Square D QMB363H - Fusible Safety Switch 600V 3P (100A, 200kA AIC)

Square D QMB363H is a fusible safety switch designed for industrial power distribution protection. This 600V AC-rated switch handles 100A continuous current across 3 poles with a 200kA interrupting capacity at 480V, housed in a NEMA 1-rated panel-mount enclosure weighing 30 lb. Its R/H/K-class fuse compatibility and ED frame design meet stringent industrial safety standards for motor control and feeder circuit applications.

Key Features & Specifications

• Type: Fusible safety switch, QMB Series D2, single configuration
• Voltage Rating: 600V AC
• Current Rating: 100A
• Poles: 3
• AIC Rating: 200kA@480V
• Fuse Class: R, H, K
• Phase: 3
• NEMA Rating: 1
• Compatible Frames: ED
• Weight: 30 lb
• Switch Style: Fusible
• Standards: Industrial safety compliance
• Applications: Motor control, feeder circuits, power distribution