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MU1-B-14-620-1-A11-B-N The Littelfuse Inc. MU1-B-14-620-1-A11-B-N is a single-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 250V voltage rating.
Mfr Part #:

MU1-B-14-620-1-A11-B-N

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MU1-B-14-620-1-A11-B-N is a single-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 250V voltage rating.
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MU1-B-14-620-1-A11-B-N 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
SVHC Present
Voltage Rating
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MU1-B-14-620-1-A11-B-N Description

Short technical summary and product information.

This Littelfuse Inc. MU1-B-14-620-1-A11-B-N is a single-pole circuit breaker designed for panel mounting. It operates with a magnetic hydraulic delay mechanism and has a current rating of 20A and a voltage rating of 250V.

 

The breaker type is magnetic (hydraulic delay), and it features a push-to-reset actuator. It is approved by CCC, TUV, and UL agencies. The component has no illumination and is RoHS3 compliant.

 

Key specifications include a 20A current rating and a 250V voltage rating, making it suitable for various protection applications. The panel mount design facilitates easy integration into control panels and equipment.

 

This circuit breaker is also noted for its Moisture Sensitivity Level (MSL) of 1 Unlimited and REACH Unaffected status.

MU1-B-14-620-1-A11-B-N Quick Information

Product Type: Circuit Breaker
Series: MU1-B
Canonical Name: Littelfuse Inc. MU1-B-14-620-1-A11-B-N Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

MU1-B-14-620-1-A11-B-N Compliance

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

MU1-B-14-620-1-A11-B-N Features

  • 20A current rating for protection.
  • 250V voltage rating for power circuits.
  • Panel mount design for easy integration.
  • Magnetic hydraulic delay breaker type.
  • Push to reset actuator.

MU1-B-14-620-1-A11-B-N Applications

  • Overcurrent protection for industrial control panels.
  • Power distribution in commercial equipment.
  • Motor protection with hydraulic delay.
  • General circuit protection in machinery.

MU1-B-14-620-1-A11-B-N FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the MU1-B-14-620-1-A11-B-N?

250V.

What is the mounting type for this circuit breaker?

Panel Mount.

What is the current rating of this circuit breaker?

20A.

What type of breaker is the MU1-B-14-620-1-A11-B-N?

Magnetic (Hydraulic Delay).

How many poles does this circuit breaker have?

1.

What type of actuator does it have?

Push to Reset.

What approvals does this circuit breaker hold?

CCC, TUV, UL.

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