AA1-B0-34-640-5B1-C The Littelfuse Inc. AA1-B0-34-640-5B1-C is a 1-pole, 40A magnetic circuit breaker designed for panel mounting. It features a 277V voltage rating and lever actuator.
Mfr Part #:

AA1-B0-34-640-5B1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-34-640-5B1-C is a 1-pole, 40A magnetic circuit breaker designed for panel mounting. It features a 277V voltage rating and lever actuator.
Stock on Request

AA1-B0-34-640-5B1-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
SVHC Present
Voltage Rating

AA1-B0-34-640-5B1-C Description

Short technical summary and product information.

This Littelfuse Inc. AA1-B0-34-640-5B1-C is a single-pole magnetic circuit breaker with a hydraulic delay mechanism. It is rated for 40 Amps and operates at a voltage of 277V.

 

The breaker is designed for panel mounting, offering a secure and accessible installation point. It features a lever actuator for manual operation and is approved by CCC, CSA, and UL agencies.

 

Key electrical specifications include a 40A current rating and a 277V voltage rating. The magnetic breaker type ensures reliable protection through its hydraulic delay system. The actuator is a simple and intuitive lever.

 

This component is suitable for various applications requiring robust circuit protection. Its panel mount design facilitates integration into control panels and electrical enclosures.

AA1-B0-34-640-5B1-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B0-34-640-5B1-C Magnetic Circuit Breaker
Subcategory: Magnetic Circuit Breaker

AA1-B0-34-640-5B1-C Compliance

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

AA1-B0-34-640-5B1-C Features

  • 40 Amp current rating for high-power circuits.
  • 277V voltage rating for industrial applications.
  • Magnetic breaker type with hydraulic delay.
  • Single pole design for basic circuit protection.
  • Panel mount for easy installation.

AA1-B0-34-640-5B1-C Applications

  • Ideal for industrial control panels.
  • Suitable for power distribution systems.
  • Used in electrical enclosure assemblies.
  • Provides reliable circuit protection.
  • Lever actuator for manual switching.

AA1-B0-34-640-5B1-C FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-34-640-5B1-C circuit breaker?

The current rating is 40A.

What is the voltage rating for this circuit breaker?

The voltage rating is 277V.

What type of circuit breaker is the AA1-B0-34-640-5B1-C?

It is a Magnetic (Hydraulic Delay) circuit breaker.

How many poles does this circuit breaker have?

It has 1 pole.

What type of actuator does the AA1-B0-34-640-5B1-C use?

It uses a Lever actuator.

What are the approval agencies for this circuit breaker?

It is approved by CCC, CSA, and UL.

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This Littelfuse Inc. circuit breaker, part number BA1-B0-14-640-522-C, is a panel mount magnetic hydraulic delay type. It features a 40A current rating and a 277V voltage rating.
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BA1-B0-14-640-512-C
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The Littelfuse Inc. BA1-B0-14-640-512-C is a single-pole, panel-mount circuit breaker. It features a magnetic hydraulic delay mechanism and a 40A current rating.
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