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SQUARE D Miniature Circuit Breaker: 30 A, 480Y/277 V 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: 30 A, 480Y/277 V AC

The SQUARE D EGB34030 is a 3-pole miniature circuit breaker from the EDB & EGB Series, rated at 30 A and 480Y/277 V AC. This bolt-on breaker is designed for overcurrent protection in industrial electrical…

SKU 3G-OTH-22678

Brand
SQUARE D
Item
Miniature Circuit Breaker: 30 A, 480Y/277 V AC
Category
EDB & EGB Series, Bolt-On Square D Miniature Circuit Breakers
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Technical Specifications

SQUARE D
Manufacturer Part Number
EGB34030
Amps
30 A
AC Voltage Rating
480Y/277 V AC
View Full Spec Sheet

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

Product Description

The SQUARE D EGB34030 is a 3-pole miniature circuit breaker from the EDB & EGB Series, rated at 30 A and 480Y/277 V AC. This bolt-on breaker is designed for overcurrent protection in industrial electrical distribution systems.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the SQUARE D EGB34030 miniature circuit breaker used for?

The SQUARE D EGB34030 is a 3-pole miniature circuit breaker rated at 30 A and 480Y/277 V AC. It provides overcurrent protection in industrial electrical distribution systems, such as panelboards and load centers, safeguarding branch circuits from overloads and short circuits.

What are the specifications of the SQUARE D EGB34030?

The SQUARE D EGB34030 is a bolt-on miniature circuit breaker from the EDB & EGB Series. It has 3 poles, a current rating of 30 A, and an AC voltage rating of 480Y/277 V AC. The manufacturer part number is EGB34030, and it is designed for overcurrent protection in industrial applications.

Where to buy the SQUARE D EGB34030 worldwide?

You can source the SQUARE D EGB34030 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine SQUARE D circuit breakers to industrial buyers globally.

How to install the SQUARE D EGB34030 miniature circuit breaker?

To install the SQUARE D EGB34030, ensure the panel is de-energized. Securely mount the bolt-on breaker onto the busbar, torque terminals to manufacturer specifications (typically 14–20 in-lbs for SQUARE D breakers), and verify correct wire gauge for 30 A. 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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