BS1-B0-12-475-121-D The Littelfuse Inc. BS1-B0-12-475-121-D is a 1-pole magnetic circuit breaker. It features a 7.5A current rating and a 277V voltage rating.
Mfr Part #:

BS1-B0-12-475-121-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. BS1-B0-12-475-121-D is a 1-pole magnetic circuit breaker. It features a 7.5A current rating and a 277V voltage rating.
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BS1-B0-12-475-121-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

BS1-B0-12-475-121-D Description

Short technical summary and product information.

This Littelfuse Inc. BS1-B0-12-475-121-D is a single-pole circuit breaker designed for panel mounting. It utilizes a magnetic (hydraulic delay) tripping mechanism and has a current rating of 7.5A with a voltage rating of 277V.

 

Key electrical specifications include a 7.5A current rating and a 277V voltage rating. The breaker type is magnetic with a hydraulic delay, and it features a lever actuator. It is approved by CCC, CSA, UL, and VDE.

 

This circuit breaker is suitable for applications requiring reliable overcurrent protection. Its panel mount design facilitates integration into various electrical enclosures and systems. The RoHS3 compliant status indicates adherence to environmental standards.

BS1-B0-12-475-121-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. BS1-B0-12-475-121-D 1-Pole Magnetic Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

BS1-B0-12-475-121-D Compliance

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

BS1-B0-12-475-121-D Features

  • 7.5A current rating for protection.
  • 277V voltage rating for electrical systems.
  • Magnetic breaker type with hydraulic delay.
  • Single pole configuration for simplicity.
  • Panel mount design for easy installation.

BS1-B0-12-475-121-D Applications

  • Provides overcurrent protection.
  • Suitable for panel mount installations.
  • Used in electrical distribution systems.
  • Designed for 277V applications.

BS1-B0-12-475-121-D FAQs

7 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?

The current rating is 7.5A.

How many poles does this breaker have?

It has one pole.

What type of circuit breaker is it?

It is a magnetic hydraulic delay type.

What type of actuator does it use?

It uses a lever actuator.

What agency approvals does it have?

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

What is the mounting style?

It is designed for panel mounting.

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Same form/fit/function or matching attribute configuration across different manufacturers.
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The Littelfuse Inc. AA1-B0-12-475-PT2-D is a single-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism with a 7.5A current rating and a 277V voltage rating.
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The Littelfuse Inc. BA1-B0-56-475-311-D is a single-pole, magnetic hydraulic delay circuit breaker. It features a 7.5A current rating and a 277V voltage rating.
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BA1-B0-14-475-111-D
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The Littelfuse Inc. BA1-B0-14-475-111-D is a 1-pole circuit breaker with a 7.5A current rating and 277V voltage rating. It features a magnetic (hydraulic delay) trip type and panel mount design.
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