FA3-PB-16-860-21A-BT The Littelfuse Inc. FA3-PB-16-860-21A-BT is a 3-pole circuit breaker featuring a 600A current rating and 277V voltage rating. It is designed for chassis mounting and utilizes a magnetic hydraulic delay mechanism.
Mfr Part #:

FA3-PB-16-860-21A-BT

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. FA3-PB-16-860-21A-BT is a 3-pole circuit breaker featuring a 600A current rating and 277V voltage rating. It is designed for chassis mounting and utilizes a magnetic hydraulic delay mechanism.
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FA3-PB-16-860-21A-BT 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

FA3-PB-16-860-21A-BT Description

Short technical summary and product information.

This Littelfuse Inc. FA3-PB-16-860-21A-BT is a robust circuit breaker designed for reliable electrical protection. It offers a substantial 600A current rating and a 277V voltage rating, making it suitable for demanding applications.

 

The breaker features a 3-pole configuration and a magnetic (hydraulic delay) type, providing precise tripping characteristics. It is designed for easy chassis mounting and is operated by a lever actuator.

 

Compliance is indicated with RoHS3 status, and it has an MSL rating of 1 Unlimited. Approval agencies include CCC and UL489A, signifying adherence to important safety standards.

FA3-PB-16-860-21A-BT Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. FA3-PB-16-860-21A-BT Circuit Breaker

FA3-PB-16-860-21A-BT Compliance

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

FA3-PB-16-860-21A-BT Features

  • 600A current rating for high-power applications.
  • 277V voltage rating for versatile use.
  • 3-pole configuration for multi-phase protection.
  • Chassis mount for secure installation.
  • Magnetic hydraulic delay for precise tripping.

FA3-PB-16-860-21A-BT Applications

  • Suitable for industrial power distribution.
  • Used in control panel assemblies.
  • Ideal for high-capacity electrical systems.
  • Provides overcurrent protection.

FA3-PB-16-860-21A-BT FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the FA3-PB-16-860-21A-BT?

The voltage rating is 277V.

What is the current rating of the FA3-PB-16-860-21A-BT?

The current rating is 600A.

How many poles does the FA3-PB-16-860-21A-BT have?

It has three poles.

What type of circuit breaker is the FA3-PB-16-860-21A-BT?

It is a magnetic hydraulic delay circuit breaker.

What actuator type is used on the FA3-PB-16-860-21A-BT?

It uses a lever actuator.

What is the mounting type of the FA3-PB-16-860-21A-BT?

It is a chassis mount circuit breaker.

What agency approvals does the FA3-PB-16-860-21A-BT carry?

It is approved under CCC and UL489A.

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