Mfr Part #:

AA1-B2-14-620-522-E

The Littelfuse Inc. AA1-B2-14-620-522-E is a single-pole, magnetic hydraulic delay circuit breaker rated for 20A and 277V. It features a lever actuator and panel mount design.

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AA1-B2-14-620-522-E Description

Short technical summary and product information.

This Littelfuse Inc. AA1-B2-14-620-522-E is a single-pole circuit breaker designed for panel mounting. It utilizes a magnetic hydraulic delay mechanism for reliable operation.

The breaker has a current rating of 20A and a voltage rating of 277V, making it suitable for various electrical protection applications. The actuator type is a lever, and it does not feature illumination.

Key approvals include CCC, CSA, TUV, and UL, indicating compliance with significant industry standards. The RoHS status is RoHS3 Compliant, and the Moisture Sensitivity Level is 1 Unlimited.

AA1-B2-14-620-522-E Quick Information

Product Type: Circuit Breaker

Canonical Name: Littelfuse Inc. AA1-B2-14-620-522-E Magnetic Hydraulic Delay Circuit Breaker

Subcategory: Circuit Breaker

AA1-B2-14-620-522-E Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

AA1-B2-14-620-522-E Features

20A current rating for protection.
277V voltage rating for applications.
Magnetic hydraulic delay mechanism.
Panel mount design for installation.
Approved by CCC, CSA, TUV, UL.

AA1-B2-14-620-522-E Applications

Suitable for general electrical protection.
Used in systems requiring 277V.
Ideal for 20A load circuits.
Panel-mounted installations.

AA1-B2-14-620-522-E 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?

20A.

How many poles does it have?

1 pole.

What type of breaker is it?

Magnetic (Hydraulic Delay).

What actuator type does it use?

Lever.

What approvals does it have?

CCC, CSA, TUV, UL.

What is the mounting type?

Panel Mount.

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