Eaton XDT3B45X Dry-Type Transformer - Class I, Division 2

Part Number: XDT3B45X
Manufacturer
Eaton Crouse-Hinds
Part number
XDT3B45X

Quick Summary

The Eaton XDT3B45X dry-type transformer delivers reliable power conversion for hazardous-area installations. In demanding industrial plants, engineers face enclosure integrity, moisture management, and maintenance challenges that hamper uptime. This unit addresses them with resin encapsulation and 316 stainless steel construction, delivering superior corrosion resistance in harsh environments. It meets NEC/CEC standards and holds a Class I, Division 2 hazardous location rating, with a NEMA 4X enclosure for rugged protection. The combination of a 45 kVA three-phase transformer and copper windings, paired with 480 Vac to 208Y/120 Vac outputs, simplifies panel design, reduces wiring complexity, and supports safer, compliant operation across hazardous and classified locations. This translates to lower lifecycle costs and faster deployment in power-distribution systems.

Product Information

Extended Description

XDT3B45X Eaton Crouse-Hinds: Eaton Crouse-Hinds series XDT dry-type transformer, 60 Hz, 45 kVA, 316 stainless steel, Three-phase, 480 Vac, 208Y/120 Vac, Copper windings, Resin encapsulated
Product Name
Eaton Crouse-Hinds series XDT dry-type transformer
Catalog Number
XDT3B45X
UPC
662276424654
Product Length/Depth
28 in
Product Height
27.5 in
Product Width
15.03 in
Product Weight
811 lb
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 2
NEMA Rating
4X
Type
Resin encapsulated
Phase
Three-phase
Primary voltage
480 Vac
Secondary Voltage
208Y/120 Vac
Frequency rating
60 Hz
Material
316 stainless steel
Special features
Copper windings
Resin encapsulation protects windings from moisture and contaminants, reducing insulation degradation and extending service life in damp or dusty environments. The result is improved reliability and fewer outages for chemical processing and oil and gas facilities, lowering maintenance costs and boosting uptime.316 stainless steel construction delivers superior corrosion resistance in wash-down and coastal environments, supporting long-term performance and reducing replacement cycles in harsh facilities. Copper windings enable high efficiency and stable voltage regulation under load variations, minimizing heat and energy waste while improving transient response during motor starts. The 480 Vac primary to 208Y/120 Vac secondary voltage pairing simplifies panel design and wiring, reducing installation time and potential connection errors in control cabinets. A NEMA 4X enclosure and Class I Division 2 rating ensure regulatory compliance and safer operation in hazardous locations, lowering project risk. Compatibility with Eaton SP3D design packages and comprehensive documentation accelerates engineering and procurement, improving overall project timelines.

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FAQs

The XDT3B45X requires careful site planning for its 28 in length, 27.5 in height, and 15.03 in width, plus 811 lb weight. Ensure a clean, level base with secure mounting and crane-accessibility. Plan conduit entries and adequate ventilation to meet NEC/CEC requirements while preserving the integrity of the Class I Division 2/Hazardous Location enclosure.
The transformer provides 480 Vac primary and 208Y/120 Vac secondary in a three-phase 45 kVA configuration with copper windings. This pairing aligns with common industrial controls and MCCs, reducing wiring complexity and enabling straightforward feed-through to downstream equipment while maintaining robust voltage regulation under load.
XDT3B45X carries NEC/CEC compliance, a Class I Division 2 hazardous location rating, and a NEMA 4X enclosure. These certifications matter for safe operation in hazardous environments, enable compliant installation in chemical and oil/gas facilities, and support regulatory approvals, installation planning, and long-term maintenance without redesign.
The resin-encapsulated design and stainless-steel enclosure minimize moisture ingress and corrosion, reducing insulation degradation and maintenance cycles. Copper windings improve efficiency and reduce heat losses, contributing to lower energy use. Overall, these features translate to longer service life, fewer outages, and lower total cost of ownership in demanding production lines.
Key resources include the SP3D Design Package for XDT/XTT transformers, the XDT/XTT flyer, the catalog page, and the Eaton specification sheets. Installation instructions and CAD data are available through Eaton’s downloads, making it easier to validate fit, plan procurement, and ensure code-compliant installation in hazardous areas.