MD1-B-12-430-3-A35-B-C The Littelfuse Inc. MD1-B-12-430-3-A35-B-C is a single-pole, panel mount circuit breaker. It features a magnetic hydraulic delay mechanism and a rocker actuator.
Mfr Part #:

MD1-B-12-430-3-A35-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MD1-B-12-430-3-A35-B-C is a single-pole, panel mount circuit breaker. It features a magnetic hydraulic delay mechanism and a rocker actuator.
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MD1-B-12-430-3-A35-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

MD1-B-12-430-3-A35-B-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number MD1-B-12-430-3-A35-B-C, is designed for reliable circuit protection. It operates with a current rating of 3A and a voltage rating of 250V.

 

The breaker type is magnetic with a hydraulic delay, suitable for applications requiring specific trip characteristics. It features a panel mount design for easy integration into control panels and equipment.

 

Key electrical specifications include a 1-pole configuration and a rocker actuator for operation. The device is listed with RoHS3 compliance and an MSL 1 rating. It is designed for general-purpose circuit protection in various industrial and commercial applications.

MD1-B-12-430-3-A35-B-C Quick Information

Product Type: Circuit Breaker
Series: MD1
Canonical Name: Littelfuse Inc. MD1-B-12-430-3-A35-B-C Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

MD1-B-12-430-3-A35-B-C Compliance

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

MD1-B-12-430-3-A35-B-C Features

  • 3A current rating for protection.
  • 250V voltage rating.
  • Magnetic hydraulic delay mechanism.
  • Panel mount design.
  • Rocker actuator type.

MD1-B-12-430-3-A35-B-C Applications

  • Used in industrial control panels.
  • Protects power supplies and transformers.
  • Suitable for motor branch circuits.
  • Ideal for equipment requiring time-delay trip.

MD1-B-12-430-3-A35-B-C FAQs

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

The voltage rating is 250V.

What is the current rating of this circuit breaker?

The current rating is 3A.

What type of circuit breaker is this?

It is a magnetic (hydraulic delay) circuit breaker.

How many poles does this circuit breaker have?

It has 1 pole.

What is the actuator type?

The actuator type is rocker.

What is the mounting type?

The mounting type is panel mount.

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