Eaton V48M63T25CUNV Transformer - UL Listed DT-3
Part Number: V48M63T25CUNV
Quick Summary
Eaton V48M63T25CUNV is a three-phase dry-type distribution transformer for plant-level power distribution. Sourcing a compact, UL-listed unit with reliable taps and copper windings helps minimize downtime and simplify upgrades in space-constrained electrical rooms. Featuring 2 taps at +2.5% and 4 taps at -2.5%, a 150°C rise, and a 25 kVA rating, it delivers voltage stability for sensitive controls. UL Listed certification, copper windings, and a rugged DT-3 design underpin safety, compliance, and long service life in demanding environments. With a 25 kVA rating and a compact 914DN frame, it reduces footprint while delivering dependable power distribution for motors, controls, and panelboards.
Product Information
Extended Description
V48M63T25CUNV Eaton: General-Purpose Transformer, Dry Type Distribution, DT-3, Three-phase, PV: 480V, Taps: 2 at +2.5% FCAN, 4 at -2.5% FCBN, SV: 230Y/133V, 150°C, 25 kVA, Cu windings, Frame: 914DN
Product Name
Eaton Totally enclosed non-ventilated transformer
Catalog Number
V48M63T25CUNV
UPC
786680095030
Product Length/Depth
22 in
Product Height
39.18 in
Product Width
29 in
Product Weight
583 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
Coil material
Copper
Design
DT-3
Frame
914DN
Tap size
2 at +2.5% FCAN, 4 at -2.5% FCBN
Type
Dry Type Distribution Transformer
Frequency rating
60 Hz
Kva Rating
25 kVA
Phase
Three-phase
Primary voltage
480 V
Secondary Voltage
230Y/133 V
Temperature rise
150 °C rise
Totally enclosed non-ventilated construction protects copper windings from dust and moisture, reducing maintenance and extending service life. This enclosure design minimizes indoor air ingress, boosting reliability in busy electrical rooms and ideal for plant-level distribution in manufacturing facilities and process lines where space is at a premium. Three-phase 480 V primary with a 230Y/133 V secondary and a 25 kVA rating supports standard industrial loads, simplifies wiring, and enables straightforward integration with MCCs and distribution boards. Voltage taps include two at +2.5% and four at -2.5%, enabling fine voltage regulation under fluctuating loads and reducing nuisance trips for motor starts and critical control circuits. Copper windings deliver high conductivity with robust thermal performance, supporting a 150°C rise and efficient operation in demanding environments. The 914DN frame provides a compact footprint for retrofit and new installations, while UL Listed certification supports safety compliance and rapid audit readiness. Warranty aligned with Eaton policy offers peace of mind during commissioning and ongoing service.
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FAQs
The V48M63T25CUNV is designed for 480 V three-phase primary systems and delivers a 230Y/133 V secondary, suitable for standard industrial loads such as motor controls and control panels. The 60 Hz rating aligns with utility power in most manufacturing facilities, enabling straightforward integration with existing electrical infrastructure and minimizing reconfiguration needs.
With a 22 in L, 39.18 in H, and 29 in W footprint and a 583 lb weight, plan for accessible service clearances and reinforced mounting. The totally enclosed non-ventilated DT-3 design reduces enclosure openings, improving cleanliness and reliability in tight spaces. Ensure appropriate front/side access for taps and wiring during commissioning and future maintenance.
The V48M63T25CUNV carries UL Listed certification, supporting compliance with safety and installation codes for industrial equipment. The DT-3 dry-type design and copper windings further bolster reliability and performance in indoor power distribution applications, making it suitable for controlled environments and panelboard installations.
Eaton provides a one-year warranty from installation or eighteen months from shipment, whichever occurs first. Coupled with copper windings and a robust DT-3 enclosure, this transformer is designed for low maintenance and long service life, reducing total cost of ownership in high-demand facilities.
ROI is driven by reliability, reduced downtime, and easier maintenance. The 25 kVA rating supports essential loads with stable voltage via precise taps, minimizing trips and protecting downstream equipment. Compact, durable construction and UL certification also streamline compliance costs and retrofit timeline for electrical distribution upgrades.