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AA1-B0-52-618-3D1-C The Littelfuse Inc. AA1-B0-52-618-3D1-C is a 1-pole circuit breaker rated for 18A and 277V. It features a magnetic (hydraulic delay) trip mechanism and a lever actuator.
Mfr Part #:

AA1-B0-52-618-3D1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-52-618-3D1-C is a 1-pole circuit breaker rated for 18A and 277V. It features a magnetic (hydraulic delay) trip mechanism and a lever actuator.
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AA1-B0-52-618-3D1-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
SVHC Present
Voltage Rating
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AA1-B0-52-618-3D1-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-52-618-3D1-C, is designed for reliable circuit protection. It operates at a current rating of 18A and a voltage rating of 277V, suitable for various electrical applications.

 

The breaker type is magnetic with a hydraulic delay, offering specific protection characteristics. It is a single-pole unit with a lever actuator for easy operation. The mounting type is panel mount, allowing for straightforward integration into control panels and enclosures.

 

Compliance is noted with CCC, CSA, and UL approvals. Environmental compliance includes RoHS3 compliance and MSL 1 status. The REACH status is unaffected.

 

This component is ideal for applications requiring robust overcurrent protection with specific tripping behavior. Its panel mount design facilitates installation in industrial and commercial equipment.

AA1-B0-52-618-3D1-C Quick Information

Product Type: Circuit Breaker
Series: AA1-B0
Canonical Name: Littelfuse Inc. AA1-B0-52-618-3D1-C Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-52-618-3D1-C Compliance

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

AA1-B0-52-618-3D1-C Features

  • 18A current rating for protection.
  • 277V voltage rating for AC circuits.
  • Magnetic (hydraulic delay) breaker type.
  • Panel mount for easy integration.
  • Lever actuator for operation.

AA1-B0-52-618-3D1-C Applications

  • Industrial control panels.
  • Commercial electrical systems.
  • Power distribution units.
  • Machinery safety circuits.

AA1-B0-52-618-3D1-C 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?

18A.

How many poles does this breaker have?

1 pole.

What type of trip mechanism does it use?

Magnetic (Hydraulic Delay).

What is the actuator type?

Lever.

What is the mounting type?

Panel Mount.

What approvals does it have?

CCC, CSA, UL.

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