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XDT and XTT Hazardous Area Transformers

Eaton’s Crouse-Hinds series XDT and XTT hazardous location dry-type transformers provide safe and efficient electric power distribution in the most extreme harsh and hazardous locations. 

Designed to operate in Class I, Division 2 locations where volatile flammable liquids or gases are handled, processed or used, and where ignitable concentrations of gases or vapors are normally prevented by positive mechanical ventilation, such as refineries, chemical and petrochemical plants, mining, corrosive process facilities and indoor/outdoor industrial applications.

XDT and XTT Hazardous Area Transformers

Certifications and compliances

  • Class I, Division 2, Groups A, B, C, D
  • NEMA 3R, 4X
  • UL standards: UL1604, UL5085-1, UL5085-2
  • cUL to C22.2 No. 66 and C22.2 No. 213-M1987

Design features

  • Resin encapsulated core coil assembly for reliable performance in extreme environments
  • NEMA 3R and 4X enclosures provide essential ingress protection
  • 180°C insulation system with 115°C or 95°C winding temperature rise creates optimal loading capabilities
  • Removable hinged door for front access to wiring compartment (XTT only)
  • Custom configurations available to meet customer specifications

Standard materials

  • Enclosure – painted steel (NEMA 3R) or 316 stainless steel (NEMA 4X)
  • Windings – copper or aluminum (optional)
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