Square D D326N - Fusible Disconnect Switch 600A@240V (100kA AIC, NEMA 1)

Square D D326N is a fusible safety disconnect switch designed for industrial power distribution systems requiring reliable circuit protection. This UL-listed, 3-phase switch features a 600A current rating and 240V AC voltage capacity with a 100kA@240V AIC rating for high-fault protection. The NEMA 1-rated enclosure measures 24.88 x 8.88 x 45.12 inches (WxDxH) and accommodates AWG 4 to 500KCmil aluminum/copper wiring in its RLF-compatible frame. Engineered to meet stringent safety standards, this Series E disconnect utilizes Class R fuses for robust overcurrent protection in manufacturing plants, data centers, and heavy machinery applications.

Key Features & Specifications

• Type: Fusible safety disconnect switch with Class R fuse protection
• Voltage Rating: 240V AC
• Current Rating: 600A
• Dimensions: 24.88 x 8.88 x 45.12 in (WxDxH)
• Standards: UL listed, NEMA 1 enclosure
• Applications: Industrial power distribution, manufacturing equipment, data centers
• Configuration: Single
• Poles: 3
• Wire Size: AWG 4 to 500KCmil (Aluminum/Copper)
• AIC Rating: 100kA@240V
• Compatible Frames: RLF
• Weight: 57.61 lb
• Phase: 3
• Country of Origin: United States

Product Identification

• UPC: 785901461623
• GTIN: 00785901000000