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AA1-B2-14-650-5D2-D The Littelfuse Inc. AA1-B2-14-650-5D2-D is a single-pole, magnetic (hydraulic delay) circuit breaker. It features a 50A current rating and a 277V voltage rating.
Mfr Part #:

AA1-B2-14-650-5D2-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B2-14-650-5D2-D is a single-pole, magnetic (hydraulic delay) circuit breaker. It features a 50A current rating and a 277V voltage rating.
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AA1-B2-14-650-5D2-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-B2-14-650-5D2-D Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B2-14-650-5D2-D, is designed for panel mounting. It operates with a 50A current rating and a 277V voltage rating, utilizing a magnetic (hydraulic delay) mechanism for protection.

 

Key electrical specifications include a single pole configuration. The actuator type is a lever, and it does not feature illumination. Approval agencies for this component include CCC, CSA, UL, and VDE, indicating broad compliance for various applications.

 

The environmental compliance status indicates RoHS3 compliance, MSL 1 Unlimited, and REACH unaffected. However, these compliance details are currently unverified and should be confirmed with official documentation.

 

This circuit breaker is suitable for applications requiring reliable overcurrent protection within its specified electrical limits. Its panel mount design facilitates integration into control panels and electrical enclosures.

AA1-B2-14-650-5D2-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B2-14-650-5D2-D Circuit Breaker
Subcategory: Circuit Breaker

AA1-B2-14-650-5D2-D Compliance

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

AA1-B2-14-650-5D2-D Features

  • 50A current rating for protection.
  • 277V voltage rating for power systems.
  • Magnetic (hydraulic delay) breaker type.
  • Panel mount design for easy integration.
  • Approved by CCC, CSA, UL, and VDE.

AA1-B2-14-650-5D2-D Applications

  • Overcurrent protection in panel boards.
  • Suitable for industrial control panels.
  • Used in motor protection circuits.
  • Ideal for commercial lighting systems.
  • Applied in power distribution equipment.

AA1-B2-14-650-5D2-D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of this circuit breaker?

277V.

What is the current rating?

50A.

How many poles does this breaker have?

1 pole.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

What is the mounting type?

Panel mount.

Which approvals does this breaker have?

CCC, CSA, UL, VDE.

What is the actuator type?

Lever.

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