AA1-B0-34-625-7D1-C Littelfuse AA1-B0-34-625-7D1-C is a 25A, 277V, 1-pole magnetic hydraulic delay circuit breaker with a lever actuator for panel mount applications.
Mfr Part #:

AA1-B0-34-625-7D1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Littelfuse AA1-B0-34-625-7D1-C is a 25A, 277V, 1-pole magnetic hydraulic delay circuit breaker with a lever actuator for panel mount applications.
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AA1-B0-34-625-7D1-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-B0-34-625-7D1-C Description

Short technical summary and product information.

The Littelfuse AA1-B0-34-625-7D1-C is a single-pole magnetic hydraulic delay circuit breaker rated for 25A at 277V. It features a lever actuator and is designed for panel mount installation. The magnetic hydraulic delay mechanism provides reliable overcurrent protection with time-delay characteristics suitable for handling inrush currents without nuisance tripping.

 

This circuit breaker is approved by CCC, CSA, and UL, ensuring compliance with international safety standards. The 1-pole configuration makes it suitable for single-phase applications where branch circuit protection is required. The panel mount design allows for secure installation in control panels and distribution equipment.

 

With a current rating of 25A and a voltage rating of 277V, this breaker is appropriate for lighting circuits, motor protection, and general industrial control applications. The lever actuator provides clear visual indication of the breaker state and allows for manual reset after a trip event.

AA1-B0-34-625-7D1-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse AA1-B0-34-625-7D1-C 25A 1-Pole Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Circuit Breakers

AA1-B0-34-625-7D1-C Compliance

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

AA1-B0-34-625-7D1-C Features

  • Rated for 25A continuous current at 277V.
  • Single-pole magnetic hydraulic delay mechanism.
  • Lever actuator for manual reset and indication.
  • Panel mount design for secure installation.
  • Approved by CCC, CSA, and UL agencies.

AA1-B0-34-625-7D1-C Applications

  • Branch circuit protection in single-phase systems.
  • Lighting circuit overcurrent protection.
  • Motor protection in industrial control panels.
  • General purpose panelboard and distribution equipment.

AA1-B0-34-625-7D1-C FAQs

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

The current rating is 25A.

What is the voltage rating of this circuit breaker?

The voltage rating is 277V.

What type of breaker is this?

This is a magnetic hydraulic delay circuit breaker.

How many poles does this circuit breaker have?

This circuit breaker has 1 pole.

What type of actuator does this breaker use?

It uses a lever actuator.

What mounting type does this circuit breaker support?

It supports panel mount installation.

What agency approvals does this circuit breaker have?

It is approved by CCC, CSA, and UL.

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AA1-B0-34-625-9B1-C
AA1-B0-34-625-9B1-C
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The Littelfuse Inc. AA1-B0-34-625-9B1-C is a 1-pole, magnetic (hydraulic delay) circuit breaker rated for 25A and 277V. It features a panel mount design with a lever actuator.
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BA1-B0-34-625-121-C
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The Littelfuse Inc. BA1-B0-34-625-121-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a 25A current rating and a 277V voltage rating.
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