AA1-B2-14-430-1D5-C Littelfuse AA1-B2-14-430-1D5-C is a 3A 277V single-pole magnetic (hydraulic delay) circuit breaker with a lever actuator. It is panel mount with snap-in mounting and carries UL, CSA, and CCC approvals.
Mfr Part #:

AA1-B2-14-430-1D5-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Littelfuse AA1-B2-14-430-1D5-C is a 3A 277V single-pole magnetic (hydraulic delay) circuit breaker with a lever actuator. It is panel mount with snap-in mounting and carries UL, CSA, and CCC approvals.
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AA1-B2-14-430-1D5-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-B2-14-430-1D5-C Description

Short technical summary and product information.

The Littelfuse AA1-B2-14-430-1D5-C is a single-pole magnetic circuit breaker with hydraulic delay action. It is rated for 3A continuous current at 277V, providing reliable overcurrent protection in electrical systems. The magnetic (hydraulic delay) mechanism ensures precise trip characteristics and tolerance to ambient temperature variations.

 

The circuit breaker features a lever actuator for manual on/off control and uses panel mount with snap-in installation for quick, secure mounting in control panels and enclosures. It is not illuminated. The breaker carries approvals from UL, CSA, and CCC, indicating compliance with North American and Chinese safety standards.

 

This component is suitable for circuit protection in commercial, industrial, and residential applications where a 1-pole, 3A, 277V rated breaker is required. The snap-in panel mount design simplifies installation without additional hardware.

AA1-B2-14-430-1D5-C Quick Information

Product Type: Circuit Breaker
Series: AA1-B2
Canonical Name: Littelfuse AA1-B2-14-430-1D5-C 3A 277V 1-Pole Magnetic (Hydraulic Delay) Circuit Breaker, Panel Mount
Subcategory: Hydraulic-Magnetic Circuit Breakers

AA1-B2-14-430-1D5-C Compliance

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

AA1-B2-14-430-1D5-C Features

  • Rated for 3A continuous current at 277V.
  • Single-pole magnetic hydraulic delay mechanism.
  • Panel mount with snap-in installation.
  • Lever actuator for manual operation.
  • Approved by UL, CSA, and CCC.

AA1-B2-14-430-1D5-C Applications

  • Overload and short circuit protection.
  • Panel mounting for control systems.
  • Lever actuator for manual reset.
  • Single-pole protection for electrical circuits.

AA1-B2-14-430-1D5-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of this circuit breaker?

277V.

What is the current rating?

3A.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

How many poles does it have?

1 pole.

What is the actuator type?

Lever.

What mounting type is supported?

Panel mount with snap-in.

What approvals does this circuit breaker carry?

UL, CSA, and CCC.

AA1-B2-14-430-1D5-C Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
AA1-B0-14-430-195-C
AA1-B0-14-430-195-C
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-14-430-195-C is a single-pole circuit breaker designed for panel mounting. It features a lever actuator and a magnetic hydraulic delay mechanism.
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