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MU1-B-32-435-1-A21-B-D The Littelfuse MU1-B-32-435-1-A21-B-D is a single-pole, magnetic hydraulic delay circuit breaker. It offers a 3.5A current rating and 250V voltage rating.
Mfr Part #:

MU1-B-32-435-1-A21-B-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse MU1-B-32-435-1-A21-B-D is a single-pole, magnetic hydraulic delay circuit breaker. It offers a 3.5A current rating and 250V voltage rating.
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MU1-B-32-435-1-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
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MU1-B-32-435-1-A21-B-D Description

Short technical summary and product information.

This Littelfuse MU1-B-32-435-1-A21-B-D is a single-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism for reliable operation.

 

The breaker has a current rating of 3.5A and a voltage rating of 250V. The actuator type is push to reset, and it does not include illumination. It is approved by CCC, CSA, UL, and VDE.

 

Compliance information indicates RoHS3 compliance, MSL 1 Unlimited, and REACH unaffected status. The mounting type is panel mount, making it suitable for integration into various enclosures and systems.

MU1-B-32-435-1-A21-B-D Quick Information

Product Type: Circuit Breaker
Series: MU1-B
Canonical Name: Littelfuse Inc. MU1-B-32-435-1-A21-B-D Circuit Breaker

MU1-B-32-435-1-A21-B-D Compliance

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

MU1-B-32-435-1-A21-B-D Features

  • 3.5A current rating and 250V voltage rating.
  • Magnetic hydraulic delay breaker type.
  • Panel mount with push-to-reset actuator.
  • Approved by CCC, CSA, UL, and VDE.
  • RoHS3 compliant and MSL 1.

MU1-B-32-435-1-A21-B-D Applications

  • Suitable for panel mount installations.
  • Used in systems requiring 3.5A protection.
  • Designed for 250V AC/DC circuits.
  • Offers reliable circuit protection.

MU1-B-32-435-1-A21-B-D FAQs

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

250V AC.

What is the current rating?

3.5A.

How many poles does this circuit breaker have?

1 pole.

What type of trip mechanism does it use?

Magnetic (Hydraulic Delay).

How is the circuit breaker reset after a trip?

Push-to-reset actuator.

What is the mounting style?

Panel Mount.

What safety approvals does it have?

CCC, CSA, UL, VDE.

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