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MB1-B-34-620-1-A27-B-C The Littelfuse Inc. MB1-B-34-620-1-A27-B-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 250V voltage rating.
Mfr Part #:

MB1-B-34-620-1-A27-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MB1-B-34-620-1-A27-B-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 250V voltage rating.
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MB1-B-34-620-1-A27-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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MB1-B-34-620-1-A27-B-C Description

Short technical summary and product information.

This Littelfuse Inc. MB1-B-34-620-1-A27-B-C is a single-pole circuit breaker designed for panel mounting. It operates with a magnetic hydraulic delay mechanism, providing reliable protection.

 

The breaker has a current rating of 20A and a voltage rating of 250V. It is approved by CCC, CSA, and UL1077 agencies. The actuator type is a rocker, and it does not feature illumination.

 

Compliance information indicates RoHS3 compliance, MSL 1 Unlimited, and REACH unaffected status. However, this compliance data is considered low confidence and requires verification.

 

This component is suitable for applications requiring robust circuit protection with specific current and voltage requirements.

MB1-B-34-620-1-A27-B-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. MB1-B-34-620-1-A27-B-C Circuit Breaker
Subcategory: Circuit Breaker

MB1-B-34-620-1-A27-B-C Compliance

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

MB1-B-34-620-1-A27-B-C Features

  • 20A current rating for protection.
  • 250V voltage rating for circuits.
  • Magnetic hydraulic delay breaker type.
  • Single pole, panel mount design.
  • Approved by CCC, CSA, UL1077.

MB1-B-34-620-1-A27-B-C Applications

  • Provides reliable circuit protection.
  • Suitable for panel mount installations.
  • Used in systems requiring 20A capacity.
  • Designed for 250V circuit applications.

MB1-B-34-620-1-A27-B-C FAQs

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

250V.

What is the current rating?

20A.

What type of circuit breaker is it?

Magnetic (Hydraulic Delay).

How many poles does it have?

1.

What type of actuator does it have?

Rocker.

What approvals does the circuit breaker hold?

CCC, CSA, UL1077.

What is the mounting type?

Panel Mount.

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