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AA1-B0-12-620-5B2-C The Littelfuse Inc. AA1-B0-12-620-5B2-C is a magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
Mfr Part #:

AA1-B0-12-620-5B2-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-12-620-5B2-C is a magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
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AA1-B0-12-620-5B2-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-B0-12-620-5B2-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-12-620-5B2-C, is designed for panel mounting. It operates as a magnetic (hydraulic delay) type with a lever actuator.

 

The breaker has a current rating of 20A and a voltage rating of 277V. It is a single-pole unit and is approved by CCC, CSA, and UL agencies. The illumination is none.

 

Environmental compliance includes RoHS3 compliance, MSL 1, and REACH unaffected status. The mounting type is panel mount.

AA1-B0-12-620-5B2-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B0-12-620-5B2-C Circuit Breaker

AA1-B0-12-620-5B2-C Compliance

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

AA1-B0-12-620-5B2-C Features

  • 20A current rating for protection.
  • 277V voltage rating.
  • Magnetic hydraulic delay breaker type.
  • Panel mount design.
  • Lever actuator.

AA1-B0-12-620-5B2-C Applications

  • Provides overcurrent protection for branch circuits.
  • Used in industrial control panel applications.
  • Suitable for lighting and power distribution circuits.
  • Panel mount design for equipment enclosures.
  • Magnetic hydraulic delay provides overcurrent protection.

AA1-B0-12-620-5B2-C FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-12-620-5B2-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 breaker is the AA1-B0-12-620-5B2-C?

It is a Magnetic (Hydraulic Delay) breaker type.

How many poles does this circuit breaker have?

It has 1 pole.

What is the mounting type for this circuit breaker?

The mounting type is Panel Mount.

Is the AA1-B0-12-620-5B2-C RoHS compliant?

Yes, it is RoHS3 Compliant.

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