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BA2-B4-12-630-221-D The Littelfuse Inc. BA2-B4-12-630-221-D is a 2-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism and a 30A current rating.
Mfr Part #:

BA2-B4-12-630-221-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. BA2-B4-12-630-221-D is a 2-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism and a 30A current rating.
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BA2-B4-12-630-221-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
SVHC Present
Voltage Rating
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BA2-B4-12-630-221-D Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number BA2-B4-12-630-221-D, is a 2-pole device with a 30A current rating and a voltage rating of 277V. It utilizes a magnetic (hydraulic delay) mechanism for protection.

 

The breaker is designed for panel mounting and features a lever actuator. It offers none for illumination.

 

Compliance includes RoHS3, MSL 1, and REACH unaffected status. Approval agencies include CCC, CSA, UL, and VDE.

BA2-B4-12-630-221-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. BA2-B4-12-630-221-D Circuit Breaker
Subcategory: Circuit Breaker

BA2-B4-12-630-221-D Compliance

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

BA2-B4-12-630-221-D Features

  • 30A current rating for protection.
  • 277V voltage rating.
  • 2-pole magnetic hydraulic delay.
  • Panel mount design.
  • RoHS3 compliant.

BA2-B4-12-630-221-D Applications

  • Suitable for panel protection circuits.
  • Used in systems requiring 277V.
  • Ideal for 30A load applications.

BA2-B4-12-630-221-D FAQs

6 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the BA2-B4-12-630-221-D?

277V

What is the current rating of this circuit breaker?

30A

How many poles does this breaker have?

2 poles

What type of breaker is the BA2-B4-12-630-221-D?

Magnetic (Hydraulic Delay)

What is the actuator type on this breaker?

Lever

What is the mounting type for this circuit breaker?

Panel Mount

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