MA1-B-12-620-1-A12-B-J The Littelfuse MA1-B-12-620-1-A12-B-J is a single-pole circuit breaker featuring a magnetic hydraulic delay mechanism. It is designed for panel mounting and offers a 20A current rating and 250V voltage rating.
Mfr Part #:

MA1-B-12-620-1-A12-B-J

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse MA1-B-12-620-1-A12-B-J is a single-pole circuit breaker featuring a magnetic hydraulic delay mechanism. It is designed for panel mounting and offers a 20A current rating and 250V voltage rating.
Stock on Request

MA1-B-12-620-1-A12-B-J 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

MA1-B-12-620-1-A12-B-J Description

Short technical summary and product information.

This Littelfuse MA1-B-12-620-1-A12-B-J is a single-pole circuit breaker with a magnetic hydraulic delay type. It is rated for 20 Amps and 250 Volts, making it suitable for various power distribution applications.

 

The breaker features a panel mount design for easy integration into control panels and enclosures. Its rocker actuator provides a clear and tactile means of operation. The device is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 1.

 

Key electrical characteristics include a 20A current rating and a 250V voltage rating. The magnetic hydraulic delay mechanism offers specific trip characteristics important for protecting circuits from overcurrent conditions. Approval agencies include CCC, TUV, and UL489A, indicating compliance with relevant safety standards.

MA1-B-12-620-1-A12-B-J Quick Information

Product Type: Circuit Breaker
Series: MA1
Canonical Name: Littelfuse Inc. MA1-B-12-620-1-A12-B-J Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Magnetic Hydraulic Delay

MA1-B-12-620-1-A12-B-J Compliance

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

MA1-B-12-620-1-A12-B-J Features

  • 20A current rating for power circuits.
  • 250V voltage rating for AC applications.
  • Magnetic hydraulic delay mechanism.
  • Panel mount design for easy integration.
  • Single-pole configuration.

MA1-B-12-620-1-A12-B-J Applications

  • Suitable for power distribution panels.
  • Used in control system enclosures.
  • Protects sensitive electronic circuits.
  • Ideal for industrial equipment.

MA1-B-12-620-1-A12-B-J FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the MA1-B-12-620-1-A12-B-J circuit breaker?

The current rating is 20A.

What is the voltage rating for this circuit breaker?

The voltage rating is 250V.

What type of breaker mechanism does the MA1-B-12-620-1-A12-B-J use?

It uses a Magnetic (Hydraulic Delay) breaker type.

How many poles does this circuit breaker have?

This is a single-pole circuit breaker.

What is the mounting type for this panel mount breaker?

The mounting type is Panel Mount.

Is the MA1-B-12-620-1-A12-B-J RoHS compliant?

Yes, it is RoHS3 Compliant.

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

The MSL is 1 Unlimited.

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