AA1-B0-34-640-521-C The Littelfuse Inc. AA1-B0-34-640-521-C is a magnetic (hydraulic delay) circuit breaker. It features a 40A current rating and 277V voltage rating.
Mfr Part #:

AA1-B0-34-640-521-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-34-640-521-C is a magnetic (hydraulic delay) circuit breaker. It features a 40A current rating and 277V voltage rating.
Stock on Request

AA1-B0-34-640-521-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-B0-34-640-521-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-34-640-521-C, is designed for circuit protection applications. It operates with a current rating of 40A and a voltage rating of 277V.

 

The breaker type is magnetic with a hydraulic delay, and it features a lever actuator. It is designed for panel mounting and has a single pole configuration. The illumination is none.

 

Key electrical specifications include a 40A current rating and a 277V voltage rating. The mounting type is panel mount, making it suitable for integration into various electrical enclosures and panels. The breaker is approved by CCC, CSA, and UL agencies, indicating compliance with relevant safety standards.

 

This component is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 1 Unlimited. It is also REACH unaffected. The DK Part Number for this component is 432-AA1-B0-34-640-521-C-ND.

AA1-B0-34-640-521-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B0-34-640-521-C Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-34-640-521-C Compliance

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

AA1-B0-34-640-521-C Features

  • 40A current rating for protection.
  • 277V voltage rating.
  • Magnetic breaker with hydraulic delay.
  • Panel mount design.
  • CCC, CSA, UL approved.

AA1-B0-34-640-521-C Applications

  • Suitable for panel installations.
  • General circuit protection.
  • Industrial control panels.
  • Power distribution systems.

AA1-B0-34-640-521-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage of this circuit breaker?

277V.

What is the mounting type of this circuit breaker?

Panel Mount.

What is the current rating of this circuit breaker?

40A.

How many poles does this circuit breaker have?

1.

What type of actuator does this circuit breaker use?

Lever.

What approvals does this circuit breaker have?

CCC, CSA, UL.

What is the breaker type?

Magnetic (Hydraulic Delay).

AA1-B0-34-640-521-C Alternate Parts

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AA1-B0-14-640-5D1-C
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The Littelfuse Inc. AA1-B0-14-640-5D1-C is a panel mount circuit breaker. It features a 40A current rating and a 277V voltage rating.
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AA1-B0-21-640-5B2-C
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The Littelfuse Inc. AA1-B0-21-640-5B2-C is a 1-pole, panel mount circuit breaker. It features a 40A current rating and a 277V voltage rating.
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AA1-B0-24-640-5B2-C
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The Littelfuse Inc. AA1-B0-24-640-5B2-C is a single-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism.
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BA1-B0-14-640-522-C
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Littelfuse Inc.
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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