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MU1-B-12-430-1-A21-B-M The Littelfuse MU1-B-12-430-1-A21-B-M is a 1-pole circuit breaker with a 3A current rating and 250V voltage rating. It features a panel mount design and a magnetic hydraulic delay.
Mfr Part #:

MU1-B-12-430-1-A21-B-M

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse MU1-B-12-430-1-A21-B-M is a 1-pole circuit breaker with a 3A current rating and 250V voltage rating. It features a panel mount design and a magnetic hydraulic delay.
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MU1-B-12-430-1-A21-B-M 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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MU1-B-12-430-1-A21-B-M Description

Short technical summary and product information.

This Littelfuse MU1-B-12-430-1-A21-B-M is a single-pole circuit breaker designed for panel mounting. It offers a current rating of 3A and a voltage rating of 250V.

 

The breaker type is magnetic with a hydraulic delay, providing reliable overcurrent protection. The actuator type is push to reset, allowing for easy operation. It is approved by CCC, CSA, and UL1077, ensuring compliance with various safety standards.

 

This component is suitable for applications requiring robust circuit protection. Its panel mount design facilitates integration into various systems and enclosures. The circuit breaker is RoHS3 compliant and has a moisture sensitivity level of 1.

MU1-B-12-430-1-A21-B-M Quick Information

Product Type: Circuit Breaker
Series: MU1-B
Canonical Name: Littelfuse Inc. MU1-B-12-430-1-A21-B-M Circuit Breaker
Subcategory: Circuit Breaker

MU1-B-12-430-1-A21-B-M Compliance

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

MU1-B-12-430-1-A21-B-M Features

  • 3A current rating for protection.
  • 250V voltage rating for versatility.
  • Magnetic breaker with hydraulic delay.
  • Panel mount design for easy integration.
  • Push to reset actuator for operation.

MU1-B-12-430-1-A21-B-M Applications

  • Ideal for overcurrent protection.
  • Suitable for panel installations.
  • Used in various electrical systems.
  • Provides reliable circuit interruption.

MU1-B-12-430-1-A21-B-M FAQs

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

250V

What is the current rating?

3A

How many poles does the circuit breaker have?

1 pole

What type of actuator does the breaker use?

Push to Reset

What is the mounting method?

Panel Mount

What is the breaker type?

Magnetic (Hydraulic Delay)

What approvals does this circuit breaker hold?

CCC, CSA, UL1077

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MU1-B-92-430-1-A21-B-C
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The Littelfuse Inc. MU1-B-92-430-1-A21-B-C is a single-pole circuit breaker designed for panel mounting. It features a push-to-reset actuator and a magnetic hydraulic delay mechanism.
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MU1-B-92-430-1-A11-B-C
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Single pole magnetic circuit breaker by Littelfuse rated 3A at 250VAC with push-to-reset actuation. Panel mount design with CCC, CSA, and UL1077 approvals.
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