AA1-B0-22-620-1D2-C The Littelfuse Inc. AA1-B0-22-620-1D2-C is a magnetic (hydraulic delay) circuit breaker designed for panel mounting. It features a 20A current rating and a 277V voltage rating.
Mfr Part #:

AA1-B0-22-620-1D2-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-22-620-1D2-C is a magnetic (hydraulic delay) circuit breaker designed for panel mounting. It features a 20A current rating and a 277V voltage rating.
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AA1-B0-22-620-1D2-C Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Actuator Type
Approval Agency
Breaker Type
Current Rating (Amps)
Illumination
Mounting Type
Number of Poles
Voltage Rating

AA1-B0-22-620-1D2-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-22-620-1D2-C, is a magnetic type with a hydraulic delay mechanism. It is designed for panel mounting and offers a 20A current rating and a 277V voltage rating.

 

With one pole and a lever actuator, this circuit breaker is suitable for various electrical protection applications. It is approved by CCC, CSA, and UL agencies. The component is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 1 Unlimited, indicating it is unaffected by moisture.

 

The breaker type is specifically magnetic with a hydraulic delay, providing reliable overcurrent protection. Its panel mount design ensures easy integration into control panels and equipment. The 277V voltage rating makes it suitable for higher voltage systems.

AA1-B0-22-620-1D2-C Quick Information

Product Type: Circuit Breaker
Series: AA1
Canonical Name: Littelfuse Inc. AA1-B0-22-620-1D2-C Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

AA1-B0-22-620-1D2-C Compliance

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

AA1-B0-22-620-1D2-C Features

  • 20A current rating for protection.
  • 277V voltage rating for systems.
  • Panel mount design for integration.
  • Magnetic type with hydraulic delay.
  • Approved by CCC, CSA, and UL.

AA1-B0-22-620-1D2-C Applications

  • Overcurrent protection in commercial lighting circuits.
  • Protection for HVAC and refrigeration equipment.
  • Branch circuit protection in industrial control panels.
  • Power distribution in building management systems.
  • Motor and transformer protection applications.

AA1-B0-22-620-1D2-C FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-22-620-1D2-C circuit breaker?

The current rating is 20A.

What is the voltage rating for this circuit breaker?

The voltage rating is 277V.

What type of circuit breaker is the AA1-B0-22-620-1D2-C?

It is a magnetic type with a hydraulic delay.

How is this circuit breaker mounted?

It is designed for panel mounting.

Is this circuit breaker RoHS compliant?

Yes, it is RoHS3 compliant.

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

The MSL is 1 Unlimited.

AA1-B0-22-620-1D2-C Alternate Parts

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AA1-B0-42-620-1D1-C
AA1-B0-42-620-1D1-C
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-42-620-1D1-C is a magnetic hydraulic delay circuit breaker. It features a 20A current rating and 277V voltage rating.
View Part
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