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Boltswitch VLB347-ST - Fusible Bolted Pressure Switch 800A@480V (200kA AIC)

Boltswitch
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Boltswitch VLB347-ST is a fusible bolted pressure switch designed for high-current industrial power distribution systems. This 3-phase switch features a 480V voltage rating and 800A current capacity with a 200kA interrupting rating at 480V for robust circuit protection. The heavy-duty 250 lb unit is constructed with Class L fuse compatibility and a NEMA 1 enclosure for indoor industrial environments. It meets industry standards for bolted pressure switches and is compatible with TKM frames. Typical applications include main service disconnects, motor control centers, and heavy machinery power distribution.

Key Features & Specifications
  • Type: Fusible bolted pressure switch (VLB Series)
  • Voltage Rating: 480V AC
  • Current Rating: 800A
  • Configuration: Single
  • Poles: 3
  • AIC Rating: 200kA@480V
  • Fuse Class: L
  • NEMA Rating: 1
  • Phase: 3
  • Compatible Frames: TKM
  • Weight: 250 lb
  • Standards: Industrial bolted pressure switch specifications
  • Applications: Main disconnects, MCCs, heavy equipment power distribution