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Boltswitch VLB349-MST - Fusible Bolted Pressure Switch 1600A@480V (200kA AIC)

Boltswitch
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Boltswitch VLB349-MST is a fusible bolted pressure switch designed for high-current industrial power distribution systems. This 480VAC-rated switch handles 1600A continuous current with a 200kA interrupting capacity at 480V, housed in a rugged NEMA 1 enclosure weighing 250 lb. The VLB Series switch features a 3-pole single configuration with Class L fuse compatibility, meeting industry standards for heavy-duty circuit protection. It is engineered for integration with SEPA-compatible frames in industrial facilities, data centers, and large-scale electrical infrastructure.

Key Features & Specifications
  • Type: VLB Series bolted pressure switch, fusible design
  • Voltage Rating: 480V AC
  • Current Rating: 1600A continuous
  • AIC Rating: 200kA@480V
  • Configuration: Single
  • Poles: 3
  • Phase: 3-phase
  • Fuse Class: L
  • NEMA Rating: 1
  • Compatible Frames: SEPA
  • Weight: 250 lb
  • Switch Style: Fusible disconnect