MU1-B-64-450-1-A11-B-D The Littelfuse Inc. MU1-B-64-450-1-A11-B-D is a single-pole, magnetic hydraulic delay circuit breaker. It features a 5A current rating and a 250V voltage rating.
Mfr Part #:

MU1-B-64-450-1-A11-B-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MU1-B-64-450-1-A11-B-D is a single-pole, magnetic hydraulic delay circuit breaker. It features a 5A current rating and a 250V voltage rating.
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MU1-B-64-450-1-A11-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

MU1-B-64-450-1-A11-B-D Description

Short technical summary and product information.

This Littelfuse Inc. MU1-B-64-450-1-A11-B-D is a single-pole circuit breaker designed for panel mounting. It operates with a magnetic (hydraulic delay) breaker type and features a push-to-reset actuator.

 

Key electrical specifications include a current rating of 5 Amps and a voltage rating of 250 Volts. The breaker is approved by multiple agencies, including CCC, CSA, UL, and VDE.

 

Compliance information indicates RoHS3 compliance and an MSL of 1. The REACH status is unaffected. This circuit breaker is suitable for applications requiring reliable overcurrent protection with a manual reset function.

MU1-B-64-450-1-A11-B-D Quick Information

Product Type: Circuit Breaker
Series: MU1
Canonical Name: Littelfuse Inc. MU1-B-64-450-1-A11-B-D Circuit Breaker

MU1-B-64-450-1-A11-B-D Compliance

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

MU1-B-64-450-1-A11-B-D Features

  • 5A current rating for protection.
  • 250V voltage rating.
  • Magnetic hydraulic delay breaker type.
  • Panel mount with push-to-reset actuator.
  • RoHS3 compliant.

MU1-B-64-450-1-A11-B-D Applications

  • General overcurrent protection.
  • Control panel integration.
  • Equipment power entry.
  • Industrial automation systems.

MU1-B-64-450-1-A11-B-D FAQs

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

The current rating is 5A.

What is the voltage rating of this circuit breaker?

The voltage rating is 250V.

What type of circuit breaker is this?

It is a magnetic hydraulic delay circuit breaker.

How many poles does this circuit breaker have?

This circuit breaker has one pole.

What actuator type does this circuit breaker use?

It uses a push-to-reset actuator.

What mounting type is this circuit breaker designed for?

It is designed for panel mounting.

What agency approvals does this circuit breaker carry?

It carries CCC, CSA, UL, and VDE approvals.

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