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MM1-B-74-630-4-1AA-B-M The Littelfuse Inc. MM1-B-74-630-4-1AA-B-M is a single-pole, panel-mount circuit breaker. It features a magnetic hydraulic delay mechanism and a 30A current rating.
Mfr Part #:

MM1-B-74-630-4-1AA-B-M

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MM1-B-74-630-4-1AA-B-M is a single-pole, panel-mount circuit breaker. It features a magnetic hydraulic delay mechanism and a 30A current rating.
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MM1-B-74-630-4-1AA-B-M 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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MM1-B-74-630-4-1AA-B-M Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number MM1-B-74-630-4-1AA-B-M, is designed for panel mounting. It offers a 30A current rating and a 250V voltage rating, suitable for various electrical protection applications.

 

The breaker type is magnetic with a hydraulic delay, providing reliable overcurrent protection. It has a single pole configuration and is approved by CCC, CSA, and UL1077.

 

Compliance includes RoHS3 status. The component is designed for robust performance in demanding environments.

MM1-B-74-630-4-1AA-B-M Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. MM1-B-74-630-4-1AA-B-M Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Circuit Breaker

MM1-B-74-630-4-1AA-B-M Compliance

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

MM1-B-74-630-4-1AA-B-M Features

  • 30A current rating for protection.
  • 250V voltage rating for power circuits.
  • Magnetic hydraulic delay breaker type.
  • Single pole, panel mount design.
  • CCC, CSA, UL1077 approved.

MM1-B-74-630-4-1AA-B-M Applications

  • Suitable for industrial control panel protection.
  • Used in power distribution units.
  • Ideal for equipment branch circuit protection.
  • Protects motors and transformers.
  • Applied in telecommunications power systems.

MM1-B-74-630-4-1AA-B-M FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the MM1-B-74-630-4-1AA-B-M circuit breaker?

The current rating is 30A.

What is the voltage rating for this circuit breaker?

The voltage rating is 250V.

What type of breaker mechanism does the MM1-B-74-630-4-1AA-B-M use?

It uses a magnetic (hydraulic delay) breaker type.

How many poles does this circuit breaker have?

This is a single pole circuit breaker.

What mounting type is required for this circuit breaker?

It is designed for panel mounting.

What are the approval agencies for this circuit breaker?

Approval agencies include CCC, CSA, and UL1077.

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