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MD1-B-34-460-3-A37-B-D The Littelfuse Inc. MD1-B-34-460-3-A37-B-D is a single-pole, magnetic hydraulic delay circuit breaker. It features a 6A current rating and a 250V voltage rating.
Mfr Part #:

MD1-B-34-460-3-A37-B-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MD1-B-34-460-3-A37-B-D is a single-pole, magnetic hydraulic delay circuit breaker. It features a 6A current rating and a 250V voltage rating.
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MD1-B-34-460-3-A37-B-D 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-34-460-3-A37-B-D Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number MD1-B-34-460-3-A37-B-D, is designed for reliable circuit protection. It operates with a 6A current rating and a 250V voltage rating, suitable for various applications.

 

The breaker type is magnetic with a hydraulic delay, offering specific trip characteristics. It features a single pole configuration and a rocker actuator for operation. The mounting type is panel mount, facilitating integration into control panels and equipment.

 

Compliance information indicates RoHS3 compliance, MSL 1, and REACH unaffected status, though these are currently unverified. Approval agencies include CCC, CSA, UL, and VDE, suggesting broad applicability and adherence to safety standards.

MD1-B-34-460-3-A37-B-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. MD1-B-34-460-3-A37-B-D Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Magnetic

MD1-B-34-460-3-A37-B-D Compliance

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

MD1-B-34-460-3-A37-B-D Features

  • Single-pole magnetic hydraulic delay circuit breaker.
  • Rated for 6A continuous current at 250V.
  • Panel mount design with rocker actuator.
  • No illumination — non-illuminated rocker.
  • Hydraulic delay for precise overcurrent protection.

MD1-B-34-460-3-A37-B-D Applications

  • Used in power distribution panels for overcurrent protection.
  • Suitable for industrial control equipment and machinery.
  • Ideal for equipment requiring time-delay tripping to avoid nuisance trips.
  • Panel mount integration in enclosures and cabinets.

MD1-B-34-460-3-A37-B-D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the MD1-B-34-460-3-A37-B-D circuit breaker?

250V.

What is the mounting type of this circuit breaker?

Panel mount.

What is the current rating of the Littelfuse MD1-B-34-460-3-A37-B-D?

6A.

What type of circuit breaker is the MD1-B-34-460-3-A37-B-D?

Magnetic (Hydraulic Delay) circuit breaker.

How many poles does this circuit breaker have?

1.

What actuator type is on the MD1-B-34-460-3-A37-B-D?

Rocker actuator.

Does the MD1-B-34-460-3-A37-B-D have illumination?

No, it is non-illuminated.

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