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AA1-B0-11-650-522-D The Littelfuse Inc. AA1-B0-11-650-522-D is a magnetic circuit breaker with a 50A current rating and 277V voltage rating. It features a panel mount design and lever actuator.
Mfr Part #:

AA1-B0-11-650-522-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-11-650-522-D is a magnetic circuit breaker with a 50A current rating and 277V voltage rating. It features a panel mount design and lever actuator.
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AA1-B0-11-650-522-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
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AA1-B0-11-650-522-D Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-11-650-522-D, is a magnetic type with a hydraulic delay. It is designed for panel mounting and features a lever actuator.

 

Key electrical specifications include a current rating of 50A and a voltage rating of 277V. The breaker is a single-pole unit. It has received approvals from CCC, CSA, UL, and VDE.

 

Environmental compliance includes RoHS3 compliance, MSL 1 Unlimited, and REACH Unaffected status. The mounting type is panel mount.

AA1-B0-11-650-522-D Quick Information

Product Type: Circuit Breaker
Series: AA1-B0
Canonical Name: Littelfuse Inc. AA1-B0-11-650-522-D Magnetic Circuit Breaker
Subcategory: Magnetic Circuit Breaker

AA1-B0-11-650-522-D Compliance

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

AA1-B0-11-650-522-D Features

  • 50A current rating for robust protection.
  • 277V voltage rating for various applications.
  • Magnetic breaker with hydraulic delay.
  • Convenient panel mount design.
  • Lever actuator for easy operation.

AA1-B0-11-650-522-D Applications

  • Provides overcurrent protection for 50A circuits.
  • Suitable for panel-mounted electrical distribution.
  • Used where lever-actuated manual reset is needed.
  • Fits applications requiring hydraulic-magnetic delay.

AA1-B0-11-650-522-D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-11-650-522-D?

50A.

What is the voltage rating?

277V.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

How many poles does this circuit breaker have?

1 pole.

What actuator type is used?

Lever.

What is the mounting type?

Panel mount.

What agency approvals does it carry?

CCC, CSA, UL, and VDE.

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