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SQUARE D Safety Switch: Fusible, 100 A, Three Phase, 240V AC, Galvanized Steel - Fusible Safety Switches
SQUARE DFusible Safety Switches

SQUARE D Safety Switch: Fusible, 100 A, Three Phase, 240V AC, Galvanized Steel

The SQUARE D D323N is a 100 A, three-phase, fusible safety switch rated for 240V AC. Housed in a galvanized steel enclosure for indoor use, this switch provides a reliable disconnecting means for industrial…

SKU 3G-OTH-25687

Brand
SQUARE D
Item
Safety Switch: Fusible, 100 A, Three Phase, 240V AC, Galvanized Steel
Category
Fusible Safety Switches
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
D323N
Type
100 A, Three Phase, Galvanized Steel, Indoor
AC
240V

Technical Documents

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

Product Description

The SQUARE D D323N is a 100 A, three-phase, fusible safety switch rated for 240V AC. Housed in a galvanized steel enclosure for indoor use, this switch provides a reliable disconnecting means for industrial electrical circuits. 3G Electric interprets your demand for this specific SQUARE D model, sourcing it with full accountability across our 14 industrial departments.

Frequently Asked Questions

What is the SQUARE D D323N safety switch used for?

The SQUARE D D323N is a fusible safety switch used to safely disconnect electrical power for maintenance or emergency shutdown in industrial and commercial three-phase 240V AC circuits. It provides overcurrent protection when fitted with fuses, making it suitable for motor control centers, HVAC equipment, and lighting panels.

What are the specifications of the SQUARE D D323N safety switch?

The SQUARE D D323N is a 100 A, three-phase, 240V AC fusible safety switch with a galvanized steel enclosure rated for indoor use. It accepts Class H or Class R fuses (not included) and features a visible blade design for positive disconnection. The manufacturer part number is D323N.

Where to buy the SQUARE D D323N safety switch worldwide?

3G Electric supplies the SQUARE D D323N safety switch worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this model to any country.

How to install the SQUARE D D323N safety switch?

Install the SQUARE D D323N on a flat indoor surface using the mounting holes in the galvanized steel enclosure. Ensure the switch is de-energized before wiring. Connect line and load conductors per the wiring diagram inside the cover. Always follow local electrical codes and use a qualified electrician for 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 fusible safety switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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