Eaton V48D64T35CUNV Transformer - UL Listed Indoor-Outdoor
Part Number: V48D64T35CUNV
Quick Summary
The Eaton V48D64T35CUNV transformer delivers compact, totally enclosed power distribution for industrial plants. In harsh plant environments, heat, dust, and limited service access can shorten transformer life and raise maintenance costs. UL Listed safety certification and indoor-outdoor readiness support dependable, long-life operation across controlled and rugged facilities. With copper windings and a 35 kVA rating, it helps optimize energy use, simplify panel design, and improve overall equipment efficiency.
Product Information
Extended Description
V48D64T35CUNV Eaton: Eaton Totally enclosed non-ventilated transformer DT-3E Three-phase 480 DELTA 2 at +2.5% FCAN 2 at -2.5% FCBN 240Y/139V 150°C 35 kVA Copper windings 916AN 266W 60 Hz
Product Name
Eaton Totally enclosed non-ventilated transformer
Catalog Number
V48D64T35CUNV
UPC
786680114267
Product Length/Depth
23.42 in
Product Height
46.58 in
Product Width
28.22 in
Product Weight
865 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Certifications
UL Listed
Catalog Notes
Totally enclosed non-ventilated DS-3 or DT-3.
Coil material
Copper
Design
DT-3E
Frame
916AN
Tap size
2 at +2.5% FCAN 2 at -2.5% FCBN
Type
Totally enclosed non-ventilated transformer
Wiring connection
266W
Frequency rating
60 Hz
Kva Rating
35 kVA
Phase
Three-phase
Primary voltage
480 V
Secondary Voltage
240Y/139 V
Temperature rise
150 °C rise
Weathershield
Indoor-Outdoor
Feature: Totally enclosed non-ventilated DT-3E design protects windings from dust and moisture, reducing maintenance and extending service life. Business Impact: Higher uptime and lower corrective maintenance in demanding environments. Application: Ideal for indoor enclosures and outdoor installations where exposure to pollutants is a concern. Feature: 480 V primary delta and 240Y/139 V secondary provides direct compatibility with common industrial power systems, enabling seamless integration into control panels and machine centers. Business Impact: Simplified wiring, reduced installation time, and improved voltage regulation. Application: Manufacturing lines and process equipment requiring reliable step-down distribution. Feature: Copper windings and a robust 916AN frame deliver efficient energy transfer with strong thermal performance. Business Impact: Lower I2R losses, better temperature management, and longer transformer life. Application: Critical plant equipment and high-load devices where efficiency matters. Feature: Tap change capability with 2 at +2.5% FCAN and 2 at -2.5% FCBN provides precise voltage regulation under varying load. Business Impact: Maintains downstream equipment performance and reduces nuisance tripping. Application: Panels and machines sensitive to voltage drift. Feature: Weathershield indoor-outdoor design and a heavy 865 lb footprint signal solid durability and secure mounting. Business Impact: Reduced protection concerns in mixed environments and simpler site installation planning. Application: Industrial facilities, data centers, and outdoor enclosures demanding rugged construction. Feature: UL Listed safety certification and Eaton warranty support ensure regulatory compliance and predictable lifecycle costs. Business Impact: Lower risk, streamlined procurement, and confident maintenance planning. Application: Any mission-critical power distribution scenario where reliability and safety matter.
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FAQs
Plan for a concrete or reinforced mounting surface to support the 865 lb unit, with clearance for intake and exhaust where applicable. Ensure proper enclosure, indoor-outdoor positioning, and access to primary and secondary terminations. Verify compatibility with 480 V delta systems and 240Y/139 V secondary circuits, and account for 60 Hz operation in the facility electrical design.
It is a 35 kVA, three-phase transformer with 480 V primary (delta) and 240Y/139 V secondary, rated for 60 Hz. The windings are copper, the frame is 916AN, and it provides a 150 °C temperature rise with taps at +2.5% FCAN and -2.5% FCBN to help regulate voltage under load.
Yes. The V48D64T35CUNV features an indoor-outdoor weathershield and a totally enclosed non-ventilated design, enabling reliable installation in varied environments while minimizing dust ingress and moisture exposure.
This transformer is UL Listed, signifying compliance with safety standards for electrical equipment used in industrial power distribution. The UL listing supports regulatory acceptance in most regions and helps streamline procurement and installation in critical facilities.
The enclosure design, copper windings, and solid frame reduce maintenance needs and improve reliability, contributing to lower lifecycle costs. The 35 kVA rating supports scalable power distribution with voltage regulation via taps, supporting steady downstream performance and faster time-to-value in new or expanding facilities.