AA1-B0-34-640-921-C The Littelfuse Inc. AA1-B0-34-640-921-C is a 1-pole circuit breaker with a 40A current rating and 277V voltage rating. It features a magnetic hydraulic delay mechanism.
Mfr Part #:

AA1-B0-34-640-921-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-34-640-921-C is a 1-pole circuit breaker with a 40A current rating and 277V voltage rating. It features a magnetic hydraulic delay mechanism.
Stock on Request

AA1-B0-34-640-921-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-B0-34-640-921-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-34-640-921-C, is designed for reliable circuit protection. It operates with a 40A current rating and a voltage rating of 277V.

 

The breaker type is magnetic with a hydraulic delay, suitable for applications requiring specific trip characteristics. It features a simple lever actuator and a panel mount design for easy integration into control panels and enclosures.

 

With one pole, this circuit breaker offers essential overcurrent protection. It is approved by CCC, CSA, and UL agencies, indicating compliance with relevant safety standards. The illumination is none, and it is designed for panel mounting.

 

Environmental compliance includes RoHS3 compliance, MSL 1 Unlimited, and REACH unaffected status, though these are based on existing database information and require verification.

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

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

AA1-B0-34-640-921-C Compliance

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

AA1-B0-34-640-921-C Features

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

AA1-B0-34-640-921-C Applications

  • Industrial control panels.
  • Power distribution systems.
  • Equipment protection circuits.
  • Automation systems.

AA1-B0-34-640-921-C FAQs

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

The current rating is 40A.

What is the voltage rating of this circuit breaker?

The voltage rating is 277V.

What type of breaker is the AA1-B0-34-640-921-C?

It is a magnetic (hydraulic delay) circuit breaker.

How many poles does this breaker have?

It is a single-pole (1-pole) breaker.

What is the actuator type?

The actuator type is a lever.

What mounting type does this breaker use?

It uses panel mount.

What agency approvals does this breaker have?

It is approved by CCC, CSA, and UL.

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

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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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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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AA1-B0-34-640-5N1-C
AA1-B0-34-640-5N1-C
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The Littelfuse Inc. AA1-B0-34-640-5N1-C is a 1-pole circuit breaker with a 40A current rating and 277V voltage rating. It features a magnetic hydraulic delay and panel mount design.
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AA1-B0-56-640-5B1-C
AA1-B0-56-640-5B1-C
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The Littelfuse Inc. AA1-B0-56-640-5B1-C is a 1-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism.
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