AA1-B0-11-640-5D2-C The Littelfuse Inc. AA1-B0-11-640-5D2-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a 40A current rating and a 277V voltage rating.
Mfr Part #:

AA1-B0-11-640-5D2-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-11-640-5D2-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a 40A current rating and a 277V voltage rating.
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AA1-B0-11-640-5D2-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-B0-11-640-5D2-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-11-640-5D2-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 equipment.

 

With a single pole configuration, this circuit breaker is ideal for various industrial and commercial applications where robust protection is essential. It is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 1.

AA1-B0-11-640-5D2-C Quick Information

Product Type: Circuit Breaker
Series: AA1
Canonical Name: Littelfuse Inc. AA1-B0-11-640-5D2-C Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-11-640-5D2-C Compliance

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

AA1-B0-11-640-5D2-C Features

  • 40A current rating for protection.
  • 277V voltage rating.
  • Magnetic hydraulic delay breaker type.
  • Panel mount design.
  • Single pole configuration.

AA1-B0-11-640-5D2-C Applications

  • Used for branch circuit overcurrent protection.
  • Suitable for commercial power distribution panels.
  • Ideal for industrial control equipment protection.
  • Applied in single-phase AC load circuits.

AA1-B0-11-640-5D2-C FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-11-640-5D2-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-B0-11-640-5D2-C?

It is a magnetic (hydraulic delay) circuit breaker.

How many poles does this breaker have?

It has 1 pole.

What is the actuator type on this breaker?

The actuator type is a lever.

What is the mounting type for this circuit breaker?

It is designed for panel mount.

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