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MD1-B-14-620-3-A12-2-J The Littelfuse Inc. MD1-B-14-620-3-A12-2-J is a magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 250V voltage rating.
Mfr Part #:

MD1-B-14-620-3-A12-2-J

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MD1-B-14-620-3-A12-2-J is a magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 250V voltage rating.
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MD1-B-14-620-3-A12-2-J 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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MD1-B-14-620-3-A12-2-J Description

Short technical summary and product information.

This Littelfuse Inc. MD1-B-14-620-3-A12-2-J is a single-pole circuit breaker designed for panel mounting. It utilizes a magnetic hydraulic delay mechanism for protection.

 

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. Approval agencies include CCC, TUV, and UL489A.

 

This circuit breaker is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 1 Unlimited. It is suitable for applications requiring reliable overcurrent protection with specific mounting and actuation requirements.

MD1-B-14-620-3-A12-2-J Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. MD1-B-14-620-3-A12-2-J Circuit Breaker

MD1-B-14-620-3-A12-2-J Compliance

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

MD1-B-14-620-3-A12-2-J Features

  • 20A current rating for circuit protection.
  • 250V voltage rating for various applications.
  • Magnetic hydraulic delay breaker type.
  • Panel mount with rocker actuator.
  • Approved by CCC, TUV, and UL489A.

MD1-B-14-620-3-A12-2-J Applications

  • Suitable for overcurrent protection circuits.
  • Used in panel-mounted equipment.
  • Ideal for applications requiring specific delay.
  • Compliant with safety agency standards.

MD1-B-14-620-3-A12-2-J FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the MD1-B-14-620-3-A12-2-J circuit breaker?

The current rating is 20A.

What is the voltage rating for this circuit breaker?

The voltage rating is 250V.

How is the MD1-B-14-620-3-A12-2-J circuit breaker mounted?

It is a panel mount type.

What type of breaker mechanism does this unit use?

It is a Magnetic (Hydraulic Delay) breaker type.

How many poles does this circuit breaker have?

It has 1 pole.

What is the actuator type for this breaker?

The actuator type is Rocker.

Is this circuit breaker RoHS compliant?

Yes, it is RoHS3 Compliant.

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