BA1-B0-21-620-1D2-C The Littelfuse Inc. BA1-B0-21-620-1D2-C is a magnetic (hydraulic delay) circuit breaker. It features a 20A current rating and a 277V AC voltage rating.
Mfr Part #:

BA1-B0-21-620-1D2-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. BA1-B0-21-620-1D2-C is a magnetic (hydraulic delay) circuit breaker. It features a 20A current rating and a 277V AC voltage rating.
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BA1-B0-21-620-1D2-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

BA1-B0-21-620-1D2-C Description

Short technical summary and product information.

The Littelfuse Inc. BA1-B0-21-620-1D2-C is a magnetic (hydraulic delay) circuit breaker designed for panel mounting. It offers a current rating of 20A and a maximum AC voltage rating of 277V.

 

This circuit breaker is suitable for applications requiring reliable overcurrent protection. Its robust construction and magnetic tripping mechanism ensure consistent performance. The device has a single pole configuration and a lever actuator for manual operation.

 

Key specifications include a 20A current rating, 277V AC voltage rating, and 80V DC voltage rating. It is approved by CCC, CSA, and UL agencies, indicating compliance with relevant safety standards. The circuit breaker is designed for panel mount installations, making it easy to integrate into various electrical systems.

BA1-B0-21-620-1D2-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. BA1-B0-21-620-1D2-C Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Circuit Breaker

BA1-B0-21-620-1D2-C Compliance

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

BA1-B0-21-620-1D2-C Features

  • 20A current rating for reliable protection.
  • 277V AC voltage rating for AC circuits.
  • Panel mount design for easy installation.
  • Magnetic (hydraulic delay) tripping mechanism.
  • CCC, CSA, UL agency approvals.

BA1-B0-21-620-1D2-C Applications

  • Overcurrent protection in electrical systems.
  • Industrial control panel applications.
  • Power distribution units.
  • Machinery and equipment safety.

BA1-B0-21-620-1D2-C FAQs

7 frequently asked questions generated from this part’s specifications.
What are the voltage ratings of this circuit breaker?

It is rated for 277V AC and 80V DC.

What is the current rating?

20A.

How many poles does it have?

1 pole.

What mounting type does it use?

Panel mount.

What type of breaker is this?

Magnetic with hydraulic delay.

What actuator type does it have?

Lever.

What agency approvals does it hold?

CCC, CSA, and UL.

BA1-B0-21-620-1D2-C Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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BA1-B2-14-620-Q22-C
BA1-B2-14-620-Q22-C
Littelfuse Inc.
The Carling Technologies BA1-B2-14-620-Q22-C is a magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V AC / 80V DC voltage rating.
View Part
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