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MM1-B-34-440-1-3CD-B-D The Littelfuse Inc. MM1-B-34-440-1-3CD-B-D is a single-pole, panel-mount circuit breaker. It features a magnetic hydraulic delay with a 4A current rating and 250V voltage rating.
Mfr Part #:

MM1-B-34-440-1-3CD-B-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MM1-B-34-440-1-3CD-B-D is a single-pole, panel-mount circuit breaker. It features a magnetic hydraulic delay with a 4A current rating and 250V voltage rating.
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MM1-B-34-440-1-3CD-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
SVHC Present
Voltage Rating
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MM1-B-34-440-1-3CD-B-D Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number MM1-B-34-440-1-3CD-B-D, is designed for panel mounting. It operates as a single-pole breaker with a magnetic (hydraulic delay) mechanism.

 

The breaker has a current rating of 4 Amps and a voltage rating of 250 Volts. It features a lever actuator and no illumination. Approval agencies include CCC, CSA, UL, and VDE.

 

Environmental compliance includes RoHS3 compliance, MSL 1, and REACH unaffected status. The mounting type is panel mount.

MM1-B-34-440-1-3CD-B-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. MM1-B-34-440-1-3CD-B-D Circuit Breaker

MM1-B-34-440-1-3CD-B-D Compliance

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

MM1-B-34-440-1-3CD-B-D Features

  • 4A current rating and 250V voltage rating.
  • Magnetic hydraulic delay breaker type.
  • Single pole, lever actuator design.
  • Panel mount for easy installation.
  • Approved by CCC, CSA, UL, VDE.

MM1-B-34-440-1-3CD-B-D Applications

  • Suitable for general circuit protection.
  • Used in control panel assemblies.
  • Ideal for power distribution units.
  • Applicable in industrial equipment.

MM1-B-34-440-1-3CD-B-D FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the MM1-B-34-440-1-3CD-B-D?

The current rating is 4A.

What is the voltage rating of this circuit breaker?

The voltage rating is 250V.

What type of breaker is the MM1-B-34-440-1-3CD-B-D?

It is a magnetic hydraulic delay circuit breaker.

How many poles does this circuit breaker have?

It has 1 pole.

What actuator type does the MM1-B-34-440-1-3CD-B-D use?

It uses a lever actuator.

What is the mounting type for this circuit breaker?

It is panel mounted.

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