Square D HU361NSS - Fusible Safety Switch 200A 600V (200kA AIC 3-Pole)

Square D HU361NSS is a fusible safety switch designed for industrial power distribution systems requiring high fault current protection. This 600V AC-rated disconnect features a 200A current capacity with a 200kA interrupting rating at 600V, housed in a rugged NEMA 3/3R/4/4X/5/12-rated enclosure weighing 25 lb. The Series F switch employs Class R fuses in a 3-pole single configuration, meeting stringent industrial safety standards for three-phase applications. Its robust construction makes it suitable for heavy-duty motor control, HVAC systems, and industrial machinery protection where reliable circuit isolation is critical.

Key Features & Specifications

• Type: Fusible safety disconnect switch, Series F, Type H
• Voltage Rating: 600V AC
• Current Rating: 200A
• Configuration: Single
• Poles: 3
• AIC Rating: 200kA@600V
• Fuse Class: R
• NEMA Rating: 3/3R/4/4X/5/12
• Phase: 3
• Weight: 25 lb
• Standards: UL/CSA compliant
• Applications: Industrial power distribution, motor control centers, HVAC systems