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AA1-B0-34-450-9D2-C Magnetic hydraulic delay circuit breaker rated for 5A and 277V. Single pole with lever actuator for panel mounting.
Mfr Part #:

AA1-B0-34-450-9D2-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Magnetic hydraulic delay circuit breaker rated for 5A and 277V. Single pole with lever actuator for panel mounting.
Stock on Request

AA1-B0-34-450-9D2-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
Voltage Rating
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AA1-B0-34-450-9D2-C Description

Short technical summary and product information.

The AA1-B0-34-450-9D2-C is a single-pole magnetic hydraulic delay circuit breaker from Littelfuse. It is rated for 5A continuous current and 277V AC/DC. The hydraulic delay mechanism provides time-delay overcurrent protection, making it suitable for applications with temporary inrush currents.

 

The breaker features a lever actuator for manual on/off control and is designed for panel mount installation. It has no illumination. The unit carries approvals from CCC, CSA, and UL, ensuring compliance with major safety standards.

 

This circuit breaker is ideal for use in industrial control panels, lighting systems, and power distribution units where reliable overcurrent protection is required. The panel-mount package simplifies integration into existing enclosures.

AA1-B0-34-450-9D2-C Quick Information

Product Type: Circuit Breaker
Canonical Name: AA1-B0-34-450-9D2-C Circuit Breaker
Subcategory: Magnetic Hydraulic Delay Circuit Breaker

AA1-B0-34-450-9D2-C Compliance

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

AA1-B0-34-450-9D2-C Features

  • 5A current rating for moderate load protection.
  • 277V voltage rating suitable for many applications.
  • Magnetic hydraulic delay trip mechanism.
  • Single pole configuration.
  • Panel mount with lever actuator.

AA1-B0-34-450-9D2-C Applications

  • Overcurrent protection in industrial control panels.
  • Suitable for lighting and power distribution.
  • Used in motor branch circuits with inrush currents.
  • Panel-mounted disconnect for single-phase loads.

AA1-B0-34-450-9D2-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-34-450-9D2-C?

5A

What is the voltage rating?

277V

What type of breaker is it?

Magnetic (Hydraulic Delay)

How many poles does it have?

1

What type of actuator does it use?

Lever

What mounting style is supported?

Panel Mount

What agency approvals does it hold?

CCC, CSA, UL

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