MF1-B-34-620-3-MD3-B-C The Littelfuse Inc. MF1-B-34-620-3-MD3-B-C is a magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 250V voltage rating.
Mfr Part #:

MF1-B-34-620-3-MD3-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MF1-B-34-620-3-MD3-B-C is a magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 250V voltage rating.
Stock on Request

MF1-B-34-620-3-MD3-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

MF1-B-34-620-3-MD3-B-C Description

Short technical summary and product information.

This Littelfuse Inc. MF1-B-34-620-3-MD3-B-C is a single-pole circuit breaker designed for panel mounting. It utilizes a magnetic hydraulic delay mechanism for reliable operation.

 

Key electrical specifications include a current rating of 20A and a voltage rating of 250V. The breaker type is magnetic (hydraulic delay), and it has one pole. It is illuminated with amber light, operating at a nominal voltage of 9-16V.

 

This component is approved by CCC, CSA, and UL1077, indicating compliance with relevant safety standards. The actuator type is a rocker switch. The RoHS status is RoHS3 Compliant, and the Moisture Sensitivity Level (MSL) is 1 Unlimited. REACH status is REACH Unaffected.

 

Designed for circuit protection applications, this breaker offers a robust solution for various industrial and commercial uses where reliable overcurrent protection is essential.

MF1-B-34-620-3-MD3-B-C Quick Information

Product Type: Circuit Breaker
Series: MF1-B
Canonical Name: Littelfuse Inc. MF1-B-34-620-3-MD3-B-C Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Circuit Breaker

MF1-B-34-620-3-MD3-B-C Compliance

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

MF1-B-34-620-3-MD3-B-C Features

  • 20A current rating for protection.
  • 250V voltage rating for power systems.
  • Magnetic hydraulic delay mechanism.
  • Panel mount design for easy integration.
  • Rocker actuator with amber illumination.

MF1-B-34-620-3-MD3-B-C Applications

  • Suitable for industrial control panels.
  • Used in power distribution systems.
  • Ideal for equipment protection.
  • Applicable in commercial installations.

MF1-B-34-620-3-MD3-B-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the MF1-B-34-620-3-MD3-B-C?

The current rating is 20A.

What is the voltage rating of this circuit breaker?

The voltage rating is 250V.

What type of breaker is the MF1-B-34-620-3-MD3-B-C?

It is a magnetic (hydraulic delay) circuit breaker.

How many poles does this breaker have?

It has 1 pole.

Does the MF1-B-34-620-3-MD3-B-C have illumination?

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

What approvals does this circuit breaker hold?

It is approved by CCC, CSA, and UL1077.

What is the mounting type for this breaker?

It is panel mount.

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