Square D HU366DS - Non-Fusible Safety Switch 600A 600V (200kA AIC, NEMA 5)

Square D HU366DS is a heavy-duty industrial disconnect switch designed for reliable circuit isolation and load-breaking applications in three-phase electrical systems. This non-fusible safety switch operates at 600V AC with a 600A current rating and features a 200kA interrupting capacity at 600V for robust short-circuit protection. The switch is constructed with a NEMA 5 enclosure measuring 26.25 x 10.13 x 46.25 inches (WxDxH) and weighs 70.31 pounds, featuring three poles in a single configuration that accommodates AWG 3/0 or 500 kcmil copper/aluminum conductors. As part of the Series E family compatible with ED frames, this Mexico-manufactured switch meets industrial safety standards for electrical disconnection in commercial and industrial power distribution systems.

Key Features & Specifications

• Type: Non-Fusible Safety Disconnect Switch, Heavy-Duty Industrial Construction
• Voltage Rating: 600V AC
• Current Rating: 600A
• Dimensions: 26.25 in x 10.13 in x 46.25 in (WxDxH)
• Standards: NEMA 5 Rated
• Applications: Industrial Power Distribution, Motor Control Centers, Commercial Electrical Systems
• Switch Type: Safety Disconnect
• Configuration: Single
• Phase: 3
• Amperage: 600A
• AIC rating: 200kA@600V
• Connection: AWG 3/0, 500 kcmil copper or aluminium
• Poles: 3
• Protection: Circuit Isolation and Load Breaking
• Functions: Electrical Disconnection
• Nema Rating: NEMA 5
• Switch Style: Non-Fusible
• Wire Size: AWG 3/0, 500 kcmil
• Compatible Frames: ED
• Family: Series E
• Weight: 70.31 lb
• Country of Origin: Mexico

Product Identification

• UPC: 785901259497
• GTIN: 00785901259497