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MU1-B-30-250-1-A21-B-C The Littelfuse Inc. MU1-B-30-250-1-A21-B-C is a single-pole, magnetic (hydraulic delay) circuit breaker. It features a panel mount design and a push-to-reset actuator.
Mfr Part #:

MU1-B-30-250-1-A21-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MU1-B-30-250-1-A21-B-C 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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MU1-B-30-250-1-A21-B-C 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-30-250-1-A21-B-C Description

Short technical summary and product information.

This Littelfuse Inc. MU1-B-30-250-1-A21-B-C is a single-pole circuit breaker designed for panel mounting. It operates with a current rating of 500mA and a voltage rating of 250V.

 

The breaker type is magnetic with a hydraulic delay, and it features a push-to-reset actuator for convenient operation. It is approved by CCC, CSA, and UL1077.

 

This component is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 1. The REACH status is unaffected. Its mounting type is panel mount.

MU1-B-30-250-1-A21-B-C Quick Information

Product Type: Circuit Breaker
Series: MU1
Canonical Name: Littelfuse Inc. MU1-B-30-250-1-A21-B-C Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

MU1-B-30-250-1-A21-B-C Compliance

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

MU1-B-30-250-1-A21-B-C Features

  • 500mA current rating for protection.
  • 250V voltage rating for power systems.
  • Magnetic breaker type with hydraulic delay.
  • Push-to-reset actuator for ease of use.
  • Panel mount design for integration.

MU1-B-30-250-1-A21-B-C Applications

  • Ideal for power distribution circuits.
  • Suitable for industrial control panels.
  • Used in equipment requiring overcurrent protection.
  • Applicable in systems with 250V limits.

MU1-B-30-250-1-A21-B-C FAQs

5 frequently asked questions generated from this part’s specifications.
What is the current rating of the MU1-B-30-250-1-A21-B-C circuit breaker?

The current rating is 500mA.

What is the voltage rating for this circuit breaker?

The voltage rating is 250V.

What type of breaker mechanism does the MU1-B-30-250-1-A21-B-C use?

It uses a magnetic breaker type with a hydraulic delay.

How is the MU1-B-30-250-1-A21-B-C mounted?

It is designed for panel mounting.

What is the actuator type for this circuit breaker?

The actuator type is push to reset.

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