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

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

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

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number MM1-B-34-620-2-1JA-B-C, is designed for panel mounting. It operates as a 1-pole magnetic breaker with a hydraulic delay mechanism.

 

Key electrical specifications include a current rating of 20A and a voltage rating of 250V. The breaker is approved by CCC, CSA, and UL1077.

 

It features a lever actuator and does not include illumination. The RoHS status is compliant with RoHS3, and it has a Moisture Sensitivity Level (MSL) of 1 Unlimited. The REACH status is unaffected.

 

This component is suitable for applications requiring reliable circuit protection with specific current and voltage handling capabilities.

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

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

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

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

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

  • 20A current rating for power protection.
  • 250V voltage rating for electrical systems.
  • Panel mount design for easy installation.
  • Magnetic hydraulic delay for controlled tripping.
  • CCC, CSA, UL1077 approved for safety.

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

  • Used in control panels for safety.
  • Protects electrical circuits from overload.
  • Suitable for industrial equipment.
  • Integrates into power distribution units.

MM1-B-34-620-2-1JA-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 current rating?

20A.

What type of circuit breaker is it?

Magnetic (Hydraulic Delay).

How many poles does it have?

1 pole.

What actuator type does it use?

Lever actuator.

What is the mounting type?

Panel mount.

What approvals does it have?

CCC, CSA, UL1077.

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