AA1-B2-12-620-192-D The Littelfuse Inc. AA1-B2-12-620-192-D is a single-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
Mfr Part #:

AA1-B2-12-620-192-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B2-12-620-192-D is a single-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
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AA1-B2-12-620-192-D 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-B2-12-620-192-D Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B2-12-620-192-D, is designed for circuit protection applications. It operates as a single-pole breaker with a magnetic (hydraulic delay) tripping mechanism and a lever actuator.

 

The breaker has a current rating of 20A and a voltage rating of 277V. It is approved by multiple agencies including CCC, CSA, UL, and VDE, indicating broad compliance for various markets. The mounting type is panel mount, making it suitable for integration into control panels and equipment.

 

Environmental compliance includes RoHS3 compliance, MSL 1 Unlimited, and REACH unaffected status. These specifications are based on available data and may require verification for specific applications.

AA1-B2-12-620-192-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B2-12-620-192-D Circuit Breaker

AA1-B2-12-620-192-D Compliance

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

AA1-B2-12-620-192-D Features

  • 20A current rating for circuit protection.
  • 277V voltage rating for power systems.
  • Magnetic (hydraulic delay) trip mechanism.
  • Panel mount for easy integration.
  • CCC, CSA, UL, VDE approved.

AA1-B2-12-620-192-D Applications

  • Suitable for industrial control panels.
  • Used in power distribution systems.
  • Ideal for equipment protection.
  • General purpose circuit breaking.

AA1-B2-12-620-192-D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B2-12-620-192-D circuit breaker?

The current rating is 20A.

What is the voltage rating for this circuit breaker?

The voltage rating is 277V.

What type of breaker is the AA1-B2-12-620-192-D?

It is a magnetic (hydraulic delay) breaker.

How many poles does this circuit breaker have?

It has 1 pole.

What is the mounting type for this Littelfuse circuit breaker?

The mounting type is panel mount.

Which approval agencies have certified this circuit breaker?

It is approved by CCC, CSA, UL, and VDE.

Is this circuit breaker RoHS compliant?

Yes, it is RoHS3 compliant.

AA1-B2-12-620-192-D Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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BA1-B0-14-620-111-D
BA1-B0-14-620-111-D
Littelfuse Inc.
The Littelfuse Inc. BA1-B0-14-620-111-D is a 1-pole magnetic circuit breaker rated for 20A and 277V. It features a panel mount design with a lever actuator.
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BA1-B0-14-620-122-D
BA1-B0-14-620-122-D
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The Littelfuse Inc. BA1-B0-14-620-122-D is a 20A, 277V circuit breaker designed for panel mounting. It features a lever actuator and a magnetic hydraulic delay mechanism.
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AA1-B0-54-620-121-D
AA1-B0-54-620-121-D
Littelfuse Inc.
The AA1-B0-54-620-121-D is a 20A 277V single-pole magnetic-hydraulic delay circuit breaker from Littelfuse. It features a lever actuator and panel-mount design.
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AA1-B0-12-620-222-D
AA1-B0-12-620-222-D
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-12-620-222-D is a panel mount circuit breaker. It features a 20A current rating and a 277V voltage rating.
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