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MU1-B-34-618-1-B21-B-C This is a 1-pole magnetic hydraulic delay circuit breaker rated at 18A and 250V. It features a push-to-reset actuator and panel mount design.
Mfr Part #:

MU1-B-34-618-1-B21-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
This is a 1-pole magnetic hydraulic delay circuit breaker rated at 18A and 250V. It features a push-to-reset actuator and panel mount design.
Stock on Request

MU1-B-34-618-1-B21-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-34-618-1-B21-B-C Description

Short technical summary and product information.

The MU1-B-34-618-1-B21-B-C is a single-pole magnetic hydraulic delay circuit breaker manufactured by Littelfuse Inc. It is designed for overcurrent protection in electrical circuits.

 

Rated at 18A continuous current and 250V AC/DC, this breaker uses a magnetic hydraulic delay mechanism for precise trip characteristics. It has a push-to-reset actuator and is not illuminated.

 

The breaker is panel mounted and carries approvals from CCC, CSA, and UL1077. It is RoHS3 compliant, REACH unaffected, and has an MSL of 1 (unlimited).

 

Suitable for use in industrial control panels, power distribution, and equipment requiring reliable circuit protection with hydraulic-magnetic delay.

MU1-B-34-618-1-B21-B-C Quick Information

Product Type: Circuit Breaker
Series: MU1-B
Canonical Name: Magnetic (Hydraulic Delay) Circuit Breaker, 1 Pole, 18A, 250V, Push to Reset, Panel Mount
Subcategory: Magnetic Circuit Breaker

MU1-B-34-618-1-B21-B-C Compliance

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

MU1-B-34-618-1-B21-B-C Features

  • Rated for 18A continuous current.
  • 250V AC/DC voltage rating.
  • Magnetic hydraulic delay trip mechanism.
  • Single-pole push-to-reset actuator.
  • Panel mount design for easy installation.

MU1-B-34-618-1-B21-B-C Applications

  • Used in industrial control panel protection.
  • Ideal for power distribution equipment.
  • Suitable for equipment branch circuit protection.
  • Provides overcurrent protection with time delay.

MU1-B-34-618-1-B21-B-C FAQs

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

250V.

What is the mounting type?

Panel mount.

What is the current rating?

18A.

What type of breaker is this?

Magnetic hydraulic delay.

How many poles does it have?

1 pole.

What actuator type does it have?

Push to reset.

What approvals does it have?

CCC, CSA, UL1077.

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