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SQUARE D Surge Protection Device: Three Phase, 347/600V AC Wye, 1800V (L-N)/3000V (L-L) - Chase-Nipple External-Mount SPDs
SQUARE DChase-Nipple External-Mount SPDs

SQUARE D Surge Protection Device: Three Phase, 347/600V AC Wye, 1800V (L-N)/3000V (L-L)

The SQUARE D Surge Protection Device (SKU 3G-OTH-23091) is a three-phase, Chase-Nipple External-Mount SPD with a plastic enclosure. It operates at 347/600V AC Wye, with a Max. Continuing Operating Voltage of 510 V AC…

SKU 3G-OTH-23091

Also listed as: SDSA 3650 · SDSA-3650

Brand
SQUARE D
Item
Surge Protection Device: Three Phase, 347/600V AC Wye, 1800V
Category
Chase-Nipple External-Mount SPDs
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

SQUARE D
Manufacturer Part Number
SDSA3650
Type
1800V (L-N)/3000V (L-L)
AC
510 V
AC Wye
347/600V
Voltage
347/600V AC Wye
Enclosure Material
Plastic
Voltage Protection Rating
3000V (L-L)
Max. Surge Current per Mode
40kA
Max. Continuing Operating Voltage
510 V AC

Technical Documents

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

Product Description

The SQUARE D Surge Protection Device (SKU 3G-OTH-23091) is a three-phase, Chase-Nipple External-Mount SPD with a plastic enclosure. It operates at 347/600V AC Wye, with a Max. Continuing Operating Voltage of 510 V AC and a Voltage Protection Rating of 3000V (L-L). The device provides a Max. Surge Current per Mode of 40kA, as specified by the manufacturer part number SDSA3650.

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 SDSA3650 surge protection device used for?

The SQUARE D SDSA3650 is a three-phase surge protection device (SPD) used to protect industrial electrical equipment from voltage transients and surges. It is designed for 347/600V AC Wye systems and is commonly installed in panelboards, switchgear, and motor control centers to safeguard sensitive electronics.

What are the specifications of the SQUARE D SDSA3650?

The SQUARE D SDSA3650 is a three-phase SPD with a voltage rating of 347/600V AC Wye, a max. continuing operating voltage of 510 V AC, and a voltage protection rating of 3000V (L-L). It provides a max. surge current per mode of 40kA and features a plastic enclosure with a chase-nipple external-mount design.

Where to buy the SQUARE D SDSA3650 worldwide?

You can source the SQUARE D SDSA3650 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 surge protection devices to industrial buyers globally.

How to install the SQUARE D SDSA3650 surge protection device?

Install the SQUARE D SDSA3650 by mounting it externally via the chase nipple to a panel or enclosure. Connect the three-phase wires (L1, L2, L3) and neutral to the corresponding terminals, and ground the device per local codes. Ensure the system voltage matches the 347/600V AC Wye rating before energizing.

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 chase-nipple external-mount spds. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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