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MU1-B-32-250-3-A21-B-E Littelfuse MU1-B-32-250-3-A21-B-E is a 1-pole magnetic hydraulic circuit breaker rated at 500mA and 250V, with push-to-reset actuation and panel mount.
Mfr Part #:

MU1-B-32-250-3-A21-B-E

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Littelfuse MU1-B-32-250-3-A21-B-E is a 1-pole magnetic hydraulic circuit breaker rated at 500mA and 250V, with push-to-reset actuation and panel mount.
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MU1-B-32-250-3-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
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MU1-B-32-250-3-A21-B-E Description

Short technical summary and product information.

The Littelfuse MU1-B-32-250-3-A21-B-E is a single-pole magnetic hydraulic delay circuit breaker designed for overcurrent protection. It is rated for 500mA continuous current at 250V. The breaker features a push-to-reset actuator for manual reset after a trip event. The panel mount package allows for easy installation in control panels and equipment enclosures. This breaker is non-illuminated and offers reliable protection against short circuits and overloads.

MU1-B-32-250-3-A21-B-E Quick Information

Product Type: Circuit Breaker
Series: MU1
Canonical Name: Littelfuse MU1-B-32-250-3-A21-B-E Circuit Breaker, 500mA, 250V, 1-Pole, Push-to-Reset
Subcategory: Magnetic Circuit Breaker

MU1-B-32-250-3-A21-B-E Compliance

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

MU1-B-32-250-3-A21-B-E Features

  • Single-pole magnetic hydraulic delay circuit breaker.
  • Rated for 500mA and 250V.
  • Push-to-reset actuator for manual reset.
  • Panel mount design for easy installation.
  • Non-illuminated actuator.

MU1-B-32-250-3-A21-B-E Applications

  • Overcurrent protection for control circuits.
  • Hydraulic delay handles inrush currents.
  • Panel mount for distribution systems.
  • Single-pole 500mA 250V rating.

MU1-B-32-250-3-A21-B-E FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the Littelfuse MU1-B-32-250-3-A21-B-E?

500mA.

What is the voltage rating of this circuit breaker?

250V.

What type of circuit breaker is the MU1-B-32-250-3-A21-B-E?

Magnetic (Hydraulic Delay).

How many poles does this circuit breaker have?

1.

What is the actuator type of the Littelfuse MU1-B-32-250-3-A21-B-E?

Push-to-Reset.

What mounting type does this circuit breaker have?

Panel Mount.

Is the MU1-B-32-250-3-A21-B-E illuminated?

No, it is non-illuminated.

MU1-B-32-250-3-A21-B-E Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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MU1-B-34-250-1-A21-B-E
Littelfuse Inc.
The Littelfuse Inc. MU1-B-34-250-1-A21-B-E is a single-pole, magnetic hydraulic delay circuit breaker. It features a panel mount design and a push-to-reset actuator.
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