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SQUARE D Molded Case Circuit Breaker: 90 A Amps, 25kA at 240V AC, Fixed, Lug, AB - Square D Molded Case Circuit Breakers for I-Line Panelboards
SQUARE DSquare D Molded Case Circuit Breakers for I-Line Panelboards

SQUARE D Molded Case Circuit Breaker: 90 A Amps, 25kA at 240V AC, Fixed, Lug, AB

The Square D QDA220901 is a 90 A molded case circuit breaker for I-Line panelboards, with 2 poles, 240V AC, and a 25kA AIR rating at 240V AC. It features fixed instantaneous trip, lug terminal connection, and AB…

SKU 3G-OTH-722017

Brand
SQUARE D
Item
Molded Case Circuit Breaker: 90 A Amps, 25kA at 240V AC, Fixed, Lug, AB
Category
Square D Molded Case Circuit Breakers for I-Line Panelboards
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Technical Specifications

SQUARE D
Manufacturer Part Number
QDA220901
Series
QD
Type
25kA at 240V AC, Fixed, Lug, AB, QD
AC
240V
Poles
2
Max. AIR Rating
25kA at 240V AC
Phase Connection
AB
Instantaneous Trip
Fixed
Terminal Connection
Lug
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SQUARE D Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Square D QDA220901 is a 90 A molded case circuit breaker for I-Line panelboards, with 2 poles, 240V AC, and a 25kA AIR rating at 240V AC. It features fixed instantaneous trip, lug terminal connection, and AB phase connection, part of the QD series.

Frequently Asked Questions

What is the Square D QDA220901 molded case circuit breaker used for?

The Square D QDA220901 is a 90 A, 2-pole molded case circuit breaker designed for I-Line panelboards. It provides overcurrent protection in commercial and industrial electrical distribution systems, with a 25kA interrupting rating at 240V AC and fixed instantaneous trip.

What are the specifications of the Square D QDA220901?

The Square D QDA220901 is a 90 A, 2-pole molded case circuit breaker rated 240V AC with a 25kA AIR rating at 240V AC. It features fixed instantaneous trip, lug terminal connection, AB phase connection, and is part of the QD series. 3G Electric supplies this genuine Square D part.

Where to buy the Square D QDA220901 worldwide?

3G Electric supplies the Square D QDA220901 molded case circuit breaker to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this genuine Square D part.

How to install the Square D QDA220901 circuit breaker?

Install the Square D QDA220901 into an I-Line panelboard by aligning the breaker's line-side lugs with the bus bars and securing it per the panelboard manufacturer's instructions. Ensure the breaker is in the OFF position, torque terminal connections to Square D specifications, and verify the 240V AC supply is de-energized before installation.

Used in

Common applications for SQUARE D
Commercial building electrical panels — Square D QO series plug-in circuit breakers for branch circuit protection
Industrial motor control centers — Square D QOB series bolt-on breakers in NQOD panelboards
Heating equipment installations — Square D QOU series unit-mount breakers for overcurrent protection
Outdoor electrical distribution — Square D L-Frame enclosures housing LAL/LHL breakers for 400 A service
Indoor facility power distribution — Square D Q-Frame enclosures with QBL/QDL breakers for 225 A circuits
Retrofit and replacement in existing Square D load centers — QO series breakers for 120/240V AC systems

SQUARE D Products

3G Electric supplies SQUARE D square d molded case circuit breakers for i-line panelboards. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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