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

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

The SQUARE D Non-Fusible Safety Switch (MPN HU366AWK) is a 600 A, three-phase, 600V AC disconnect in a galvanized steel enclosure rated for indoor/outdoor use. 3G Electric interprets this demand and delivers it as…

SKU 3G-OTH-129228

Brand
SQUARE
Item
D Safety Switch: Non-Fusible, 600 A, Three Phase, 600V AC, Galvanized Steel
Category
Non-Fusible Safety Switches
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SQUARE
Manufacturer Part Number
HU366AWK
Type
600 A, Three Phase, Galvanized Steel, Indoor/Outdoor
AC
600V

Technical Documents

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

Product Description

The SQUARE D Non-Fusible Safety Switch (MPN HU366AWK) is a 600 A, three-phase, 600V AC disconnect in a galvanized steel enclosure rated for indoor/outdoor use. 3G Electric interprets this demand and delivers it as part of our broad industrial supply across 14 departments, with specialist depth in controls that ensures accurate sourcing and support for this SQUARE D safety switch.

Frequently Asked Questions

What is a Square D non-fusible safety switch used for?

A Square D non-fusible safety switch provides a visible disconnect for three-phase equipment up to 600 V AC. It is used in industrial plants, commercial buildings, and utility applications to safely isolate motors, transformers, and machinery during maintenance or emergency shutdown.

What are the specifications of the Square D HU366AWK safety switch?

The Square D HU366AWK is a 600 A, three-phase, non-fusible safety switch rated for 600 V AC. It features a galvanized steel enclosure suitable for indoor/outdoor use. This model provides reliable disconnect capability for high-current industrial circuits.

Where to buy a Square D HU366AWK safety switch worldwide?

3G Electric supplies the Square D HU366AWK safety switch to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time; we source genuine Square D equipment for global industrial applications.

How to install a Square D non-fusible safety switch?

Mount the switch on a rigid surface using the enclosure’s mounting holes. Connect line and load conductors per the wiring diagram inside the cover. Ensure the switch is in the OFF position before wiring. Follow local electrical codes and use appropriately rated conduit and fittings.

Used in

Common applications for SQUARE
Industrial power distribution — Square D HU362AWC non-fusible safety switch for disconnecting three-phase loads up to 60 A.
Busway branch circuits — Square D PQ4203G fusible bus plug for overcurrent protection in I-Line busway systems.
Panelboard surge protection — Square D HL4IMA24C SPD for transient voltage suppression in 277/480V AC wye systems.
Power distribution in control panels — Square D 9080LBA263106 open distribution block for splitting 400 kcmil conductors.
Machine control stations — Square D 9001BG303 push-button station for open/close/stop operations in industrial machinery.
Motor starting and protection — Square D 8536SBG2V02H30S NEMA starter for non-reversing three-phase motor control up to 18 A.

SQUARE Products

3G Electric supplies SQUARE non-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: Non-Fusible, 600 A, Three Phase, 600V AC, Galvanized Steel, Indoor/Outdoor (MPN HU366R)
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SQUARE D Safety Switch: Non-Fusible, 600 A, Three Phase, 600V AC, Galvanized Steel, Indoor/Outdoor (MPN HU366R)
SQUARE D Safety Switch: Non-Fusible, 600 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN HU366)
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SQUARE D Safety Switch: Non-Fusible, 600 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN HU366)
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SQUARE D Safety Switch: Non-Fusible, 400 A, Three Phase, 600V AC, Galvanized Steel, Indoor/Outdoor (MPN HU365AWK)
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SQUARE D Safety Switch: Non-Fusible, 400 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN HU365)
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SQUARE D Safety Switch: Non-Fusible, 400 A, Single Phase, 600V AC, Galvanized Steel, Indoor (MPN HU265)

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