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SQUARE D Miniature Circuit Breaker: 90 A, 277/480V AC, Single Phase, 18kA at 277/480V AC - EDB & EGB Series, Bolt-On Square D Miniature Circuit Breakers
SQUARE DEDB & EGB Series, Bolt-On Square D Miniature Circuit Breakers

SQUARE D Miniature Circuit Breaker: 90 A, 277/480V AC, Single Phase, 18kA at 277/480V AC

The SQUARE D EDB24090 is a 90 A, single-phase, 2-pole miniature circuit breaker from the EDB & EGB Series, designed for bolt-on installation. It is rated for 277/480V AC with a maximum AIR rating of 18kA at that…

SKU 3G-OTH-22413

Also listed as: EDB 24090 · EDB-24090

Brand
SQUARE D
Item
Miniature Circuit Breaker: 90 A, 277/480V AC, Single Phase, 18kA at 277/480V AC
Category
EDB & EGB Series, Bolt-On Square D Miniature Circuit Breakers
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

SQUARE D
Manufacturer Part Number
EDB24090
Type
Single Phase, 18kA at 277/480V AC
AC
277/480V
Amps
90 A
Phase
Single
Poles
2
For Use With
Square D NF Panelboards
Max. AIR Rating
18kA at 277/480V AC
AC Voltage Rating
277/480V AC

Technical Documents

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SQUARE D Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SQUARE D EDB24090 is a 90 A, single-phase, 2-pole miniature circuit breaker from the EDB & EGB Series, designed for bolt-on installation. It is rated for 277/480V AC with a maximum AIR rating of 18kA at that voltage and is intended for use with Square D NF Panelboards.

Frequently Asked Questions

What is the SQUARE D EDB24090 miniature circuit breaker used for?

The SQUARE D EDB24090 is a 90 A, 2-pole miniature circuit breaker designed for bolt-on installation in Square D NF Panelboards. It protects single-phase circuits at 277/480V AC with an 18kA interrupting rating, making it suitable for industrial and commercial power distribution applications.

What are the specifications of the SQUARE D EDB24090?

The SQUARE D EDB24090 is rated 90 A, single-phase, 277/480V AC, with a maximum AIR rating of 18kA at 277/480V AC. It has 2 poles and is part of the EDB & EGB Series. It is designed for use with Square D NF Panelboards and features a bolt-on mounting style.

Where to buy the SQUARE D EDB24090 worldwide?

3G Electric supplies the SQUARE D EDB24090 miniature 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 Square D breaker.

How to install the SQUARE D EDB24090 circuit breaker?

Install the SQUARE D EDB24090 by bolting it directly into a compatible Square D NF Panelboard. Ensure power is off, verify voltage and amp ratings match your circuit, and torque terminals to manufacturer specifications. Always follow local electrical codes and use proper personal protective equipment.

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 edb & egb series, bolt-on square d miniature 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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SQUARE D Miniature Circuit Breaker: 70 A, 277/480V AC, Single Phase, 18kA at 277/480V AC, 2 Poles (MPN EDB24070SA)
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SQUARE D Miniature Circuit Breaker: 50 A, 277/480V AC, Single Phase, 18kA at 277/480V AC, 2 Poles (MPN EDB24050SA)
SQUARE D Miniature Circuit Breaker: 35 A, 277/480V AC, Single Phase, 18kA at 277/480V AC, 2 Poles (MPN EDB24035)
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SQUARE D Miniature Circuit Breaker: 35 A, 277/480V AC, Single Phase, 18kA at 277/480V AC, 2 Poles (MPN EDB24035)
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SQUARE D Miniature Circuit Breaker: 40 A, 277/480V AC, Single Phase, 18kA at 277/480V AC, 2 Poles (MPN EDB24040SA)
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SQUARE D Miniature Circuit Breaker: 15 A, 277/480V AC, Single Phase, 18kA at 277/480V AC, 2 Poles (MPN EDB24015SA)
SQUARE D Miniature Circuit Breaker: 20 A, 277/480V AC, Single Phase, 18kA at 277/480V AC, 2 Poles (MPN EDB24020SA)
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