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MB1-B-64-620-1-A34-B-E The Littelfuse Inc. MB1-B-64-620-1-A34-B-E is a single-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 250V voltage rating.
Mfr Part #:

MB1-B-64-620-1-A34-B-E

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MB1-B-64-620-1-A34-B-E is a single-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 250V voltage rating.
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MB1-B-64-620-1-A34-B-E 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-64-620-1-A34-B-E Description

Short technical summary and product information.

This Littelfuse Inc. MB1-B-64-620-1-A34-B-E is a single-pole circuit breaker designed for panel mounting. It operates with a magnetic hydraulic delay mechanism.

 

Key electrical specifications include a current rating of 20A and a voltage rating of 250V. The actuator type is a rocker, and it does not feature illumination.

 

This circuit breaker is approved by CCC, CSA, TUV, and UL. It is compliant with RoHS3 and has a Moisture Sensitivity Level (MSL) of 1 Unlimited. The REACH status is unaffected.

 

Applications for this component include general circuit protection where a reliable and robust breaker is required.

MB1-B-64-620-1-A34-B-E Quick Information

Product Type: Circuit Breaker
Series: MB1
Canonical Name: Littelfuse Inc. MB1-B-64-620-1-A34-B-E Circuit Breaker

MB1-B-64-620-1-A34-B-E Compliance

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

MB1-B-64-620-1-A34-B-E Features

  • 20A current rating for protection.
  • 250V voltage rating for power systems.
  • Panel mount design for easy installation.
  • Rocker actuator for operation.
  • RoHS3 compliant for environmental standards.

MB1-B-64-620-1-A34-B-E Applications

  • Used for general circuit protection.
  • Suitable for panel installations.
  • Ideal for systems up to 250V.
  • Requires rocker actuation.

MB1-B-64-620-1-A34-B-E FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the MB1-B-64-620-1-A34-B-E circuit breaker?

The current rating is 20A.

What is the voltage rating for this circuit breaker?

The voltage rating is 250V.

What type of breaker is the MB1-B-64-620-1-A34-B-E?

It is a Magnetic (Hydraulic Delay) breaker.

How many poles does this circuit breaker have?

It has 1 pole.

What is the mounting type for this component?

The mounting type is Panel Mount.

Is the MB1-B-64-620-1-A34-B-E 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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