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AA1-B0-34-640-921-P The Littelfuse Inc. AA1-B0-34-640-921-P is a single-pole, magnetic hydraulic delay circuit breaker rated for 40A and 250V. It features a lever actuator and panel mount design.
Mfr Part #:

AA1-B0-34-640-921-P

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-34-640-921-P is a single-pole, magnetic hydraulic delay circuit breaker rated for 40A and 250V. It features a lever actuator and panel mount design.
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AA1-B0-34-640-921-P 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-B0-34-640-921-P Description

Short technical summary and product information.

This Littelfuse Inc. AA1-B0-34-640-921-P circuit breaker is designed for reliable overcurrent protection. It operates with a magnetic hydraulic delay mechanism, suitable for applications requiring specific trip characteristics.

 

The breaker has a current rating of 40A and a voltage rating of 250V. 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.

 

Key approvals include CCC, CSA, TUV, and UL, indicating compliance with various international safety standards. The RoHS3 compliant status suggests adherence to environmental regulations regarding hazardous substances.

AA1-B0-34-640-921-P Quick Information

Product Type: Circuit Breaker
Series: AA1
Canonical Name: Littelfuse Inc. AA1-B0-34-640-921-P Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Magnetic Hydraulic Delay

AA1-B0-34-640-921-P Compliance

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

AA1-B0-34-640-921-P Features

  • 40A current rating for robust protection.
  • 250V voltage rating suitable for AC/DC.
  • Magnetic hydraulic delay for specific trip curves.
  • Panel mount design for easy integration.
  • Lever actuator for simple operation.

AA1-B0-34-640-921-P Applications

  • Power distribution systems.
  • Control panel protection.
  • Industrial equipment safety.
  • Machine tool applications.

AA1-B0-34-640-921-P FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-34-640-921-P circuit breaker?

The current rating is 40A.

What is the voltage rating for this circuit breaker?

The voltage rating is 250V.

What type of breaker mechanism does the AA1-B0-34-640-921-P use?

It uses a Magnetic (Hydraulic Delay) breaker type.

How is the AA1-B0-34-640-921-P circuit breaker mounted?

It is designed for Panel Mount.

What agencies have approved this circuit breaker?

It is approved by CCC, CSA, TUV, and UL.

Is the AA1-B0-34-640-921-P RoHS compliant?

The status is RoHS3 Compliant.

AA1-B0-34-640-921-P Alternate Parts

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AA1-B0-34-640-522-E
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The Littelfuse Inc. AA1-B0-34-640-522-E is a magnetic hydraulic delay circuit breaker rated for 40A and 250V. It features a panel mount design with a lever actuator.
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BA1-B0-24-640-521-E
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The Littelfuse Inc. BA1-B0-24-640-521-E is a panel mount circuit breaker. It features a 40A current rating and a 250V voltage rating.
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BA1-B0-34-640-521-E
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The Littelfuse Inc. BA1-B0-34-640-521-E is a 1-pole circuit breaker rated for 40A and 250V. It features a magnetic (hydraulic delay) trip mechanism and a lever actuator.
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