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AA1-B0-34-645-5B2-C The Littelfuse Inc. AA1-B0-34-645-5B2-C is a single-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism and a 45A current rating.
Mfr Part #:

AA1-B0-34-645-5B2-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-34-645-5B2-C is a single-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism and a 45A current rating.
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AA1-B0-34-645-5B2-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-B0-34-645-5B2-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-34-645-5B2-C, is a single-pole device with a 45A current rating and a voltage rating of 277V. It utilizes a magnetic hydraulic delay mechanism for reliable operation.

 

The breaker is designed for panel mounting and features a lever actuator. It offers illumination 'None'. The RoHS status is listed as RoHS3 Compliant, and the Moisture Sensitivity Level (MSL) is 1 Unlimited. REACH status is unaffected.

 

Key electrical specifications include a 45A current rating and a 277V voltage rating. The breaker type is magnetic with a hydraulic delay, and it has one pole. The mounting type is panel mount, and the actuator type is a lever.

AA1-B0-34-645-5B2-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B0-34-645-5B2-C Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-34-645-5B2-C Compliance

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

AA1-B0-34-645-5B2-C Features

  • 45A current rating for high power applications.
  • 277V voltage rating for industrial use.
  • Magnetic hydraulic delay for controlled tripping.
  • Single-pole design for simple circuits.
  • Panel mount for easy integration.

AA1-B0-34-645-5B2-C Applications

  • Suitable for industrial control panels.
  • Used in power distribution systems.
  • Ideal for protecting sensitive equipment.
  • Applicable in machinery safety circuits.

AA1-B0-34-645-5B2-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the AA1-B0-34-645-5B2-C?

277V AC.

What is the current rating of this circuit breaker?

45A.

How many poles does this circuit breaker have?

1 pole.

What type of breaker is this?

Magnetic (Hydraulic Delay).

What is the mounting type for this circuit breaker?

Panel mount.

What actuator type does it have?

Lever.

Is this circuit breaker illuminated?

No illumination.

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The AA1-B0-34-645-5B1-C is a single-pole circuit breaker rated for 45A at 277V. It features a magnetic hydraulic delay trip mechanism and a lever actuator for panel mounting.
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