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MB1-B-30-620-1-A21-B-C The Littelfuse Inc. MB1-B-30-620-1-A21-B-C is a single-pole magnetic circuit breaker with a 20A current rating and 250V voltage rating. It features a panel mount design and a rocker actuator.
Mfr Part #:

MB1-B-30-620-1-A21-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MB1-B-30-620-1-A21-B-C is a single-pole magnetic circuit breaker with a 20A current rating and 250V voltage rating. It features a panel mount design and a rocker actuator.
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MB1-B-30-620-1-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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MB1-B-30-620-1-A21-B-C Description

Short technical summary and product information.

This Littelfuse Inc. MB1-B-30-620-1-A21-B-C is a single-pole circuit breaker designed for panel mounting. It offers a current rating of 20A and a voltage rating of 250V, utilizing a magnetic hydraulic delay mechanism for its breaker type.

 

The actuator is a rocker type, providing a clear and tactile user interface. The unit is approved by CCC, CSA, and UL1077, indicating compliance with various safety and performance standards. It is designed for applications requiring reliable overcurrent protection.

 

Environmental compliance includes RoHS3 status, and it is classified as MSL 1 Unlimited and REACH Unaffected. The circuit breaker is suitable for integration into various electrical systems where robust protection is essential.

MB1-B-30-620-1-A21-B-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. MB1-B-30-620-1-A21-B-C Circuit Breaker
Subcategory: Circuit Breaker

MB1-B-30-620-1-A21-B-C Compliance

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

MB1-B-30-620-1-A21-B-C Features

  • 20A current rating for protection.
  • 250V voltage rating for AC/DC.
  • Panel mount design for easy installation.
  • Magnetic hydraulic delay breaker type.
  • Rocker actuator for operation.

MB1-B-30-620-1-A21-B-C Applications

  • General overcurrent protection.
  • Integration into electrical panels.
  • Use in marine equipment.
  • Power distribution circuits.

MB1-B-30-620-1-A21-B-C FAQs

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

20A.

What is the voltage rating of this circuit breaker?

250V.

How many poles does it have?

1 pole.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

How does this circuit breaker mount?

Panel mount.

What actuator type does it use?

Rocker.

What safety approvals does this circuit breaker have?

CCC, CSA, and UL1077.

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