MU2-B-32-450-1-A21-B-E The Littelfuse Inc. MU2-B-32-450-1-A21-B-E is a 2-pole circuit breaker designed for panel mounting. It features a push-to-reset actuator and a magnetic hydraulic delay mechanism.
Mfr Part #:

MU2-B-32-450-1-A21-B-E

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MU2-B-32-450-1-A21-B-E is a 2-pole circuit breaker designed for panel mounting. It features a push-to-reset actuator and a magnetic hydraulic delay mechanism.
Stock on Request

MU2-B-32-450-1-A21-B-E 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-32-450-1-A21-B-E Description

Short technical summary and product information.

This Littelfuse Inc. MU2-B-32-450-1-A21-B-E is a 2-pole circuit breaker with a current rating of 5A and a voltage rating of 250V. It is designed for panel mounting and utilizes a push-to-reset actuator.

 

The breaker type is magnetic with a hydraulic delay, providing reliable circuit protection. It is suitable for applications requiring a 2-pole configuration and a 5A current capacity.

 

Key specifications include a 250V voltage rating and a panel mount design for easy integration into control panels and equipment. The push-to-reset mechanism allows for straightforward operation.

 

Compliance information indicates RoHS3 compliance, MSL 1, and REACH unaffected status, though these are noted with low confidence due to unverified data.

MU2-B-32-450-1-A21-B-E Quick Information

Product Type: Circuit Breaker
Series: MU2
Canonical Name: Littelfuse Inc. MU2-B-32-450-1-A21-B-E 2-Pole Magnetic Hydraulic Delay Circuit Breaker

MU2-B-32-450-1-A21-B-E Compliance

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

MU2-B-32-450-1-A21-B-E Features

  • 5A current rating for protection.
  • 250V voltage rating.
  • 2-pole configuration.
  • Panel mount design.
  • Push-to-reset actuator.

MU2-B-32-450-1-A21-B-E Applications

  • Protects industrial control panel circuits from overcurrent.
  • Protects distribution units against short circuit faults.
  • Integrates into custom machinery electrical protection schemes.
  • Provides dual-conductor interruption for critical load safety.

MU2-B-32-450-1-A21-B-E FAQs

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

The circuit breaker has a continuous current rating of 5 amperes.

What is the maximum operating voltage for this component?

The maximum operating voltage rating is 250 volts.

How many poles does this circuit breaker contain?

This circuit breaker contains two poles for simultaneous conductor interruption.

What type of trip mechanism does this breaker use?

It uses a magnetic hydraulic delay trip mechanism for fault protection.

How is the circuit breaker manually operated after a trip event?

The unit features a push-to-reset actuator for manual power restoration.

What mounting method is required for this circuit breaker?

This component requires a panel mount installation method.

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