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Square D QMB303-TS - Fusible Safety Switch 3P 30A (200kA AIC @240V)

Square D
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Square D QMB303-TS is a fusible safety switch designed for industrial power distribution protection. This 3-pole switch features a 240V AC voltage rating with 30A current capacity and 200kA AIC rating at 240V for robust short-circuit protection. The panel-mount unit has a NEMA 1 enclosure with dual/twin configuration, compatible with ED frames, and weighs 38 lb. It meets industry standards for R, H, and K fuse class applications in three-phase systems. Typical uses include motor control centers, HVAC systems, and heavy machinery power isolation.

Key Features & Specifications
  • Type: QMB Saflex fusible safety switch with panel mount design
  • Voltage Rating: 240V AC
  • Current Rating: 30A
  • Configuration: Dual/Twin
  • Poles: 3
  • Phase: 3
  • AIC Rating: 200kA@240V
  • Fuse Class: R, H, K
  • NEMA Rating: 1
  • Switch Style: Fusible
  • Compatible Frames: ED
  • Weight: 38 lb