Boltswitch VT428 - Fusible Bolted Pressure Switch 1200A@240V (200kA AIC)

Boltswitch VT428 is a bolted pressure switch designed for high-current industrial power distribution systems, featuring a fusible switch style for enhanced circuit protection. The unit operates at 240V AC with a 1200A current rating and 200kA interrupting capacity at 240V, housed in a NEMA 1-rated enclosure weighing 250 lb. Its robust construction includes a 4-pole single configuration with TB-compatible frames, engineered for three-phase applications. Compliant with industry standards for bolted pressure switches, the VT428 is typically deployed in heavy industrial facilities, data centers, and utility substations requiring reliable high-amperage switching.

Key Features & Specifications

• Type: VT Series bolted pressure fusible switch
• Voltage Rating: 240V AC
• Current Rating: 1200A
• Configuration: Single
• Poles: 4
• Phase: 3
• AIC Rating: 200kA@240V
• Fuse Class: T
• NEMA Rating: 1
• Compatible Frames: TB
• Weight: 250 lb
• Switch Style: Fusible