Cutler Hammer QA-2533-CBC - Fusible Switch 2500A 480V (200kA AIC, NEMA 3R)
Cutler Hammer QA-2533-CBC - Fusible Switch 2500A 480V (200kA AIC, NEMA 3R)

Cutler Hammer QA-2533-CBC - Fusible Switch 2500A 480V (200kA AIC, NEMA 3R)

Cutler Hammer
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The Cutler Hammer QA-2533-CBC is a bolted pressure switch designed for heavy-duty circuit protection in industrial power distribution systems. It features a 480V voltage rating and 2500A current handling capacity for robust electrical performance. Constructed as a 3-pole fusible switch with Class L fusing, this unit weighs 150 lb and carries a NEMA 3R rating for outdoor suitability. The switch complies with industry standards for high-fault protection, demonstrated by its 200kA interrupting rating at 480V. Typical applications include main service disconnects, distribution panelboards, and industrial control centers requiring reliable circuit isolation.

Key Features & Specifications
  • Type: Bolted Pressure Switch, Fusible Style
  • Voltage Rating: 480V AC
  • Current Rating: 2500A
  • Configuration: Single
  • Poles: 3
  • Phase: 3
  • AIC Rating: 200kA@480V
  • Fuse Class: L
  • NEMA Rating: 3R
  • Compatible Frames: THFK
  • Weight: 150 lb
  • Item Subcategory: Bolted Pressure