MU1-B-34-480-1-A21-B-C The Littelfuse Inc. MU1-B-34-480-1-A21-B-C is a single-pole circuit breaker with a magnetic hydraulic delay mechanism. It offers an 8A current rating and a 250V voltage rating.
Mfr Part #:

MU1-B-34-480-1-A21-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MU1-B-34-480-1-A21-B-C is a single-pole circuit breaker with a magnetic hydraulic delay mechanism. It offers an 8A current rating and a 250V voltage rating.
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MU1-B-34-480-1-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

MU1-B-34-480-1-A21-B-C Description

Short technical summary and product information.

This Littelfuse Inc. MU1-B-34-480-1-A21-B-C is a single-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay for reliable operation and is rated for 8 Amps and 250 Volts.

 

The breaker type is magnetic with a hydraulic delay, providing a specific trip characteristic suitable for various applications. It has a push-to-reset actuator and no illumination.

 

Key specifications include a current rating of 8A and a voltage rating of 250V. It is approved by CCC, CSA, and UL1077, indicating compliance with relevant safety standards. The mounting type is panel mount, making it suitable for integration into control panels and equipment.

 

This circuit breaker is RoHS3 compliant and has an MSL of 1 Unlimited. It is designed for applications requiring robust overcurrent protection with a defined delay characteristic.

MU1-B-34-480-1-A21-B-C Quick Information

Product Type: Circuit Breaker
Series: MU1
Canonical Name: Littelfuse Inc. MU1-B-34-480-1-A21-B-C Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Circuit Breakers

MU1-B-34-480-1-A21-B-C Compliance

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

MU1-B-34-480-1-A21-B-C Features

  • 8A current rating for protection.
  • 250V voltage rating for power systems.
  • Magnetic hydraulic delay for controlled tripping.
  • Panel mount for easy integration.
  • CCC, CSA, UL1077 approved for safety.

MU1-B-34-480-1-A21-B-C Applications

  • Suitable for industrial control panels.
  • Used in power distribution systems.
  • Ideal for equipment requiring overcurrent protection.
  • Applications needing a hydraulic delay.

MU1-B-34-480-1-A21-B-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the MU1-B-34-480-1-A21-B-C circuit breaker?

The current rating is 8A.

What is the voltage rating for this Littelfuse circuit breaker?

The voltage rating is 250V.

What type of breaker mechanism does the MU1-B-34-480-1-A21-B-C use?

It uses a Magnetic (Hydraulic Delay) breaker type.

How many poles does this circuit breaker have?

This circuit breaker has 1 pole.

What is the mounting type for the MU1-B-34-480-1-A21-B-C?

The mounting type is Panel Mount.

Is the MU1-B-34-480-1-A21-B-C RoHS compliant?

Yes, it is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for this component?

The MSL is 1 Unlimited.

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