Square D CH321NRB - Fusible Disconnect Switch 30A 3-Pole (10kA@600V AIC)

Square D CH321NRB is a fusible safety disconnect switch designed for industrial power distribution protection. This 3-pole switch features a 240V voltage rating and 30A current capacity with a 10kA@600V AIC rating for reliable circuit interruption. The rugged NEMA 3R-rated enclosure measures 370.84mm x 78.49mm x 112.78mm (14.6" x 3.09" x 4.44") and weighs 15 lb, constructed for durability in demanding environments. Compliant with industry standards for H and R fuse classes, it's engineered for three-phase systems and compatible with RJF frames in motor control and power distribution applications.

Key Features & Specifications

• Type: Fusible safety disconnect switch, Series F, CH type
• Voltage Rating: 240V AC
• Current Rating: 30A
• Dimensions: 370.84mm x 78.49mm x 112.78mm (14.6" x 3.09" x 4.44")
• Standards: NEMA 3R, fuse class H/R
• Applications: Industrial power distribution, motor control
• Switch Type: Fusible
• Configuration: Single
• Poles: 3
• AIC rating: 10kA@600V
• Phase: 3
• Compatible Frames: RJF
• Weight: 15 lb