Boltswitch VLB349-ST - Fusible Disconnect Switch 480V/1600A (200kA AIC @480V)

Boltswitch VLB349-ST is a bolted pressure switch designed for high-current industrial power distribution systems. This fusible disconnect switch features a 480V AC voltage rating and 1600A 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 with a 250 lb frame, constructed for SEPA-compatible panel integration. It meets industry standards for bolted pressure switches with Class L fuse compatibility. Typical applications include main service disconnects, motor control centers, and heavy industrial power management systems.

Key Features & Specifications

• Type: Bolted pressure switch, fusible design
• Voltage Rating: 480V AC
• Current Rating: 1600A
• Configuration: Single
• Poles: 3
• Phase: 3-phase
• AIC Rating: 200kA@480V
• Fuse Class: L
• NEMA Rating: 1
• Compatible Frames: SEPA
• Weight: 250 lb
• Switch Style: Fusible disconnect
• Standards: Industrial bolted pressure switch specifications
• Applications: Main service disconnects, MCCs, industrial power distribution