AA1-B0-42-620-2B5-C The Littelfuse Inc. AA1-B0-42-620-2B5-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
Mfr Part #:

AA1-B0-42-620-2B5-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-42-620-2B5-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
Stock on Request

AA1-B0-42-620-2B5-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
SVHC Present
Voltage Rating

AA1-B0-42-620-2B5-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-42-620-2B5-C, is designed for reliable circuit protection. It operates with a 20A current rating and a 277V voltage rating, suitable for various electrical applications.

 

The breaker type is magnetic with a hydraulic delay, offering specific protection characteristics. It has a single pole and a lever actuator for easy operation. The mounting type is panel mount with a snap-in design, facilitating installation in control panels and enclosures.

 

Key specifications include a 20A current rating and 277V voltage rating. It is approved by CCC, CSA, and UL agencies, ensuring compliance with safety standards. The breaker does not feature illumination and is designed for straightforward integration into systems requiring robust overcurrent protection.

AA1-B0-42-620-2B5-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B0-42-620-2B5-C Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-42-620-2B5-C Compliance

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

AA1-B0-42-620-2B5-C Features

  • 20A current rating for protection.
  • 277V voltage rating for power systems.
  • Magnetic hydraulic delay breaker type.
  • Panel mount, snap-in installation.
  • CCC, CSA, UL approval agency certified.

AA1-B0-42-620-2B5-C Applications

  • Provides overcurrent protection.
  • Suitable for panel installations.
  • Used in electrical control systems.
  • Ensures safety with agency approvals.

AA1-B0-42-620-2B5-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-42-620-2B5-C?

20A.

What is the voltage rating?

277V.

How many poles does this circuit breaker have?

1 pole.

What type of breaker is it?

Magnetic (hydraulic delay).

What actuator type does it use?

Lever actuator.

What mounting type is supported?

Panel mount, snap-in.

What approvals does it have?

CCC, CSA, UL.

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