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MU1-B-30-620-2-C21-B-B The Littelfuse Inc. MU1-B-30-620-2-C21-B-B is a single-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 250V voltage rating.
Mfr Part #:

MU1-B-30-620-2-C21-B-B

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MU1-B-30-620-2-C21-B-B is a single-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 250V voltage rating.
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MU1-B-30-620-2-C21-B-B Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Actuator Type
Breaker Type
Current Rating
Current Rating (Amps)
Illumination
Mounting Type
Number of Poles
Voltage Rating
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MU1-B-30-620-2-C21-B-B Description

Short technical summary and product information.

This Littelfuse Inc. MU1-B-30-620-2-C21-B-B is a single-pole circuit breaker designed for panel mounting. It utilizes a magnetic hydraulic delay mechanism for protection.

 

The breaker has a current rating of 20A and a voltage rating of 250V. The actuator type is push to reset, and it offers no illumination.

 

Key specifications include a 1-pole configuration and a panel mount type. The RoHS status is compliant, and it has a Moisture Sensitivity Level (MSL) of 1.

 

This component is suitable for applications requiring reliable overcurrent protection with a specific trip characteristic defined by its magnetic hydraulic delay.

MU1-B-30-620-2-C21-B-B Quick Information

Product Type: Circuit Breaker
Series: MU1-B
Canonical Name: Littelfuse Inc. MU1-B-30-620-2-C21-B-B Magnetic Hydraulic Delay Circuit Breaker

MU1-B-30-620-2-C21-B-B Compliance

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

MU1-B-30-620-2-C21-B-B Features

  • 20A current rating for protection.
  • 250V voltage rating.
  • Panel mount design.
  • Push to reset actuator.
  • Magnetic hydraulic delay type.

MU1-B-30-620-2-C21-B-B Applications

  • General purpose circuit protection.
  • Industrial control panels.
  • Power distribution units.
  • Equipment power entry points.

MU1-B-30-620-2-C21-B-B FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the MU1-B-30-620-2-C21-B-B circuit breaker?

The current rating is 20A.

What is the voltage rating for this Littelfuse circuit breaker?

The voltage rating is 250V.

What type of breaker is the MU1-B-30-620-2-C21-B-B?

It is a Magnetic (Hydraulic Delay) breaker type.

How many poles does this circuit breaker have?

This circuit breaker has 1 pole.

What is the mounting type for the MU1-B-30-620-2-C21-B-B?

The mounting type is Panel Mount.

Is the MU1-B-30-620-2-C21-B-B RoHS compliant?

Yes, it is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for this part?

The MSL is 1 Unlimited.

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