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Boltswitch VLB347N-MST - Bolted Pressure Switch 800A@480V (200kA AIC)

Boltswitch
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Boltswitch VLB347N-MST is a bolted pressure switch designed for high-current circuit protection in industrial applications. This fusible switch features a 480V AC rating with an 800A current capacity and 200kA interrupting rating at 480V for robust fault protection. The heavy-duty construction includes a 250 lb NEMA 1 enclosure with single-configuration, 2-pole design compatible with SKLA frames. It meets industry standards for bolted pressure switches with Class L fuse compatibility. Typical applications include motor control centers, switchgear, and power distribution systems requiring reliable overcurrent protection.

Key Features & Specifications
  • Type: Bolted pressure switch, fusible design
  • Voltage Rating: 480V AC
  • Current Rating: 800A
  • Configuration: Single
  • Poles: 2
  • AIC Rating: 200kA@480V
  • Fuse Class: L
  • NEMA Rating: 1
  • Phase: 1
  • Compatible Frames: SKLA
  • Weight: 250 lb
  • Switch Style: Fusible