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MA1-B-34-440-1-A26-B-D The Littelfuse Inc. MA1-B-34-440-1-A26-B-D is a single-pole, panel mount circuit breaker. It features a magnetic hydraulic delay mechanism and a rocker actuator.
Mfr Part #:

MA1-B-34-440-1-A26-B-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MA1-B-34-440-1-A26-B-D is a single-pole, panel mount circuit breaker. It features a magnetic hydraulic delay mechanism and a rocker actuator.
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MA1-B-34-440-1-A26-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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MA1-B-34-440-1-A26-B-D Description

Short technical summary and product information.

This Littelfuse Inc. MA1-B-34-440-1-A26-B-D is a circuit breaker designed for panel mounting. It offers a current rating of 4A and a voltage rating of 250V.

 

The breaker type is magnetic with a hydraulic delay, and it has a single pole configuration. The actuator is a rocker type, and it does not feature illumination. The device is RoHS3 compliant, has an MSL of 1, and is REACH unaffected.

 

Key electrical specifications include a 4A current rating and a 250V voltage rating. Mechanically, it is designed for panel mounting with a rocker actuator. The breaker type is magnetic with a hydraulic delay, suitable for various protection applications.

 

Compliance information indicates RoHS3 compliance and an MSL of 1. The REACH status is unaffected. Approval agencies include CCC, CSA, UL, and VDE.

MA1-B-34-440-1-A26-B-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. MA1-B-34-440-1-A26-B-D Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

MA1-B-34-440-1-A26-B-D Compliance

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

MA1-B-34-440-1-A26-B-D Features

  • 4A current rating for protection.
  • 250V voltage rating.
  • Panel mount design.
  • Magnetic hydraulic delay.
  • Rocker actuator type.

MA1-B-34-440-1-A26-B-D Applications

  • Used in industrial control panels.
  • Provides overcurrent protection for single-phase circuits.
  • Suitable for equipment requiring time-delay breakers.
  • Ideal for power distribution applications.

MA1-B-34-440-1-A26-B-D FAQs

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

250V.

What is the current rating of this circuit breaker?

4A.

How many poles does it have?

1 pole.

What type of breaker is this?

Magnetic (Hydraulic Delay).

What is the actuator type?

Rocker.

How is it mounted?

Panel mount.

Does it have illumination?

No, it is non-illuminated.

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