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Boltswitch VLB448N-MST - Fusible Safety Switch 1200A@480V (200kA AIC)

Boltswitch
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Boltswitch VLB448N-MST is a heavy-duty bolted pressure switch designed for high-current industrial power distribution systems. This fusible disconnect switch features a 480V AC voltage rating and 1200A current capacity, with a 200kA interrupting rating at 480V for robust short-circuit protection. The 3-pole single-configuration unit is housed in a NEMA 1 enclosure, constructed with durable bolted pressure contacts for reliable operation under load. It complies with industry standards for fusible safety switches and is rated for Class L fuse protection. Typical applications include motor control centers, switchgear, and industrial power distribution panels requiring high fault-current interruption.

Key Features & Specifications
  • Type: VLB Series bolted pressure fusible safety switch
  • Voltage Rating: 480V AC
  • Current Rating: 1200A
  • Configuration: Single
  • Poles: 3
  • AIC Rating: 200kA@480V
  • Switch Style: Fusible
  • NEMA Rating: 1
  • Phase: 3
  • Fuse Class: L
  • Weight: 250 lb