AF1-B0-22-620-131-C The Littelfuse Inc. AF1-B0-22-620-131-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
Mfr Part #:

AF1-B0-22-620-131-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AF1-B0-22-620-131-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
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AF1-B0-22-620-131-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

AF1-B0-22-620-131-C Description

Short technical summary and product information.

This Littelfuse Inc. AF1-B0-22-620-131-C is a single-pole circuit breaker designed for panel mounting. It operates with a magnetic (hydraulic delay) mechanism and has a current rating of 20A and a voltage rating of 277V.

 

The breaker features a rocker actuator and does not include illumination. It is compliant with RoHS3 standards and has a Moisture Sensitivity Level (MSL) of 1.

 

Approval agencies include CCC, CSA, and UL, indicating its suitability for various applications requiring safety certifications. The part number for distributor reference is 432-AF1-B0-22-620-131-C-ND.

AF1-B0-22-620-131-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AF1-B0-22-620-131-C Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

AF1-B0-22-620-131-C Compliance

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

AF1-B0-22-620-131-C Features

  • 20A current rating for power protection.
  • 277V voltage rating for electrical systems.
  • Magnetic hydraulic delay breaker type.
  • Panel mount design for easy installation.
  • Single pole configuration for basic circuits.

AF1-B0-22-620-131-C Applications

  • Suitable for industrial control panels.
  • Used in power distribution systems.
  • Applicable in machinery safety circuits.
  • Ideal for equipment protection needs.

AF1-B0-22-620-131-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the AF1-B0-22-620-131-C circuit breaker?

The current rating is 20A.

What is the voltage rating for this circuit breaker?

The voltage rating is 277V.

What type of breaker mechanism does the AF1-B0-22-620-131-C use?

It uses a magnetic (hydraulic delay) breaker type.

How many poles does this circuit breaker have?

It has 1 pole.

What is the mounting type for this circuit breaker?

The mounting type is Panel Mount.

Is the AF1-B0-22-620-131-C RoHS compliant?

Yes, it is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for this part?

The MSL is 1 Unlimited.

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