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AA1-B0-11-450-1B1-C The Littelfuse Inc. AA1-B0-11-450-1B1-C is a 1-pole magnetic hydraulic delay circuit breaker rated for 5A and 277VAC/80VDC. It features a lever actuator and panel mount.
Mfr Part #:

AA1-B0-11-450-1B1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-11-450-1B1-C is a 1-pole magnetic hydraulic delay circuit breaker rated for 5A and 277VAC/80VDC. It features a lever actuator and panel mount.
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AA1-B0-11-450-1B1-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
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Voltage Rating
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AA1-B0-11-450-1B1-C Description

Short technical summary and product information.

This Littelfuse Inc. AA1-B0-11-450-1B1-C is a single-pole circuit breaker designed for reliable circuit protection. It utilizes a magnetic hydraulic delay mechanism for its tripping action.

 

The breaker has a current rating of 5A and can handle a maximum operating voltage of 277VAC or 80VDC. It is designed for panel mounting and features a simple lever actuator for operation.

 

Operating within a temperature range of -40°C to 85°C, this circuit breaker is suitable for various environmental conditions. It is compliant with RoHS3 standards and has a Moisture Sensitivity Level (MSL) of 1 Unlimited.

AA1-B0-11-450-1B1-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B0-11-450-1B1-C Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-11-450-1B1-C Compliance

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

AA1-B0-11-450-1B1-C Features

  • Magnetic hydraulic delay circuit breaker.
  • Rated for 5A current.
  • Supports 277VAC and 80VDC.
  • Panel mount with lever actuator.
  • Operates from -40°C to 85°C.

AA1-B0-11-450-1B1-C Applications

  • Industrial motor control panel protection.
  • Commercial HVAC system circuit safeguarding.
  • Power distribution board overcurrent defense.
  • Automotive testing equipment safety isolation.
  • Telecom rack power supply backup routing.

AA1-B0-11-450-1B1-C FAQs

6 frequently asked questions generated from this part’s specifications.
What are the voltage ratings for this circuit breaker?

It is rated for 277 volts AC and 80 volts DC.

How is this circuit breaker mounted?

It uses a panel mount configuration for secure installation.

What is the operating temperature range?

The device functions reliably between -40°C and 85°C.

What type of actuator does this breaker use?

It utilizes a manual lever actuator for status indication and resetting.

How many poles does this circuit breaker have?

This component is designed as a single-pole unit.

What kind of trip mechanism protects the circuit?

It employs a magnetic hydraulic delay mechanism for precise fault interruption.

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