Boltswitch ER266ST - Fusible Disconnect Switch 600A 600V (200kA AIC)

Boltswitch ER266ST is a fusible bolted pressure switch designed for high-current circuit protection in industrial power distribution systems. This 600V-rated switch handles 600A continuous current with a 200kA interrupting capacity at 600V, featuring a rugged NEMA 1 enclosure for indoor use. The single-configuration, 2-pole design utilizes Class R fuses and is compatible with SGLA frames for seamless integration. Compliant with industrial safety standards, it provides reliable protection for motor control centers, switchgear, and heavy machinery applications where bolted pressure connections are required.

Key Features & Specifications

• Type: Fusible bolted pressure switch, ER series
• Voltage Rating: 600V AC
• Current Rating: 600A continuous
• AIC Rating: 200kA@600V
• Configuration: Single
• Poles: 2
• Fuse Class: R
• Compatible Frames: SGLA
• NEMA Rating: 1 (indoor)
• Phase: 1
• Weight: 250 lb
• Switch Style: Fusible disconnect
• Standards: Industrial safety compliant
• Applications: Motor control centers, power distribution, heavy machinery