Square D QMB365WT6 - Fusible Safety Switch 400A 600V (200kA AIC @480V)

Square D QMB365WT6 is a fusible safety switch designed for industrial power distribution systems requiring high fault current protection. This 600V AC-rated switch handles 400A continuous current with a 200kA interrupting capacity at 480V, featuring a rugged NEMA 1-rated enclosure measuring 381mm x 112.78mm x 78.49mm (HxWxD) and weighing 16.62 lb. Certified to NEMA KS1 standards, the three-phase switch utilizes Class R fuses and is compatible with ED frames for panel-mounted applications in commercial and industrial facilities.

Key Features & Specifications

• Type: Fusible safety switch with single configuration
• Voltage Rating: 600V AC
• Current Rating: 400A
• Dimensions: 381mm H x 112.78mm W x 78.49mm D
• Standards: NEMA KS1, NEMA 1 enclosure
• Applications: Industrial power distribution, motor control
• Switch Style: Fusible
• Configuration: Single
• Poles: 3
• Phase: 3
• AIC rating: 200kA@480V
• Fuse Class: R
• Compatible Frames: ED
• Weight: 16.62 lb

Product Identification

• UPC: 785901051107
• GTIN: 00785901051107