MD1-B-34-440-1-A46-B-C The Littelfuse Inc. MD1-B-34-440-1-A46-B-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a 4A current rating and a 250V voltage rating.
Mfr Part #:

MD1-B-34-440-1-A46-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MD1-B-34-440-1-A46-B-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a 4A current rating and a 250V voltage rating.
Stock on Request

MD1-B-34-440-1-A46-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
Voltage Rating

MD1-B-34-440-1-A46-B-C Description

Short technical summary and product information.

The Littelfuse Inc. MD1-B-34-440-1-A46-B-C is a single-pole circuit breaker designed for panel mounting. It utilizes a magnetic hydraulic delay mechanism for reliable operation.

 

This breaker has an electrical rating of 4 Amps and a voltage rating of 250 Volts. It is approved by CCC, CSA, and UL1077, ensuring compliance with various safety standards. The actuator type is a rocker, providing a user-friendly interface.

 

Key features include its panel mount capability and rocker actuator. The RoHS status is RoHS3 Compliant, and the Moisture Sensitivity Level is 1 Unlimited, indicating suitability for a wide range of manufacturing environments. The REACH status is REACH Unaffected.

 

This circuit breaker is suitable for applications requiring protection against overcurrents and short circuits, with approvals from major agencies.

MD1-B-34-440-1-A46-B-C Quick Information

Product Type: Circuit Breaker
Series: MD1-B
Canonical Name: Littelfuse Inc. MD1-B-34-440-1-A46-B-C Circuit Breaker
Subcategory: Circuit Breaker

MD1-B-34-440-1-A46-B-C Compliance

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

MD1-B-34-440-1-A46-B-C Features

  • Single-pole magnetic hydraulic delay breaker.
  • Rated for 4A current and 250V.
  • Panel mount with rocker actuator.
  • CCC, CSA, UL1077 approved.
  • RoHS3 Compliant.

MD1-B-34-440-1-A46-B-C Applications

  • Provides overcurrent protection in industrial control panels.
  • Suitable for panel-mounted equipment branch circuits.
  • Used in power distribution and protection applications.
  • Ideal for 250VAC equipment requiring 4A protection.

MD1-B-34-440-1-A46-B-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the MD1-B-34-440-1-A46-B-C circuit breaker?

The current rating is 4A.

What is the voltage rating for this circuit breaker?

The voltage rating is 250V.

What type of breaker mechanism does the MD1-B-34-440-1-A46-B-C use?

It uses a Magnetic (Hydraulic Delay) mechanism.

How many poles does this circuit breaker have?

This is a single-pole circuit breaker.

What is the mounting type for the MD1-B-34-440-1-A46-B-C?

The mounting type is Panel Mount.

Is the MD1-B-34-440-1-A46-B-C RoHS compliant?

Yes, it is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for this part?

The MSL is 1 Unlimited.

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