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MF1-B-34-620-3-FA5-B-C The Littelfuse Inc. MF1-B-34-620-3-FA5-B-C is a magnetic hydraulic delay circuit breaker. It features a 20A current rating and 250V voltage rating.
Mfr Part #:

MF1-B-34-620-3-FA5-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MF1-B-34-620-3-FA5-B-C is a magnetic hydraulic delay circuit breaker. It features a 20A current rating and 250V voltage rating.
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MF1-B-34-620-3-FA5-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
Illumination Voltage (Nominal)
Mounting Type
Number of Poles
Voltage Rating
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MF1-B-34-620-3-FA5-B-C Description

Short technical summary and product information.

This Littelfuse Inc. MF1-B-34-620-3-FA5-B-C is a single-pole circuit breaker designed for panel mounting. It operates with a magnetic hydraulic delay mechanism and has a current rating of 20A and a voltage rating of 250V.

 

The breaker type is magnetic (hydraulic delay), and it features a rocker actuator. It is illuminated with red light, requiring a nominal illumination voltage of 9-16V. The unit is approved by CCC, CSA, and UL1077.

 

Compliance information indicates RoHS3 compliance, MSL 1, and REACH unaffected status. However, this compliance data is from the database and has not been verified by official documentation.

MF1-B-34-620-3-FA5-B-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. MF1-B-34-620-3-FA5-B-C Circuit Breaker

MF1-B-34-620-3-FA5-B-C Compliance

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

MF1-B-34-620-3-FA5-B-C Features

  • 20A current rating for protection.
  • 250V voltage rating suitable for many applications.
  • Magnetic hydraulic delay breaker type.
  • Panel mount design for easy installation.
  • Red illumination with 9-16V nominal voltage.

MF1-B-34-620-3-FA5-B-C Applications

  • Ideal for general circuit protection.
  • Suitable for control panel integration.
  • Used in systems requiring specific voltage.
  • Applications needing visual status indication.

MF1-B-34-620-3-FA5-B-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the MF1-B-34-620-3-FA5-B-C?

250V.

What is the current rating?

20A.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

How many poles does it have?

1 pole.

Does the breaker have illumination?

Yes, it has red illumination with a nominal voltage range of 9 to 16V.

What approvals does this circuit breaker hold?

CCC, CSA, UL1077.

What is the mounting type for this breaker?

Panel mount.

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