MU1-B-12-430-1-A21-B-C The Littelfuse Inc. MU1-B-12-430-1-A21-B-C is a 1-pole circuit breaker. It features a 3A current rating and a 250V voltage rating.
Mfr Part #:

MU1-B-12-430-1-A21-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MU1-B-12-430-1-A21-B-C is a 1-pole circuit breaker. It features a 3A current rating and a 250V voltage rating.
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MU1-B-12-430-1-A21-B-C 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

MU1-B-12-430-1-A21-B-C Description

Short technical summary and product information.

This Littelfuse Inc. MU1-B-12-430-1-A21-B-C 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, and it features a push-to-reset actuator. It is approved by CCC, CSA, and UL1077.

 

Key specifications include a 3A current rating and a 250V voltage rating. The mounting type is panel mount, and the actuator type is push to reset. It has one pole and no illumination.

 

This circuit breaker is suitable for applications requiring reliable overcurrent protection. Its panel mount design facilitates integration into various electrical enclosures and systems.

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

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

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

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

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

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

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

  • Protects control panels from overcurrent faults.
  • Safeguards power supplies against short circuits.
  • Integrates into industrial machinery enclosures.
  • Provides supplemental protection for consumer electronics.

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

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

The current rating is 3A.

What is the voltage rating?

The voltage rating is 250V.

What type of breaker is this?

This is a magnetic breaker with a hydraulic delay.

How is this circuit breaker mounted?

It is designed for panel mounting.

What is the actuator type?

The actuator type is push to reset.

What agencies have approved this circuit breaker?

Approval agencies include CCC, CSA, and UL1077.

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