Square D H363N - Fusible Safety Switch 600V 100A (3-Pole NEMA 1)

Square D H363N is a fusible safety switch designed for industrial power distribution protection. This UL-listed disconnect features a 600V voltage rating and 100A current capacity with a 200kA@600V AIC rating for high-fault protection. The NEMA 1-rated enclosure measures 6.38" (162.05mm) D x 10.25" (260.35mm) W x 21.25" (539.75mm) H and accommodates Class R fuses with aluminum or copper wiring (#12 to #1/0 AWG). Compliant with UL standards and compatible with FD frames, this 3-phase switch provides reliable circuit isolation for motor control centers and heavy equipment applications.

Key Features & Specifications

• Type: Fusible safety switch, Series F, Type H construction
• Voltage Rating: 600V AC
• Current Rating: 100A
• Dimensions: 6.38 x 10.25 x 21.25 in (162.05 x 260.35 x 539.75 mm)
• Standards: UL Listed
• Applications: Industrial power distribution, motor control
• Switch Style: Fusible
• Configuration: Single
• Poles: 3
• Wire Size: #12 to #1/0 AWG (Al) or #14 to #1/0 AWG (Cu)
• AIC Rating: 200kA@600V
• NEMA Rating: 1
• Phase: 3
• Fuse Class: R
• Weight: 9 lb
• Compatible Frames: FD

Product Identification

• UPC: 785901482277
• GTIN: 00782113206813