • Rated for 5A at 277V.
  • Single-pole magnetic hydraulic-delay circuit breaker.
  • Lever actuator for manual control.
  • Panel mount snap-in installation type.
  • CCC, CSA, and UL approved.

AA1-B0-12-450-5C5-C Applications

  • Provides overcurrent protection in control panels.
  • Suitable for panel-mounted equipment enclosures.
  • Used in commercial and industrial electrical systems.
  • Protects circuits rated up to 5A at 277V.

AA1-B0-12-450-5C5-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the AA1-B0-12-450-5C5-C?

The voltage rating is 277V.

What is the current rating of the AA1-B0-12-450-5C5-C?

The current rating is 5A.

What type of circuit breaker is the AA1-B0-12-450-5C5-C?

It is a magnetic (hydraulic delay) circuit breaker.

How many poles does the AA1-B0-12-450-5C5-C have?

It has 1 pole.

What actuator type does the AA1-B0-12-450-5C5-C use?

The actuator type is lever.

What mounting type does the AA1-B0-12-450-5C5-C use?

It uses panel mount, snap-in mounting.

What agency approvals does the AA1-B0-12-450-5C5-C carry?

It carries CCC, CSA, and UL approvals.

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