AF2-B0-34-620-1G3-C Littelfuse AF2-B0-34-620-1G3-C is a 20A, 277V, 2-pole magnetic hydraulic delay circuit breaker. It features a rocker actuator and panel mount design.
Mfr Part #:

AF2-B0-34-620-1G3-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Littelfuse AF2-B0-34-620-1G3-C is a 20A, 277V, 2-pole magnetic hydraulic delay circuit breaker. It features a rocker actuator and panel mount design.
Stock on Request

AF2-B0-34-620-1G3-C Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Actuator Type
Approval Agency
Automotive Grade
Breaker Type
Current Rating
Current Rating (Amps)
Illumination
Industrial Grade
Medical Grade
Military Grade
Mounting Type
Number of Poles
Voltage Rating

AF2-B0-34-620-1G3-C Description

Short technical summary and product information.

The Littelfuse AF2-B0-34-620-1G3-C is a 2-pole magnetic hydraulic delay circuit breaker. It is rated for 20A at 277V. It uses a rocker actuator and is designed for panel mount installations. The magnetic hydraulic delay mechanism provides reliable overcurrent protection with a time-delay characteristic.

 

With no illumination, this breaker is suitable for applications where visual indication is not required. The 2-pole configuration allows simultaneous interruption of both lines in a single-phase or DC system. The hydraulic-magnetic trip element offers predictable performance under varying load conditions.

 

This circuit breaker is mounted via panel mount, making it easy to integrate into control panels, distribution boards, or industrial equipment. The compact design and standard panel cutout ensure compatibility with common mounting arrangements.

AF2-B0-34-620-1G3-C Quick Information

Product Type: Circuit Breaker
Series: AF2
Canonical Name: Littelfuse AF2-B0-34-620-1G3-C 20A 277V 2-Pole Magnetic Hydraulic Delay Circuit Breaker, Panel Mount
Subcategory: Magnetic Hydraulic Delay Circuit Breaker

AF2-B0-34-620-1G3-C Compliance

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

AF2-B0-34-620-1G3-C Features

  • Rated for 20A continuous current at 277V.
  • Two-pole design for simultaneous line interruption.
  • Magnetic hydraulic delay trip mechanism.
  • Rocker actuator for manual operation.
  • Panel mount installation with standard cutout.

AF2-B0-34-620-1G3-C Applications

  • Used in industrial control panels and machinery.
  • Suitable for power distribution in commercial buildings.
  • Ideal for protecting branch circuits in electrical systems.
  • Common in HVAC equipment and motor control circuits.

AF2-B0-34-620-1G3-C FAQs

6 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the AF2-B0-34-620-1G3-C?

It is rated for 277V.

What is the current rating?

The current rating is 20A.

How many poles does this circuit breaker have?

It is a 2-pole circuit breaker.

What type of actuator does it have?

It uses a rocker actuator.

What is the mounting type?

It is designed for panel mount.

What trip mechanism does it use?

It uses a magnetic hydraulic delay trip mechanism.

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