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BA1-B2-12-620-311-D The Littelfuse Inc. BA1-B2-12-620-311-D is a magnetic (hydraulic delay) circuit breaker. It features a 20A current rating and a 277V voltage rating.
Mfr Part #:

BA1-B2-12-620-311-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. BA1-B2-12-620-311-D is a magnetic (hydraulic delay) circuit breaker. It features a 20A current rating and a 277V voltage rating.
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BA1-B2-12-620-311-D 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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BA1-B2-12-620-311-D Description

Short technical summary and product information.

This Littelfuse Inc. BA1-B2-12-620-311-D is a single-pole, magnetic (hydraulic delay) circuit breaker designed for panel mounting. It offers a current rating of 20A and a voltage rating of 277V.

 

The breaker features a lever actuator and provides illumination-free operation. It is compliant with RoHS3 standards and has a Moisture Sensitivity Level (MSL) of 1.

 

Key specifications include a 20A current rating and a 277V voltage rating, making it suitable for various protection applications. The panel mount design ensures easy integration into control panels and enclosures.

BA1-B2-12-620-311-D Quick Information

Product Type: Circuit Breaker
Series: BA1
Canonical Name: Littelfuse Inc. BA1-B2-12-620-311-D Magnetic (Hydraulic Delay) Circuit Breaker

BA1-B2-12-620-311-D Compliance

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

BA1-B2-12-620-311-D Features

  • 20A current rating for protection.
  • 277V voltage rating.
  • Magnetic (hydraulic delay) breaker type.
  • Panel mount design for easy installation.
  • Lever actuator for operation.

BA1-B2-12-620-311-D Applications

  • Used in industrial power distribution panels.
  • Suitable for commercial lighting control circuits.
  • Provides overcurrent protection in HVAC systems.
  • Ideal for motor control and equipment protection.

BA1-B2-12-620-311-D FAQs

7 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 this circuit breaker have?

1 pole

What type of breaker is it?

Magnetic (Hydraulic Delay)

What is the actuator type?

Lever

What is the mounting type?

Panel Mount

Is this circuit breaker illuminated?

No, it has no illumination.

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