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SQUARE D Miniature Circuit Breaker: 50 A, 240V AC, Three Phase, 10kA at 240V AC - QO Series, Plug-In Square D Miniature Circuit Breakers
SQUARE DQO Series, Plug-In Square D Miniature Circuit Breakers

SQUARE D Miniature Circuit Breaker: 50 A, 240V AC, Three Phase, 10kA at 240V AC

The SQUARE D QO Series Miniature Circuit Breaker (MPN QO350EPD) is a three-phase, 50 A, plug-in unit rated for 240V AC with a maximum AIR rating of 10kA at 240V AC. Designed for use with QO Load Centers and NQ…

SKU 3G-OTH-22009

Brand
SQUARE D
Item
Miniature Circuit Breaker: 50 A, 240V AC, Three Phase, 10kA at 240V AC
Category
QO Series, Plug-In Square D Miniature Circuit Breakers
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SQUARE D
Manufacturer Part Number
QO350EPD
Type
Three Phase, 10kA at 240V AC
AC
240V
Amps
50 A
Phase
Three
Poles
3
For Use With
QO Load Centers and NQ Panelboards
Max. AIR Rating
10kA at 240V AC
AC Voltage Rating
240V AC

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

Product Description

The SQUARE D QO Series Miniature Circuit Breaker (MPN QO350EPD) is a three-phase, 50 A, plug-in unit rated for 240V AC with a maximum AIR rating of 10kA at 240V AC. Designed for use with QO Load Centers and NQ Panelboards, this 3-pole breaker provides overcurrent protection in commercial and industrial electrical distribution systems.

Frequently Asked Questions

What is the SQUARE D QO350EPD miniature circuit breaker used for?

The SQUARE D QO350EPD is a 3-pole, 50 A miniature circuit breaker used for overcurrent protection in commercial and industrial electrical distribution systems. It is designed for use with QO Load Centers and NQ Panelboards, providing reliable circuit interruption at 240V AC.

What are the specifications of the SQUARE D QO350EPD?

The SQUARE D QO350EPD is a three-phase, 50 A miniature circuit breaker rated for 240V AC with a maximum AIR rating of 10kA at 240V AC. It is a plug-in unit from the QO Series, designed for use with QO Load Centers and NQ Panelboards.

Where to buy the SQUARE D QO350EPD worldwide?

You can source the SQUARE D QO350EPD through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the breaker reaches your facility for commercial or industrial use.

How to install the SQUARE D QO350EPD circuit breaker?

To install the SQUARE D QO350EPD, ensure the panel is de-energized, then plug the breaker into a compatible QO Load Center or NQ Panelboard slot. Verify the 50 A rating matches the circuit requirements and torque connections per manufacturer guidelines for safe overcurrent protection.

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 qo series, plug-in 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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