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Siemens HF423N - Fusible Disconnect Switch 100A 4P (200kA AIC)

Siemens
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Siemens HF423N is a fusible disconnect switch designed for providing reliable circuit isolation and overcurrent protection in industrial power distribution systems. It features a 240V AC voltage rating and a 100A current rating, engineered for robust three-phase applications. The switch is constructed as a heavy-duty, four-pole, single-configuration unit with a NEMA 1 enclosure and a weight of 20 lb, ensuring durability in demanding environments. It complies with UL standards and is designed for compatibility with SGDA frames, offering an interrupting capacity of 200kA at 240V. Typical applications include motor control centers, industrial machinery, and main feeder disconnects where high fault current protection is required.

Key Features & Specifications
  • Type: Fusible Disconnect Switch, VBII Series, HF Type, Heavy-Duty Industrial Construction
  • Voltage Rating: 240V AC
  • Current Rating: 100A
  • Configuration: Single
  • Poles: 4
  • Phase: 3
  • AIC Rating: 200kA @ 240V
  • Switch Style: Fusible
  • NEMA Rating: NEMA 1
  • Certification: UL Listed
  • Compatible Frames: SGDA
  • Weight: 20 lb
  • Applications: Main Disconnect, Motor Control Centers, Industrial Power Distribution, Feeder Protection