AK1-B2-11-625-3C2-D Littelfuse AK1-B2-11-625-3C2-D is a 1-pole 25A 277V magnetic (hydraulic delay) circuit breaker with a rocker actuator for panel mount applications.
Mfr Part #:

AK1-B2-11-625-3C2-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Littelfuse AK1-B2-11-625-3C2-D is a 1-pole 25A 277V magnetic (hydraulic delay) circuit breaker with a rocker actuator for panel mount applications.
Stock on Request

AK1-B2-11-625-3C2-D 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

AK1-B2-11-625-3C2-D Description

Short technical summary and product information.

The Littelfuse AK1-B2-11-625-3C2-D is a single-pole magnetic circuit breaker featuring a hydraulic delay mechanism. It is rated for 25A continuous current at 277V AC, making it suitable for branch circuit protection in commercial and industrial power distribution systems.

 

The breaker uses a magnetic (hydraulic delay) trip mechanism, which provides precise overcurrent protection with a time delay that is inversely proportional to the magnitude of the overcurrent. This design helps avoid nuisance tripping from temporary inrush currents while still providing reliable short-circuit protection.

 

The device is panel mounted and actuated by a rocker switch. It has no illumination. The part is RoHS3 compliant and has an MSL of 1 (unlimited).

AK1-B2-11-625-3C2-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse AK1 Series 1-Pole 25A 277V Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Magnetic Circuit Breaker

AK1-B2-11-625-3C2-D Compliance

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

AK1-B2-11-625-3C2-D Features

  • Single-pole magnetic hydraulic delay circuit breaker.
  • Rated for 25A continuous current at 277V.
  • Panel mount with rocker actuator.
  • No illumination on the actuator.
  • RoHS3 compliant with MSL 1 unlimited.

AK1-B2-11-625-3C2-D Applications

  • Branch circuit protection in power distribution.
  • Overcurrent protection for motors and transformers.
  • Commercial and industrial electrical panels.
  • Equipment requiring time-inverse trip characteristics.

AK1-B2-11-625-3C2-D FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the AK1-B2-11-625-3C2-D?

The current rating is 25A.

What is the voltage rating of this circuit breaker?

The voltage rating is 277V.

What type of breaker is the AK1-B2-11-625-3C2-D?

It is a magnetic (hydraulic delay) circuit breaker.

How many poles does this breaker have?

It is a 1-pole breaker.

What is the actuator type?

The actuator type is rocker.

What is the mounting type for this part?

The mounting type is panel mount.

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