Square D D326N - Fusible Safety Switch 600A 240V AC (100kA AIC Rating)

Square D D326N is a heavy-duty fusible safety switch designed for reliable circuit protection and isolation in industrial power distribution systems. This UL-listed disconnect switch features a 600A current rating and 240V AC voltage rating with a 100kA interrupting capacity, providing robust short-circuit protection. The unit features a NEMA 1 enclosure measuring 24.88 x 8.88 x 45.12 inches (WxDxH) and weighs 57.61 lb, constructed for demanding industrial environments with Class R fuse compatibility. Certified to UL standards, this switch meets rigorous safety requirements for industrial electrical applications. Typical applications include main service disconnects, motor control centers, and industrial machinery power distribution where reliable circuit isolation is critical.

Key Features & Specifications

• Type: Fusible safety disconnect switch, Series E, Type D
• Voltage Rating: 240V AC
• Current Rating: 600A
• Dimensions: 24.88 in x 8.88 in x 45.12 in (WxDxH)
• Standards: UL listed
• Applications: Industrial power distribution, motor control centers, main service disconnects
• Switch Type: Safety disconnect
• Configuration: Single
• Poles: 3
• AIC rating: 100kA@240V
• Phase: 3
• Wire Size: AWG 4 to 500KCmil, Aluminum/Copper
• Fuse Class: R
• Nema Rating: NEMA 1
• Compatible Frames: RLF
• Weight: 57.61 lb
• Country of Origin: United States

Product Identification

• UPC: 785901461623
• GTIN: 00785901461623