Square D QSF4053-RED-ARC-CHUTE - Fusible Safety Switch 400A@600V (200kA AIC)
Square D QSF4053-RED-ARC-CHUTE - Fusible Safety Switch 400A@600V (200kA AIC)

Square D QSF4053-RED-ARC-CHUTE - Fusible Safety Switch 400A@600V (200kA AIC)

Zinsco
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Square D QSF4053-RED-ARC-CHUTE is a fusible safety switch designed for industrial power distribution protection. This 600VAC-rated panel-mount switch handles 400A continuous current with a 200kA interrupting capacity at 480V, featuring a rugged NEMA 1 enclosure weighing 135 lb. Its 3-pole single-configuration design complies with RK1/RK5 fuse class standards for reliable circuit isolation. The QSF series switch is engineered for heavy-duty applications including motor control centers and main service disconnects in commercial/industrial facilities.

Key Features & Specifications
  • Type: Fusible safety switch with arc chute, panel-mounted
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Configuration: Single
  • Poles: 3
  • Phase: 3
  • AIC Rating: 200kA @ 480V
  • Fuse Class: RK1, RK5
  • NEMA Rating: 1
  • Weight: 135 lb
  • Standards: UL/cUL listed
  • Applications: Industrial power distribution, motor control centers, service disconnects