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Boltswitch VLB249-MST - Fusible Switch 200kA@480V (1600A Continuous)

Boltswitch
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Boltswitch VLB249-MST is a bolted pressure switch designed for high-current industrial power distribution systems, featuring a fusible switch style with 200kA interrupting capacity at 480V. The unit operates at 1600A continuous current rating in single-phase configurations, housed in a NEMA 1-rated enclosure weighing 250 lb for robust protection. Its THLC-compatible frame incorporates Class L fuses with two-pole single-configuration switching, meeting stringent industrial safety standards. Typical applications include main disconnect service, motor control centers, and heavy-duty power distribution panels requiring reliable circuit protection.

Key Features & Specifications
  • Type: VLB Series bolted pressure switch with fusible design
  • Voltage Rating: 480V AC
  • Current Rating: 1600A continuous
  • Configuration: Single
  • Poles: 2
  • AIC Rating: 200kA@480V
  • Fuse Class: L
  • Compatible Frames: THLC
  • NEMA Rating: 1
  • Phase: 1
  • Weight: 250 lb
  • Standards: Industrial safety compliance
  • Applications: Power distribution, motor control centers, main disconnects