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MD1-B-34-620-1-A34-B-C The Littelfuse Inc. MD1-B-34-620-1-A34-B-C is a single-pole, magnetic (hydraulic delay) circuit breaker rated for 20A and 250V. It features a panel mount design with a rocker actuator.
Mfr Part #:

MD1-B-34-620-1-A34-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MD1-B-34-620-1-A34-B-C is a single-pole, magnetic (hydraulic delay) circuit breaker rated for 20A and 250V. It features a panel mount design with a rocker actuator.
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MD1-B-34-620-1-A34-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
Mounting Type
Number of Poles
SVHC Present
Voltage Rating
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MD1-B-34-620-1-A34-B-C Description

Short technical summary and product information.

This Littelfuse Inc. MD1-B-34-620-1-A34-B-C is a single-pole circuit breaker designed for panel mounting. It utilizes a magnetic (hydraulic delay) mechanism for overcurrent protection and is rated for a maximum current of 20A and a voltage of 250V.

 

The breaker features a rocker actuator for manual operation and has no illumination. It is approved by CCC, CSA, and UL1077, indicating compliance with relevant safety standards.

 

This component is suitable for applications requiring reliable circuit protection with a specific delay characteristic. Its panel mount design facilitates integration into various electrical enclosures and systems.

MD1-B-34-620-1-A34-B-C Quick Information

Product Type: Circuit Breaker
Series: MD1-B
Canonical Name: Littelfuse Inc. MD1-B-34-620-1-A34-B-C Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

MD1-B-34-620-1-A34-B-C Compliance

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

MD1-B-34-620-1-A34-B-C Features

  • 20A current rating for protection.
  • 250V voltage rating.
  • Magnetic (hydraulic delay) breaker type.
  • Single pole configuration.
  • Panel mount design.

MD1-B-34-620-1-A34-B-C Applications

  • Used in industrial control panels.
  • Suitable for power distribution systems.
  • Ideal for equipment branch circuit protection.
  • Works in HVAC and motor control circuits.
  • Applicable in telecommunications equipment.

MD1-B-34-620-1-A34-B-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of this circuit breaker?

250V.

What is the current rating of this circuit breaker?

20A.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

How many poles does this circuit breaker have?

1 pole.

What is the actuator type of this circuit breaker?

Rocker.

What is the mounting type for this circuit breaker?

Panel mount.

What approvals does this circuit breaker hold?

CCC, CSA, UL1077.

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