Square D QMB3620M - Fusible Safety Switch 200A@600V (200kA AIC, NEMA 1)

Square D QMB3620M is a panel-mounted fusible safety switch designed for industrial power distribution systems requiring high fault current protection. This 600V AC-rated switch features a 200A current capacity with a 200kA interrupting rating at 480V, housed in a NEMA 1 enclosure weighing 50 lb. Its three-pole single-configuration design with Class R fuses meets stringent safety standards for commercial and industrial applications. The QMB Saflex series is engineered for motor control centers and switchboards requiring ED frame compatibility in three-phase circuits.

Key Features & Specifications

• Type: Fusible safety switch, panel mount, QMB Saflex series
• Voltage Rating: 600V AC
• Current Rating: 200A
• Configuration: Single
• Poles: 3
• AIC Rating: 200kA@480V
• Fuse Class: R
• NEMA Rating: 1
• Phase: 3
• Compatible Frames: ED
• Weight: 50 lb
• Switch Style: Fusible