MB2-B-34-620-1-A21-B-C The Littelfuse Inc. MB2-B-34-620-1-A21-B-C is a magnetic circuit breaker with a 20A current rating and 250V AC voltage rating. It features a panel mount design.
Mfr Part #:

MB2-B-34-620-1-A21-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MB2-B-34-620-1-A21-B-C is a magnetic circuit breaker with a 20A current rating and 250V AC voltage rating. It features a panel mount design.
Stock on Request

MB2-B-34-620-1-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)
Failure Rate
Illumination
Mounting Type
Number of Poles
Voltage Rating

MB2-B-34-620-1-A21-B-C Description

Short technical summary and product information.

This Littelfuse Inc. MB2-B-34-620-1-A21-B-C is a magnetic (hydraulic delay) circuit breaker designed for reliable circuit protection. It operates with a 250V AC voltage rating and a 20A current rating.

 

The breaker features a 2-pole configuration and a rocker actuator for easy operation. It is designed for panel mounting, making it suitable for integration into various electrical enclosures and control panels.

 

Key specifications include a DC voltage rating of 80V and approval from agencies such as CCC, CSA, and UL1077, ensuring compliance with industry standards. The series designation is M.

 

Environmental compliance includes RoHS3 compliance, MSL 1 Unlimited, and REACH Unaffected status. The breaker is supplied in bulk packaging.

MB2-B-34-620-1-A21-B-C Quick Information

Product Type: Circuit Breaker
Series: M
Canonical Name: Littelfuse Inc. MB2-B-34-620-1-A21-B-C Magnetic Circuit Breaker
Subcategory: Circuit Breaker

MB2-B-34-620-1-A21-B-C Compliance

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

MB2-B-34-620-1-A21-B-C Features

  • 20A current rating for circuit protection.
  • 250V AC voltage rating.
  • Magnetic trip type with hydraulic delay.
  • Panel mount design for easy installation.
  • CCC, CSA, UL1077 agency approvals.

MB2-B-34-620-1-A21-B-C Applications

  • Overcurrent protection for industrial control panels
  • Branch circuit protection in power distribution
  • Motor circuit protection for machinery
  • Panel mount circuit breaker for equipment
  • Hydraulic-magnetic delay for high inrush loads

MB2-B-34-620-1-A21-B-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the MB2-B-34-620-1-A21-B-C circuit breaker?

The AC voltage rating is 250V and the DC voltage rating is 80V.

What is the current rating of this circuit breaker?

The current rating is 20A.

What type of breaker is the MB2-B-34-620-1-A21-B-C?

It is a magnetic breaker with a hydraulic delay.

How is the MB2-B-34-620-1-A21-B-C mounted?

It is designed for panel mounting.

What agencies have approved this circuit breaker?

Approvals include CCC, CSA, and UL1077.

What is the RoHS status of this component?

It is RoHS3 Compliant.

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

The MSL is 1 Unlimited.

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