Square D QSF1053B - Fusible Safety Switch 600V AC 3-Pole (100A Current Rating)
Square D QSF1053B - Fusible Safety Switch 600V AC 3-Pole (100A Current Rating)

Square D QSF1053B - Fusible Safety Switch 600V AC 3-Pole (100A Current Rating)

Zinsco
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Square D QSF1053B is a fusible safety switch designed for industrial power distribution systems requiring reliable circuit protection. This 600V AC-rated switch handles 100A current loads across its 3-pole configuration, housed in a NEMA 1 enclosure weighing 50 lb for panel mounting applications. The RK1/RK5 fuse-class design meets stringent industrial safety standards for three-phase power systems. Its single-configuration fusible switch mechanism provides robust protection for motor control centers and heavy equipment panels.

Key Features & Specifications
  • Type: Fusible safety switch, panel mount, QSF series
  • Voltage Rating: 600V AC
  • Current Rating: 100A
  • Configuration: Single
  • Poles: 3
  • Phase: 3
  • Fuse Class: RK1, RK5
  • NEMA Rating: 1
  • Switch Style: Fusible
  • Weight: 50 lb
  • Standards: Industrial safety compliance
  • Applications: Motor control centers, industrial power distribution