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MM1-B-34-620-1-2HB-B-C The Littelfuse Inc. MM1-B-34-620-1-2HB-B-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 250V voltage rating.
Mfr Part #:

MM1-B-34-620-1-2HB-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MM1-B-34-620-1-2HB-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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MM1-B-34-620-1-2HB-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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MM1-B-34-620-1-2HB-B-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number MM1-B-34-620-1-2HB-B-C, is designed for circuit protection applications. It operates as a single-pole breaker with a magnetic hydraulic delay mechanism, providing reliable tripping characteristics.

 

The breaker has a current rating of 20A and a voltage rating of 250V. It is approved by CCC, CSA, and UL1077 standards, ensuring compliance with various safety regulations. The actuator type is a lever, and it features no illumination.

 

Mounting is designed for panels, making it suitable for integration into various electrical enclosures and systems. The RoHS status is compliant with RoHS3, and it is classified under MSL 1 Unlimited and REACH Unaffected environmental conditions.

MM1-B-34-620-1-2HB-B-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. MM1-B-34-620-1-2HB-B-C Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Circuit Breaker

MM1-B-34-620-1-2HB-B-C Compliance

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

MM1-B-34-620-1-2HB-B-C Features

  • 20A current rating for circuit protection.
  • 250V voltage rating for electrical systems.
  • Magnetic hydraulic delay breaker type.
  • Single-pole design with lever actuator.
  • Panel mount for easy integration.

MM1-B-34-620-1-2HB-B-C Applications

  • Used in electrical distribution panels.
  • Suitable for industrial control systems.
  • Applied in equipment power entry points.
  • Incorporated into machinery safety circuits.

MM1-B-34-620-1-2HB-B-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the MM1-B-34-620-1-2HB-B-C?

250V.

What is the current rating of this circuit breaker?

20A.

What type of circuit breaker is it?

Magnetic (Hydraulic Delay).

How many poles does it have?

1 pole.

What is the mounting style?

Panel mount.

What actuator type is used?

Lever actuator.

What safety approvals does it have?

CCC, CSA, UL1077.

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