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AF1-B0-21-620-533-C The Littelfuse Inc. AF1-B0-21-620-533-C is a magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
Mfr Part #:

AF1-B0-21-620-533-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AF1-B0-21-620-533-C is a magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
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AF1-B0-21-620-533-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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AF1-B0-21-620-533-C Description

Short technical summary and product information.

This Littelfuse Inc. AF1-B0-21-620-533-C is a single-pole circuit breaker designed for panel mounting. It utilizes a magnetic hydraulic delay mechanism for reliable operation.

 

Key electrical specifications include a current rating of 20A and a voltage rating of 277V. The actuator type is a rocker, and it offers no illumination.

 

This circuit breaker is suitable for applications requiring robust overcurrent protection. Its panel mount design facilitates integration into various electrical enclosures and systems.

AF1-B0-21-620-533-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AF1-B0-21-620-533-C Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

AF1-B0-21-620-533-C Compliance

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

AF1-B0-21-620-533-C Features

  • 20A current rating for protection.
  • 277V voltage rating capability.
  • Magnetic hydraulic delay mechanism.
  • Panel mount design for integration.
  • Rocker actuator for operation.

AF1-B0-21-620-533-C Applications

  • For industrial control panel protection.
  • Handles motor start-up inrush currents.
  • Mounts directly into panel cutouts.
  • Protects sensitive equipment from overloads.

AF1-B0-21-620-533-C FAQs

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

277V

What is the current rating?

20A

How many poles does it have?

1 pole

What type of breaker is it?

Magnetic hydraulic delay circuit breaker

What is the mounting style?

Panel mount

What actuator type does it use?

Rocker actuator

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