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3G Electric
SQUARE D SDSA3650 Chase-Nipple External-Mount SPD, 347/600V AC Wye, 40kA - Chase-Nipple External-Mount SPDs
SQUARE DChase-Nipple External-Mount SPDs

SQUARE D SDSA3650 Chase-Nipple External-Mount SPD, 347/600V AC Wye, 40kA

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
SDSA3650 Chase-Nipple External-Mount SPD, 347/600V AC Wye, 40kA
Part Number
SDSA3650
Category
Chase-Nipple External-Mount SPDs
Available to Order
Also known as:SDSA3650SQUARE D
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Local office
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Phone
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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

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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.

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 electrical panels — QO and QOB miniature circuit breakers for overcurrent protection in load centers and panelboards.
HVACR equipment — 8910 Series Type DPA definite purpose contactors for switching compressor and fan motor loads.
Industrial power distribution — J-Frame molded case circuit breakers for main and feeder protection in switchboards.
Residential ground-fault protection — QO and QOB GFI circuit breakers for kitchens, bathrooms, and outdoor circuits.
Motor control centers — definite purpose contactors for controlling pumps, fans, and other moderate motor loads.
OEM machinery — Square D circuit breakers and contactors for integration into control panels and equipment.
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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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