MD1-B-34-615-1-A36-A-A MD1-B-34-615-1-A36-A-A is a 15A 250V single-pole magnetic circuit breaker by Littelfuse. It features a hydraulic delay mechanism and rocker actuator for panel mount applications.
Mfr Part #:

MD1-B-34-615-1-A36-A-A

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
MD1-B-34-615-1-A36-A-A is a 15A 250V single-pole magnetic circuit breaker by Littelfuse. It features a hydraulic delay mechanism and rocker actuator for panel mount applications.
Stock on Request

MD1-B-34-615-1-A36-A-A Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Actuator Type
Breaker Type
Current Rating
Current Rating (Amps)
Illumination
Mounting Type
Number of Poles
Voltage Rating

MD1-B-34-615-1-A36-A-A Description

Short technical summary and product information.

The MD1-B-34-615-1-A36-A-A is a single-pole magnetic circuit breaker manufactured by Littelfuse. It is rated for 15A continuous current at 250V AC/DC. The breaker uses a hydraulic delay mechanism, providing time-delayed tripping that is ideal for applications with transient inrush currents such as motors or transformers. The actuator type is a rocker switch, and the breaker is designed for panel mount installation. This circuit breaker does not include illumination. The product is RoHS3 compliant, unaffected by REACH, and has a moisture sensitivity level of 1 (unlimited). As a magnetic breaker, it offers reliable overcurrent protection without the thermal fatigue associated with thermal breakers. The single-pole configuration makes it suitable for protecting individual circuits in equipment, power supplies, and industrial control panels. The part is also available through distributors under the cross-reference part number 432-MD1-B-34-615-1-A36-A-A-ND.

MD1-B-34-615-1-A36-A-A Quick Information

Product Type: Circuit Breaker
Series: MD1
Canonical Name: MD1-B-34-615-1-A36-A-A Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Magnetic Circuit Breaker

MD1-B-34-615-1-A36-A-A Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: No

MD1-B-34-615-1-A36-A-A Features

  • Rated for 15A current operation.
  • Operates at 250V voltage rating.
  • Features magnetic hydraulic delay.
  • Single pole circuit breaker design.
  • Rocker actuator type included.

MD1-B-34-615-1-A36-A-A Applications

  • Ideal for protecting motors and transformers with inrush current.
  • Used in power distribution units and control panels.
  • Suitable for industrial equipment requiring reliable overcurrent protection.

MD1-B-34-615-1-A36-A-A FAQs

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

15A.

What is the voltage rating?

250V.

How many poles does it have?

1 pole.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

What is the actuator type?

Rocker.

What mounting type does it use?

Panel mount.

Is it illuminated?

No, it is non-illuminated.

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