MU2-B-64-450-1-A21-B-D The Littelfuse Inc. MU2-B-64-450-1-A21-B-D is a 2-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism.
Mfr Part #:

MU2-B-64-450-1-A21-B-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MU2-B-64-450-1-A21-B-D is a 2-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism.
Stock on Request

MU2-B-64-450-1-A21-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

MU2-B-64-450-1-A21-B-D Description

Short technical summary and product information.

This Littelfuse Inc. MU2-B-64-450-1-A21-B-D is a 2-pole circuit breaker with a current rating of 5A and a voltage rating of 250V. It utilizes a magnetic hydraulic delay for its tripping mechanism and features a push-to-reset actuator.

 

The breaker is designed for panel mount installations, offering a secure and accessible solution for circuit protection. Its robust construction and reliable performance make it suitable for various industrial and commercial applications where precise overcurrent protection is required.

 

Key specifications include a 5A current rating and a 250V voltage rating, ensuring compatibility with a wide range of electrical systems. The magnetic hydraulic delay provides a specific response time characteristic, crucial for applications sensitive to transient overloads. The push-to-reset actuator allows for easy manual reset after a trip event.

MU2-B-64-450-1-A21-B-D Quick Information

Product Type: Circuit Breaker
Series: MU2
Canonical Name: Littelfuse Inc. MU2-B-64-450-1-A21-B-D Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Circuit Breaker

MU2-B-64-450-1-A21-B-D Compliance

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

MU2-B-64-450-1-A21-B-D Features

  • 5A current rating for protection.
  • 250V voltage rating for systems.
  • Magnetic hydraulic delay mechanism.
  • Panel mount design for installation.
  • Push-to-reset actuator for convenience.

MU2-B-64-450-1-A21-B-D Applications

  • Industrial control panel circuits.
  • Commercial electrical distribution.
  • Equipment power supply protection.
  • Machine tool safety systems.

MU2-B-64-450-1-A21-B-D FAQs

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

5A.

What is the voltage rating?

250V.

How many poles does this circuit breaker have?

2 poles.

What type of breaker is this?

Magnetic (Hydraulic Delay).

What is the actuator type?

Push to Reset.

What is the mounting type?

Panel Mount.

Does this breaker have illumination?

No, it is non-illuminated.

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MU2-B-24-450-1-A11-B-D
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The Littelfuse Inc. MU2-B-24-450-1-A11-B-D is a circuit breaker designed for panel mounting. It features a 5A current rating and a 250V voltage rating.
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MU2-B-34-450-1-A21-B-D
MU2-B-34-450-1-A21-B-D
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This is a 5A, 250V, 2-pole magnetic hydraulic delay circuit breaker from Littelfuse. It features a push-to-reset actuator and panel mount design.
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MU2-B-24-450-1-A21-B-D
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Littelfuse Inc.
Littelfuse MU2-B-24-450-1-A21-B-D is a 2-pole magnetic hydraulic delay circuit breaker with 5A current rating and 250V voltage rating. Panel mount, push-to-reset actuation.
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