AA1-B0-14-645-522-D The Littelfuse AA1-B0-14-645-522-D is a circuit breaker designed for circuit protection. It features a 45A current rating and a 277V AC voltage rating.
Mfr Part #:

AA1-B0-14-645-522-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse AA1-B0-14-645-522-D is a circuit breaker designed for circuit protection. It features a 45A current rating and a 277V AC voltage rating.
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AA1-B0-14-645-522-D Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Actuator Type
Approval Agency
Breaker Type
Current Rating (Amps)
Illumination
Mounting Type
Number of Poles
Voltage Rating

AA1-B0-14-645-522-D Description

Short technical summary and product information.

The Littelfuse AA1-B0-14-645-522-D is a circuit breaker from the A-Series, designed for reliable circuit protection in various applications. This component features a current rating of 45A and a voltage rating of 277V AC, with a DC voltage rating of 80V.

 

It is a single-pole breaker with a magnetic (hydraulic delay) trip type, ensuring precise protection against overcurrents. The actuator type is a lever, and it is designed for panel mounting, making installation straightforward in control panels and equipment.

 

The breaker is approved by CCC, CSA, UL, and VDE agencies, indicating compliance with international safety standards. It offers illumination 'None' and is supplied in bulk packaging.

AA1-B0-14-645-522-D Quick Information

Product Type: Circuit Breaker
Series: A-Series
Canonical Name: AA1-B0-14-645-522-D Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-14-645-522-D Compliance

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

AA1-B0-14-645-522-D Features

  • 45A current rating for robust protection.
  • 277V AC voltage rating for AC circuits.
  • 80V DC voltage rating for DC circuits.
  • Panel mount design for easy installation.
  • Lever actuator for convenient operation.

AA1-B0-14-645-522-D Applications

  • Suitable for general circuit protection.
  • Used in control panel applications.
  • Ideal for equipment power distribution.
  • Applicable in systems requiring AC/DC loads.

AA1-B0-14-645-522-D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the AA1-B0-14-645-522-D?

The AA1-B0-14-645-522-D is rated for 277V AC and 80V DC.

What is the current rating of this circuit breaker?

The current rating is 45A.

What type of breaker is the AA1-B0-14-645-522-D?

It is a magnetic hydraulic delay circuit breaker.

How many poles does this circuit breaker have?

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

What approvals does the AA1-B0-14-645-522-D carry?

It carries approvals from CCC, CSA, UL, and VDE.

What is the mounting type for this breaker?

It is designed for panel mount installation.

What type of actuator does this circuit breaker use?

It uses a lever actuator.

AA1-B0-14-645-522-D Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
BA1-B0-14-645-521-D
BA1-B0-14-645-521-D
Littelfuse Inc.
The Littelfuse Inc. BA1-B0-14-645-521-D is a 1-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism and a 45A current rating.
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