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AA1-B0-26-620-5D1-C The Littelfuse Inc. AA1-B0-26-620-5D1-C is a panel mount circuit breaker. It features a 20A current rating and a 277V voltage rating.
Mfr Part #:

AA1-B0-26-620-5D1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-26-620-5D1-C is a panel mount circuit breaker. It features a 20A current rating and a 277V voltage rating.
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AA1-B0-26-620-5D1-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
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AA1-B0-26-620-5D1-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-26-620-5D1-C, is designed for panel mounting. It offers a current rating of 20A and a voltage rating of 277V.

 

The breaker type is magnetic with a hydraulic delay, providing reliable protection. It has a single pole configuration and a lever actuator.

 

Key approvals include CCC, CSA, and UL, indicating compliance with various safety standards. The RoHS status is RoHS3 Compliant, and the Moisture Sensitivity Level is 1 Unlimited.

AA1-B0-26-620-5D1-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B0-26-620-5D1-C Magnetic (Hydraulic Delay) Circuit Breaker

AA1-B0-26-620-5D1-C Compliance

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

AA1-B0-26-620-5D1-C Features

  • 20A current rating for protection.
  • 277V voltage rating for AC applications.
  • Panel mount for easy installation.
  • Magnetic (hydraulic delay) breaker type.
  • Lever actuator for operation.

AA1-B0-26-620-5D1-C Applications

  • Protects industrial control panel circuits.
  • Used in commercial lighting distribution.
  • Ideal for HVAC and motor protection.
  • Suitable for branch circuit protection.

AA1-B0-26-620-5D1-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the AA1-B0-26-620-5D1-C?

The voltage rating is 277V.

What is the mounting type?

The AA1-B0-26-620-5D1-C features panel mount installation.

What is the current rating?

20 amperes.

What type of circuit breaker is this?

Magnetic (hydraulic delay).

How many poles does this breaker have?

1 pole.

What type of actuator does it have?

Lever type.

Which approvals does this breaker carry?

CCC, CSA, and UL.

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