AA1-B0-14-640-5B1-I The Littelfuse Inc. AA1-B0-14-640-5B1-I is a 1-pole circuit breaker designed for panel mounting. It features a 40A current rating and a 277V voltage rating.
Mfr Part #:

AA1-B0-14-640-5B1-I

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-14-640-5B1-I is a 1-pole circuit breaker designed for panel mounting. It features a 40A current rating and a 277V voltage rating.
Stock on Request

AA1-B0-14-640-5B1-I 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-B0-14-640-5B1-I Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-14-640-5B1-I, is a single-pole device designed for panel mounting. It offers a robust 40A current rating and a voltage rating of 277V.

 

The breaker type is magnetic with a hydraulic delay, providing reliable protection. The actuator type is a lever, and it features no illumination. It is approved by CCC, CSA, UL1077, and UL1500.

 

This component is RoHS3 compliant, has an MSL of 1, and is REACH unaffected. Its primary function is circuit protection in various electrical systems.

AA1-B0-14-640-5B1-I Quick Information

Product Type: Circuit Breaker
Series: AA1
Canonical Name: Littelfuse Inc. AA1-B0-14-640-5B1-I Circuit Breaker

AA1-B0-14-640-5B1-I Compliance

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

AA1-B0-14-640-5B1-I Features

  • 40A current rating for robust protection.
  • 277V voltage rating for system compatibility.
  • Panel mount design for easy installation.
  • Magnetic breaker with hydraulic delay.
  • Approved by CCC, CSA, UL1077, UL1500.

AA1-B0-14-640-5B1-I Applications

  • Ideal for general circuit protection.
  • Suitable for industrial control panels.
  • Used in power distribution systems.
  • Applicable in equipment requiring specific approvals.

AA1-B0-14-640-5B1-I FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-14-640-5B1-I?

The current rating is 40A.

What is the voltage rating of this circuit breaker?

The voltage rating is 277V.

How many poles does this circuit breaker have?

It has 1 pole.

What type of breaker is the AA1-B0-14-640-5B1-I?

It is a magnetic (hydraulic delay) circuit breaker.

What actuator type does this circuit breaker use?

It uses a lever actuator.

What is the mounting type for this circuit breaker?

It is panel mount.

Which approval agencies have certified this circuit breaker?

It is approved by CCC, CSA, UL1077, and UL1500.

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