SQUARE D Safety Switch: Fusible, 600 A, Three Phase, 600V AC, Galvanized Steel
The SQUARE D H366 is a 600 A, three-phase, fusible safety switch rated for 600V AC. Housed in a galvanized steel enclosure for indoor use, this disconnect provides a grounded, code-compliant means to isolate…
SKU 3G-OTH-26363
Also listed as: H 366 · H-366
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
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Product Description
The SQUARE D H366 is a 600 A, three-phase, fusible safety switch rated for 600V AC. Housed in a galvanized steel enclosure for indoor use, this disconnect provides a grounded, code-compliant means to isolate electrical circuits during maintenance or emergency shutdown.
Frequently Asked Questions
What is the SQUARE D H366 safety switch used for?
The SQUARE D H366 is a fusible safety switch designed for three-phase, 600 V AC applications up to 600 A. It provides a manual disconnect and overcurrent protection for industrial machinery, motor control centers, and distribution panels in indoor environments.
What are the specifications of the SQUARE D H366 safety switch?
The SQUARE D H366 is a 600 A, three-phase, 600 V AC fusible safety switch with a galvanized steel enclosure for indoor use. It is manufactured by SQUARE D under MPN H366 and is suitable for heavy-duty industrial power distribution and motor disconnection.
Where to buy the SQUARE D H366 safety switch worldwide?
3G Electric supplies the SQUARE D H366 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.
How to install the SQUARE D H366 safety switch?
Install the SQUARE D H366 on a flat indoor surface using the mounting holes. Ensure the disconnect is off before wiring. Connect line and load conductors per the label and local codes. Use fuses rated for the circuit. Always lock out power before servicing.
Used in
Common applications for SQUARE DSQUARE 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.
