AA1-B0-34-475-5B1-C Littelfuse AA1-B0-34-475-5B1-C is a 1-pole magnetic hydraulic delay circuit breaker rated at 7.5A and 277V. It features a lever actuator and is designed for panel mount installation.
Mfr Part #:

AA1-B0-34-475-5B1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Littelfuse AA1-B0-34-475-5B1-C is a 1-pole magnetic hydraulic delay circuit breaker rated at 7.5A and 277V. It features a lever actuator and is designed for panel mount installation.
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AA1-B0-34-475-5B1-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

AA1-B0-34-475-5B1-C Description

Short technical summary and product information.

The Littelfuse AA1-B0-34-475-5B1-C is a single-pole magnetic circuit breaker with a hydraulic delay mechanism, providing reliable overcurrent protection. It is rated for 7.5A continuous current at 277V AC, making it suitable for branch circuit protection in various electrical systems.

 

The breaker uses a magnetic (hydraulic delay) trip mechanism, which offers precise and repeatable overcurrent protection. The lever actuator allows for manual on/off control and visual indication of the breaker state. This component is designed for panel mount installation, enabling secure integration into control panels and equipment enclosures.

 

With a non-illuminated design, this circuit breaker focuses on core protection functionality without additional indicators. It is RoHS3 compliant and has a moisture sensitivity level (MSL) of 1, indicating unlimited shelf life for soldering processes.

AA1-B0-34-475-5B1-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse AA1-B0-34-475-5B1-C 7.5A 277V 1-Pole Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Magnetic Circuit Breaker

AA1-B0-34-475-5B1-C Compliance

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

AA1-B0-34-475-5B1-C Features

  • Single-pole magnetic hydraulic delay circuit breaker.
  • Rated for 7.5A continuous current at 277V.
  • Lever actuator for manual on/off control.
  • Panel mount design for secure installation.
  • RoHS3 compliant with MSL 1 rating.

AA1-B0-34-475-5B1-C Applications

  • Overcurrent protection for branch circuits.
  • Use in industrial control panels and equipment.
  • Suitable for power distribution applications.
  • Ideal for lighting and HVAC system protection.

AA1-B0-34-475-5B1-C FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-34-475-5B1-C circuit breaker?

The current rating is 7.5A.

What is the voltage rating of this Littelfuse circuit breaker?

The voltage rating is 277V.

What type of breaker is the AA1-B0-34-475-5B1-C?

It is a magnetic (hydraulic delay) circuit breaker.

How many poles does this circuit breaker have?

It has 1 pole.

What is the actuator type on this breaker?

The actuator type is a lever.

What is the mounting type for the AA1-B0-34-475-5B1-C?

The mounting type is panel mount.

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