Square D D323NRB - Fusible Disconnect Switch 100A 240V 3-Pole (NEMA 3R)

Square D D323NRB is a fusible safety disconnect switch designed for circuit protection and isolation in industrial power distribution systems. This 3-pole switch operates at 240V AC with a 100A current rating and features a 100kA interrupting capacity at 240V for reliable fault protection. The unit features a rugged NEMA 3R rated enclosure measuring 10.5" x 6.5" x 17.5" (WxDxH) and weighs 7.28 lb, constructed for durable performance in demanding environments. It carries UL listing certification and complies with industry safety standards for electrical disconnects. Typical applications include industrial machinery, motor control centers, and power distribution panels where safe maintenance isolation is required.

Key Features & Specifications

• Type: Fusible safety disconnect switch
• Voltage Rating: 240V AC
• Current Rating: 100A
• Dimensions: 10.5 in x 6.5 in x 17.5 in (WxDxH)
• Standards: UL listed, NEMA 3R
• Applications: Industrial power distribution, motor control centers, machinery isolation
• Switch Type: Disconnect
• Configuration: Single
• Poles: 3
• Phase: 3
• AIC rating: 100kA@240V
• Fuse Class: R
• Switch Style: Fusible
• Nema Rating: NEMA 3R
• Compatible Frames: RLF
• Family: Series F
• Country of Origin: United States
• Weight: 7.28 lb

Product Identification

• UPC: 785901461401
• GTIN: 00785901461401