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MM1-B-74-630-4-1AB-B-T The Littelfuse Inc. MM1-B-74-630-4-1AB-B-T is a 1-pole magnetic hydraulic delay circuit breaker. It features a 30A current rating and a 250V voltage rating.
Mfr Part #:

MM1-B-74-630-4-1AB-B-T

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MM1-B-74-630-4-1AB-B-T is a 1-pole magnetic hydraulic delay circuit breaker. It features a 30A current rating and a 250V voltage rating.
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MM1-B-74-630-4-1AB-B-T Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Actuator Type
Approval Agency
Automotive Grade
Breaker Type
Current Rating
Current Rating (Amps)
Illumination
Industrial Grade
Medical Grade
Military Grade
Mounting Type
Number of Poles
SVHC Present
Voltage Rating
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MM1-B-74-630-4-1AB-B-T Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number MM1-B-74-630-4-1AB-B-T, is designed for circuit protection applications. It operates with a 30A current rating and a 250V voltage rating.

 

The breaker type is magnetic with a hydraulic delay, offering reliable tripping characteristics. It features a lever actuator for manual operation and a panel mount design for easy integration into systems.

 

Key specifications include a single pole configuration and no illumination. The RoHS status is RoHS3 Compliant, and the Moisture Sensitivity Level is 1 Unlimited. The REACH status is REACH Unaffected.

MM1-B-74-630-4-1AB-B-T Quick Information

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

MM1-B-74-630-4-1AB-B-T Compliance

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

MM1-B-74-630-4-1AB-B-T Features

  • 30A current rating for protection.
  • 250V voltage rating.
  • Magnetic hydraulic delay mechanism.
  • Panel mount design.
  • Lever actuator for operation.

MM1-B-74-630-4-1AB-B-T Applications

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

MM1-B-74-630-4-1AB-B-T FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the MM1-B-74-630-4-1AB-B-T?

30A.

What is the voltage rating?

250V.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

How many poles does the breaker have?

1 pole.

What type of actuator does it use?

Lever actuator.

What is the mounting type?

Panel mount.

Does the circuit breaker have illumination?

No, it has no illumination.

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