AA1-B0-34-640-5D5-C The Littelfuse Inc. AA1-B0-34-640-5D5-C is a magnetic hydraulic delay circuit breaker. It features a 40A current rating and 277V voltage rating.
Mfr Part #:

AA1-B0-34-640-5D5-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-34-640-5D5-C is a magnetic hydraulic delay circuit breaker. It features a 40A current rating and 277V voltage rating.
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AA1-B0-34-640-5D5-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-B0-34-640-5D5-C Description

Short technical summary and product information.

This Littelfuse Inc. AA1-B0-34-640-5D5-C is a single-pole circuit breaker designed for panel mounting with a snap-in mechanism. It operates with a magnetic hydraulic delay and has a current rating of 40A and a voltage rating of 277V.

 

Key electrical and mechanical specifications include a 1-pole configuration and a lever actuator. The breaker is approved by CCC, CSA, and UL agencies. It features no illumination.

 

The component is RoHS3 compliant, has a Moisture Sensitivity Level (MSL) of 1, and is REACH unaffected. Its mounting type is panel mount, snap-in.

AA1-B0-34-640-5D5-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B0-34-640-5D5-C Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-34-640-5D5-C Compliance

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

AA1-B0-34-640-5D5-C Features

  • 40A current rating and 277V voltage rating.
  • Magnetic hydraulic delay breaker type.
  • Panel mount, snap-in mounting.
  • Lever actuator type.
  • CCC, CSA, UL approval agencies.

AA1-B0-34-640-5D5-C Applications

  • Suitable for 40A circuit protection.
  • Designed for 277V electrical systems.
  • Ideal for panel mount applications.
  • Used in systems requiring UL certification.

AA1-B0-34-640-5D5-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-34-640-5D5-C?

40A.

What is the voltage rating?

277V.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

How many poles does it have?

1 pole.

What is the mounting type?

Panel Mount, Snap-In.

What approvals does it have?

CCC, CSA, UL.

What actuator type does it use?

Lever.

AA1-B0-34-640-5D5-C Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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AA1-B0-10-640-5D7-C
AA1-B0-10-640-5D7-C
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-10-640-5D7-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a 40A current rating and a 277V voltage rating.
View Part
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