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SQUARE D Molded Case Circuit Breaker: 20 A Amps, 25kA at 277/408V AC, Fixed, ABC - B-Frame Square D Molded Case Circuit Breakers
SQUARE DB-Frame Square D Molded Case Circuit Breakers

SQUARE D Molded Case Circuit Breaker: 20 A Amps, 25kA at 277/408V AC, Fixed, ABC

The Square D BDA34020Y is a 3-pole, 20 A B-Frame Molded Case Circuit Breaker rated 25kA at 277/408V AC and 525V AC. It features a fixed instantaneous trip, I-Line ON End terminal connection, and ABC phase connection…

SKU 3G-OTH-722283

Brand
SQUARE D
Item
Molded Case Circuit Breaker: 20 A Amps, 25kA at 277/408V AC, Fixed, ABC
Category
B-Frame Square D Molded Case Circuit Breakers
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Technical Specifications

SQUARE D
Manufacturer Part Number
BDA34020Y
Series
BDA
Type
25kA at 277/408V AC, Fixed, ABC, BDA
AC
525V
Poles
3
Max. AIR Rating
25kA at 277/408V AC
Phase Connection
ABC
Instantaneous Trip
Fixed
Terminal Connection
I-Line ON End
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SQUARE D Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Square D BDA34020Y is a 3-pole, 20 A B-Frame Molded Case Circuit Breaker rated 25kA at 277/408V AC and 525V AC. It features a fixed instantaneous trip, I-Line ON End terminal connection, and ABC phase connection in the BDA series.

Frequently Asked Questions

What is the Square D BDA34020Y molded case circuit breaker used for?

The Square D BDA34020Y is a 3-pole, 20 A B-Frame molded case circuit breaker used for overcurrent protection in industrial power distribution panels, motor control centers, and switchboards. It is rated 25kA at 277/408V AC and 525V AC, with a fixed instantaneous trip and I-Line ON End connection.

What are the specifications of the Square D BDA34020Y?

The Square D BDA34020Y is a 3-pole, 20 A B-Frame molded case circuit breaker with a maximum AIR rating of 25kA at 277/408V AC and a voltage rating of 525V AC. It features a fixed instantaneous trip, ABC phase connection, and I-Line ON End terminal connection in the BDA series.

Where to buy the Square D BDA34020Y worldwide?

3G Electric supplies the Square D BDA34020Y molded case circuit breaker to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this BDA series breaker.

How to select the Square D BDA34020Y for an application?

To select the Square D BDA34020Y, verify your system voltage (up to 525V AC), available fault current (up to 25kA at 277/408V AC), and load current (20 A). Ensure the I-Line ON End connection matches your panel bus and the ABC phase connection aligns with your phase rotation. Consult a licensed engineer for coordination studies.

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 b-frame square d molded case circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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