Boltswitch ER325ST Bolted Pressure Switch (Fusible) - Essential Electric Supply
Boltswitch ER325ST Bolted Pressure Switch (Fusible) - Essential Electric Supply

Boltswitch ER325ST - Fusible Bolted Pressure Switch 400A@240V (200kA AIC)

Boltswitch
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Boltswitch ER325ST is a fusible bolted pressure switch designed for high-current industrial power distribution systems. This 3-phase switch features a 240V voltage rating and 400A current capacity with a 200kA interrupting rating at 240V for robust short-circuit protection. The rugged NEMA 1 enclosure houses a single-configuration, 3-pole fusible switch mechanism compatible with SKHA frames, constructed with Class R fuse protection. It meets industry standards for heavy-duty electrical switching applications, including motor control centers and industrial power distribution panels.

Key Features & Specifications
  • Type: Fusible bolted pressure switch, ER series, 250 lb industrial construction
  • Voltage Rating: 240V AC
  • Current Rating: 400A
  • Configuration: Single
  • Poles: 3
  • AIC Rating: 200kA@240V
  • Fuse Class: R
  • NEMA Rating: 1
  • Phase: 3
  • Compatible Frames: SKHA
  • Switch Style: Fusible