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MU1-B-30-612-1-A21-B-C The Littelfuse Inc. MU1-B-30-612-1-A21-B-C is a single-pole circuit breaker. It features a panel mount design and a magnetic (hydraulic delay) tripping mechanism.
Mfr Part #:

MU1-B-30-612-1-A21-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MU1-B-30-612-1-A21-B-C is a single-pole circuit breaker. It features a panel mount design and a magnetic (hydraulic delay) tripping mechanism.
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MU1-B-30-612-1-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
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MU1-B-30-612-1-A21-B-C Description

Short technical summary and product information.

This Littelfuse Inc. MU1-B-30-612-1-A21-B-C is a single-pole circuit breaker designed for panel mounting. It offers a current rating of 12A 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 after a trip.

 

Key specifications include a 1-pole configuration and no illumination. It is approved by CCC, CSA, and UL1077.

 

Environmental compliance includes RoHS3 compliance, MSL 1 Unlimited, and REACH unaffected status. This circuit breaker is suitable for various industrial and commercial applications requiring dependable circuit protection.

MU1-B-30-612-1-A21-B-C Quick Information

Product Type: Circuit Breaker
Series: MU1-B
Canonical Name: Littelfuse Inc. MU1-B-30-612-1-A21-B-C Circuit Breaker
Subcategory: Circuit Breaker

MU1-B-30-612-1-A21-B-C Compliance

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

MU1-B-30-612-1-A21-B-C Features

  • 12A current rating for protection.
  • 250V AC voltage rating.
  • Magnetic tripping with hydraulic delay.
  • Panel mount design for easy installation.
  • Push to reset actuator.

MU1-B-30-612-1-A21-B-C Applications

  • Industrial control panels.
  • Power distribution systems.
  • Equipment protection circuits.
  • Automation systems.

MU1-B-30-612-1-A21-B-C FAQs

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

12A.

What is the voltage rating?

250V.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

How is this circuit breaker mounted?

Panel mount.

What actuator type does it have?

Push to reset.

How many poles does it have?

1.

What approvals does this circuit breaker have?

CCC, CSA, UL1077.

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