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AA1-B0-34-620-5C1-C The Littelfuse Inc. AA1-B0-34-620-5C1-C is a magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
Mfr Part #:

AA1-B0-34-620-5C1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-34-620-5C1-C is a magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
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AA1-B0-34-620-5C1-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-B0-34-620-5C1-C Description

Short technical summary and product information.

This Littelfuse Inc. AA1-B0-34-620-5C1-C is a single-pole circuit breaker designed for panel mounting. It operates with a 20A current rating and a voltage rating of 277V.

 

The breaker type is magnetic with a hydraulic delay, and it features a lever actuator. Illumination is not provided.

 

Compliance includes RoHS3, REACH Unaffected, and MSL 1 Unlimited. Approval agencies include CCC, CSA, and UL.

 

This component is suitable for applications requiring reliable overcurrent protection within its specified electrical and environmental parameters.

AA1-B0-34-620-5C1-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B0-34-620-5C1-C Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-34-620-5C1-C Compliance

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

AA1-B0-34-620-5C1-C Features

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

AA1-B0-34-620-5C1-C Applications

  • Protects individual branch circuits in panels.
  • Used in industrial control and distribution systems.
  • Suitable for commercial lighting and power circuits.
  • Ideal for equipment requiring time-delay protection.

AA1-B0-34-620-5C1-C FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of this circuit breaker?

The current rating is 20A.

What is the voltage rating of this circuit breaker?

The voltage rating is 277V.

What type of breaker is this?

This is a magnetic hydraulic delay circuit breaker.

How many poles does this circuit breaker have?

This circuit breaker has 1 pole.

What type of actuator does this breaker use?

It uses a lever actuator.

What is the mounting type for this circuit breaker?

The mounting type is panel mount.

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