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SQUARE D Safety Switch: Fusible, 400 A, Three Phase, 600V AC, Galvanized Steel - Fusible Safety Switches
SQUARE DFusible Safety Switches

SQUARE D Safety Switch: Fusible, 400 A, Three Phase, 600V AC, Galvanized Steel

The SQUARE D H365NR is a 400 A, three-phase, fusible safety switch rated for 600V AC. Constructed with galvanized steel for indoor/outdoor use, this switch provides a reliable disconnecting means for industrial…

SKU 3G-OTH-26139

Brand
SQUARE D
Item
Safety Switch: Fusible, 400 A, Three Phase, 600V AC, Galvanized Steel
Category
Fusible Safety Switches
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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
H365NR
Type
400 A, Three Phase, Galvanized Steel, Indoor/Outdoor
AC
600V

Technical Documents

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

Product Description

The SQUARE D H365NR is a 400 A, three-phase, fusible safety switch rated for 600V AC. Constructed with galvanized steel for indoor/outdoor use, this switch provides a reliable disconnecting means for industrial electrical systems.

Frequently Asked Questions

What is the SQUARE D H365NR safety switch used for?

The SQUARE D H365NR is a fusible safety switch rated 400 A, 600V AC, three-phase, designed for indoor/outdoor use. It provides a visible disconnect means for industrial equipment, motor control centers, and distribution panels, ensuring safe maintenance and compliance with electrical codes.

What are the specifications of the SQUARE D H365NR safety switch?

The SQUARE D H365NR is a 400 A, three-phase, 600V AC fusible safety switch with a galvanized steel enclosure. It is rated for indoor/outdoor applications. The manufacturer part number is H365NR, and it is part of the SQUARE D fusible safety switch product line.

Where to buy the SQUARE D H365NR safety switch worldwide?

3G Electric supplies the SQUARE D H365NR safety switch worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this model to meet your project needs.

How to install the SQUARE D H365NR safety switch?

Install the SQUARE D H365NR safety switch on a sturdy surface using the provided mounting holes. Ensure the disconnect is de-energized before wiring. Connect line and load conductors per the label diagram, torque terminals to manufacturer specs, and close the enclosure door before operation. Always follow local electrical codes.

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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SQUARE D Safety Switch: Fusible, 600 A, Three Phase, 600V AC, Galvanized Steel, Indoor/Outdoor (MPN H366NR)
SQUARE D
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SQUARE D Safety Switch: Fusible, 600 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN H366)
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SQUARE D Safety Switch: Fusible, 400 A, Three Phase, 600V AC, Galvanized Steel, Indoor/Outdoor (MPN H365R)

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