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MT1-B-12-620-1-A11-B-E The Littelfuse Inc. MT1-B-12-620-1-A11-B-E is a magnetic circuit breaker designed for panel mounting. It features a 20A current rating and a 250V voltage rating.
Mfr Part #:

MT1-B-12-620-1-A11-B-E

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MT1-B-12-620-1-A11-B-E is a magnetic circuit breaker designed for panel mounting. It features a 20A current rating and a 250V voltage rating.
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MT1-B-12-620-1-A11-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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MT1-B-12-620-1-A11-B-E Description

Short technical summary and product information.

This Littelfuse Inc. MT1-B-12-620-1-A11-B-E is a magnetic circuit breaker with a hydraulic delay mechanism. It is rated for 20A and 250V, making it suitable for various protection applications.

 

The breaker features a panel mount design and a push-pull actuator for easy operation. It has one pole and provides illumination-free operation. The unit is approved by CCC, CSA, TUV, and UL.

 

Compliance information indicates RoHS3 compliance, MSL 1, and REACH unaffected status, though these are noted as low confidence without verified documentation.

MT1-B-12-620-1-A11-B-E Quick Information

Product Type: Circuit Breaker
Series: MT1-B
Canonical Name: Littelfuse Inc. MT1-B-12-620-1-A11-B-E Circuit Breaker
Subcategory: Circuit Breaker

MT1-B-12-620-1-A11-B-E Compliance

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

MT1-B-12-620-1-A11-B-E Features

  • 20A current rating for protection.
  • 250V voltage rating.
  • Panel mount design for easy installation.
  • Magnetic breaker with hydraulic delay.
  • Approved by CCC, CSA, TUV, UL.

MT1-B-12-620-1-A11-B-E Applications

  • Protects industrial control panel power circuits.
  • Safeguards motor starter branch circuits.
  • Provides overload protection for machinery.
  • Used in commercial electrical distribution boards.

MT1-B-12-620-1-A11-B-E FAQs

5 frequently asked questions generated from this part’s specifications.
What is the current rating of the MT1-B-12-620-1-A11-B-E circuit breaker?

The current rating is 20A.

What is the voltage rating for this circuit breaker?

The voltage rating is 250V.

How is the MT1-B-12-620-1-A11-B-E circuit breaker mounted?

It is designed for panel mounting.

What type of breaker is the MT1-B-12-620-1-A11-B-E?

It is a magnetic breaker with a hydraulic delay.

How many poles does this circuit breaker have?

It has 1 pole.

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