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MU1-B-62-450-1-A11-B-D Littelfuse MU1-B-62-450-1-A11-B-D is a 1-pole magnetic circuit breaker rated for 5A and 250V. It features a push-to-reset actuator and hydraulic delay for reliable overcurrent protection.
Mfr Part #:

MU1-B-62-450-1-A11-B-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Littelfuse MU1-B-62-450-1-A11-B-D is a 1-pole magnetic circuit breaker rated for 5A and 250V. It features a push-to-reset actuator and hydraulic delay for reliable overcurrent protection.
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MU1-B-62-450-1-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
Voltage Rating
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MU1-B-62-450-1-A11-B-D Description

Short technical summary and product information.

The MU1-B-62-450-1-A11-B-D from Littelfuse Inc. is a single-pole magnetic circuit breaker with hydraulic delay, designed for panel mount applications. It is rated for 5A continuous current at 250V AC/DC. The breaker employs a magnetic hydraulic delay mechanism, providing precise overcurrent protection with time delay characteristics. Its push-to-reset actuator allows manual reset after a trip event. This circuit breaker is RoHS3 compliant and features an MSL 1 (Unlimited) moisture sensitivity level. It is suitable for use in industrial control panels, power distribution, and equipment requiring branch circuit protection. The panel mount design facilitates easy installation in standard cutouts.

MU1-B-62-450-1-A11-B-D Quick Information

Product Type: Circuit Breaker
Series: MU1-B
Canonical Name: Littelfuse MU1-B-62-450-1-A11-B-D Magnetic Circuit Breaker, 5A, 250V, 1 Pole, Push-to-Reset
Subcategory: Magnetic Circuit Breaker

MU1-B-62-450-1-A11-B-D Compliance

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

MU1-B-62-450-1-A11-B-D Features

  • Rated for 5A continuous current at 250V.
  • Single-pole magnetic hydraulic delay design.
  • Push-to-reset actuator for manual operation.
  • Panel mount for easy installation.
  • RoHS3 compliant for environmental standards.

MU1-B-62-450-1-A11-B-D Applications

  • 5A branch circuit protection for power distribution
  • Overcurrent protection for industrial control panels
  • Time-delay protection for equipment with inrush currents
  • Panel mount installation for control cabinets
  • Push-to-reset manual reset after fault

MU1-B-62-450-1-A11-B-D FAQs

6 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the MU1-B-62-450-1-A11-B-D?

250V.

What is the current rating of this circuit breaker?

5A.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

How many poles does this circuit breaker have?

1 pole.

What is the mounting type for this breaker?

Panel Mount.

How is the breaker reset after a trip?

Push-to-reset actuator.

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