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AA1-B0-12-650-522-E The Littelfuse Inc. AA1-B0-12-650-522-E is a panel mount circuit breaker rated for 50A and 277V. It features a lever actuator and magnetic hydraulic delay.
Mfr Part #:

AA1-B0-12-650-522-E

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-12-650-522-E is a panel mount circuit breaker rated for 50A and 277V. It features a lever actuator and magnetic hydraulic delay.
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AA1-B0-12-650-522-E 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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AA1-B0-12-650-522-E Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-12-650-522-E, is designed for panel mounting and offers a current rating of 50A with a voltage rating of 277V.

 

It utilizes a magnetic hydraulic delay mechanism for its breaker type and features a simple lever actuator. The unit is a single-pole breaker with no illumination. It is approved by CCC, CSA, TUV, and UL agencies, indicating broad compliance for various applications.

 

The RoHS status is RoHS3 Compliant, and the Moisture Sensitivity Level is 1 Unlimited. This circuit breaker is suitable for applications requiring reliable overcurrent protection in a compact, panel-mounted form factor.

AA1-B0-12-650-522-E Quick Information

Product Type: Circuit Breaker
Series: AA1-B0
Canonical Name: Littelfuse Inc. AA1-B0-12-650-522-E Circuit Breaker

AA1-B0-12-650-522-E Compliance

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

AA1-B0-12-650-522-E Features

  • 50A current rating for robust protection.
  • 277V voltage rating for AC applications.
  • Panel mount design for easy integration.
  • Lever actuator for simple operation.
  • Magnetic hydraulic delay for controlled tripping.

AA1-B0-12-650-522-E Applications

  • Ideal for industrial control panels.
  • Suitable for power distribution systems.
  • Used in equipment requiring overcurrent protection.
  • Applicable in systems with 277V AC.
  • General purpose circuit protection needs.

AA1-B0-12-650-522-E FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-12-650-522-E circuit breaker?

The current rating is 50A.

What is the voltage rating for the AA1-B0-12-650-522-E?

The voltage rating is 277V.

How is the AA1-B0-12-650-522-E circuit breaker mounted?

It is a panel mount type.

What type of breaker is the AA1-B0-12-650-522-E?

It is a Magnetic (Hydraulic Delay) breaker type.

How many poles does the AA1-B0-12-650-522-E have?

It has 1 pole.

What is the actuator type for this circuit breaker?

The actuator type is a Lever.

Which approval agencies have certified the AA1-B0-12-650-522-E?

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

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