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BA1-B2-14-650-521-D The Littelfuse Inc. BA1-B2-14-650-521-D is a 1-pole circuit breaker rated for 50A and 277V. It features a magnetic hydraulic delay and a lever actuator.
Mfr Part #:

BA1-B2-14-650-521-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. BA1-B2-14-650-521-D is a 1-pole circuit breaker rated for 50A and 277V. It features a magnetic hydraulic delay and a lever actuator.
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BA1-B2-14-650-521-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-B2-14-650-521-D Description

Short technical summary and product information.

This Littelfuse Inc. BA1-B2-14-650-521-D is a single-pole circuit breaker designed for panel mounting. It offers a current rating of 50A and a voltage rating of 277V, suitable for various electrical protection applications.

 

The breaker type is magnetic with a hydraulic delay, providing reliable overcurrent protection. The actuator type is a lever for easy operation. It is approved by multiple agencies including CCC, CSA, UL, and VDE, ensuring compliance with international standards.

 

Environmental compliance includes RoHS3 compliance and a Moisture Sensitivity Level (MSL) of 1. The REACH status is unaffected. This component is designed for robust performance in demanding environments.

BA1-B2-14-650-521-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. BA1-B2-14-650-521-D Circuit Breaker

BA1-B2-14-650-521-D Compliance

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

BA1-B2-14-650-521-D Features

  • 50A current rating for robust protection.
  • 277V voltage rating suitable for many applications.
  • Magnetic breaker with hydraulic delay.
  • Panel mount design for easy installation.
  • Approved by CCC, CSA, UL, and VDE.

BA1-B2-14-650-521-D Applications

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

BA1-B2-14-650-521-D FAQs

6 frequently asked questions generated from this part’s specifications.
What is the voltage rating of this circuit breaker?

The voltage rating is 277V.

What is the current rating of the BA1-B2-14-650-521-D?

It is rated for 50A.

How many poles does this circuit breaker have?

It is a single pole (1-pole) circuit breaker.

What type of actuation does this breaker use?

It uses a lever actuator.

What is the mounting type for this circuit breaker?

It is designed for panel mount installation.

What safety approvals does this part carry?

It is approved by CCC, CSA, UL, and VDE.

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