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AA1-B0-24-620-4D1-C The Littelfuse Inc. AA1-B0-24-620-4D1-C is a circuit breaker designed for panel mounting. It features a 20A current rating and a 277V voltage rating.
Mfr Part #:

AA1-B0-24-620-4D1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-24-620-4D1-C is a circuit breaker designed for panel mounting. It features a 20A current rating and a 277V voltage rating.
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AA1-B0-24-620-4D1-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-B0-24-620-4D1-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-24-620-4D1-C, is a magnetic hydraulic delay type designed for panel mounting. It offers a current rating of 20A and a voltage rating of 277V.

 

The breaker has a single pole and a lever actuator. It is approved by CCC, CSA, and UL agencies. The unit is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 1.

 

Key electrical specifications include a 20A current rating and a 277V voltage rating. The mounting type is panel mount, and the actuator is a lever. This circuit breaker is suitable for applications requiring reliable overcurrent protection.

 

Compliance information indicates RoHS3 compliance and an unaffected REACH status. The MSL is rated at 1.

AA1-B0-24-620-4D1-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B0-24-620-4D1-C Circuit Breaker

AA1-B0-24-620-4D1-C Compliance

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

AA1-B0-24-620-4D1-C Features

  • 20A current rating for protection.
  • 277V voltage rating.
  • Magnetic hydraulic delay breaker type.
  • Panel mount with lever actuator.
  • CCC, CSA, UL approved.

AA1-B0-24-620-4D1-C Applications

  • Panel-mounted overcurrent protection for electrical equipment.
  • Single-pole circuit protection in 277V systems.
  • Lever-actuated breaker for manual control applications.
  • Suitable for control panel branch protection.

AA1-B0-24-620-4D1-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-24-620-4D1-C?

20A.

What is the voltage rating of the AA1-B0-24-620-4D1-C?

277V.

What type of circuit breaker is the AA1-B0-24-620-4D1-C?

Magnetic (Hydraulic Delay).

How many poles does the AA1-B0-24-620-4D1-C have?

1 pole.

What actuator type does the AA1-B0-24-620-4D1-C use?

Lever.

What is the mounting type of the AA1-B0-24-620-4D1-C?

Panel Mount.

What approvals does the AA1-B0-24-620-4D1-C carry?

CCC, CSA, and UL.

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