AA1-B2-12-620-5D2-C The Littelfuse Inc. AA1-B2-12-620-5D2-C is a magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
Mfr Part #:

AA1-B2-12-620-5D2-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B2-12-620-5D2-C is a magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
Stock on Request

AA1-B2-12-620-5D2-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

AA1-B2-12-620-5D2-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B2-12-620-5D2-C, is designed for circuit protection applications. It operates as a magnetic (hydraulic delay) type breaker with a 20A current rating and a voltage rating of 277V.

 

The breaker features a single pole and a lever actuator for easy operation. It is designed for panel mounting, making it suitable for integration into various electrical enclosures and systems. The device is approved by CCC, CSA, and UL agencies, indicating compliance with relevant safety standards.

 

Additional specifications include a RoHS3 compliant status and an MSL 1 rating. The REACH status is unaffected. This component is intended for applications requiring reliable overcurrent protection.

 

Key electrical characteristics include its 20A current carrying capacity and 277V maximum voltage. The magnetic hydraulic delay mechanism provides specific trip characteristics suitable for certain load types. Its panel mount design simplifies installation in control panels and equipment.

AA1-B2-12-620-5D2-C Quick Information

Product Type: Circuit Breaker
Series: AA1
Canonical Name: Littelfuse Inc. AA1-B2-12-620-5D2-C Circuit Breaker
Subcategory: Circuit Breaker

AA1-B2-12-620-5D2-C Compliance

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

AA1-B2-12-620-5D2-C Features

  • 20A current rating for protection.
  • 277V voltage rating.
  • Magnetic hydraulic delay type.
  • Panel mount design for easy installation.
  • Lever actuator for operation.

AA1-B2-12-620-5D2-C Applications

  • Industrial control panels.
  • Electrical distribution systems.
  • Equipment protection circuits.
  • Power supply units.

AA1-B2-12-620-5D2-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B2-12-620-5D2-C circuit breaker?

The current rating is 20A.

What is the voltage rating for this Littelfuse circuit breaker?

The voltage rating is 277V.

What type of breaker is the AA1-B2-12-620-5D2-C?

It is a Magnetic (Hydraulic Delay) type breaker.

How many poles does this circuit breaker have?

It has 1 pole.

What is the mounting type for the AA1-B2-12-620-5D2-C?

The mounting type is Panel Mount.

Is the AA1-B2-12-620-5D2-C RoHS compliant?

Yes, it is RoHS3 Compliant.

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

The MSL is 1 Unlimited.

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The Littelfuse Inc. BA1-B0-20-620-322-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
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