Boltswitch ER226ST Bolted Pressure Switch (Fusible) - Essential Electric Supply
Boltswitch ER226ST Bolted Pressure Switch (Fusible) - Essential Electric Supply

Boltswitch ER226ST - Fusible Disconnect Switch 600A@240V (200kA AIC)

Boltswitch
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Boltswitch ER226ST is a fusible bolted pressure switch designed for high-current industrial power distribution systems. This single-configuration switch features a 240V voltage rating and 600A current capacity with a 200kA@240V AIC rating for robust short-circuit protection. The ER-series unit weighs 250 lb with a NEMA 1 enclosure, constructed for compatibility with SGHA frames using Class R fuses. It meets industry standards for 1-phase applications with its 2-pole fusible disconnect design. Typical applications include heavy machinery power control, industrial panelboards, and high-amp circuit protection systems.

Key Features & Specifications
  • Type: Fusible bolted pressure switch (ER series)
  • Voltage Rating: 240V AC
  • Current Rating: 600A
  • Configuration: Single
  • Poles: 2
  • AIC Rating: 200kA@240V
  • Fuse Class: R
  • NEMA Rating: 1
  • Phase: 1
  • Compatible Frames: SGHA
  • Weight: 250 lb
  • Switch Style: Fusible disconnect
  • Standards: Industrial power distribution
  • Applications: Heavy machinery, panelboards, circuit protection