Eaton V48M28T49NV Transformer - DT-3, UL Listed
Part Number: V48M28T49NV
Quick Summary
Eaton V48M28T49NV transformer provides reliable dry-type power distribution for industrial facilities. This unit is designed for 480 V primary to 208Y/120 V secondary, ideal where space is at a premium and ventilation is limited. Facilities often confront maintenance costs and reliability concerns with vented transformers in harsh environments. UL Listed certification supports safety compliance, while the DT-3 dry-type design and aluminum windings optimize efficiency and service life. By delivering precise voltage regulation with robust construction, this transformer enables streamlined procurement and lower total cost of ownership across manufacturing, processing, and heavy industrial applications.
Product Information
Extended Description
V48M28T49NV 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: 208Y/120V, 150°C, 150 kVA , Al windings , Frame: 923
Product Name
Eaton Totally enclosed non-ventilated transformer
Catalog Number
V48M28T49NV
UPC
786680004353
Product Length/Depth
32.65 in
Product Height
57.54 in
Product Width
36.69 in
Product Weight
1700 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
Aluminum
Design
DT-3
Frame
923
Tap size
2 at +2.5% FCAN, 4 at -2.5% FCBN
Type
Dry Type Distribution Transformer
Frequency rating
60 Hz
Kva Rating
150 kVA
Phase
Three-phase
Primary voltage
480 V
Secondary Voltage
208Y/120 V
Temperature rise
150 °C rise
Feature: Dry-type, Totally Enclosed Non-Ventilated (TENV) construction. Business Impact: Reduces dust ingress, lowers maintenance, and improves reliability in dusty or hot plant environments. Application: Ideal for equipment rooms and service bays where ventilation is limited. Feature: 150 kVA, three-phase, 60 Hz, 480 V primary to 208Y/120 V secondary. Business Impact: Ensures scalable power distribution with clean voltage transfer, supporting motor drives and control panels. Application: Manufacturing lines, packaging equipment, and process controls. Feature: Aluminum windings. Business Impact: Enhanced thermal performance and lower oxidation risk, contributing to longer service life and lower cooling needs. Application: Harsh industrial locations with demanding duty cycles. Feature: Tap changer options: 2 taps at +2.5% and 4 taps at -2.5%. Business Impact: In-situ voltage regulation to compensate for supply variations, reducing downtime and equipment stress. Application: Facilities with fluctuating feeders or long feeders to the load. Feature: Frame 923, dimensions 32.65 in L x 57.54 in H x 36.69 in W and 1700 lb weight. Business Impact: Provides a sturdy mount and compatibility with standard rigging and foundation plans; uniform handling reduces installation risk. Application: Skid-mounted or rack-based installations in industrial plants. Feature: Temperature rise of 150°C. Business Impact: Indicates robust insulation and tolerance to elevated operating temperatures, boosting reliability. Application: Environments with limited cooling or higher ambient temps. Feature: Certifications UL Listed. Business Impact: Fast-tracks safety compliance and procurement approvals for regulated facilities. Application: Industrial automation, data centers, and utility-grade installations. Feature: Warranty: Eaton Selling Policy 25-000, 1 year from installation or 18 months from shipment. Business Impact: Clear service expectations and vendor support for maintenance planning. Application: Long-term asset management and vendor accountability.
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FAQs
The transformer provides a 480 V primary and a 208Y/120 V secondary, operating at 60 Hz with a 150 kVA rating for three-phase power distribution.
Yes. It uses a dry-type, totally enclosed non-ventilated (TENV) design with aluminum windings, which minimizes maintenance and ingress of dust while remaining suited for tough industrial settings.
The unit weighs 1700 lb and uses frame 923 with dimensions of 32.65 in L x 57.54 in H x 36.69 in W. Ensure proper foundation, lifting equipment, and clearance for service access during installation.
Yes. The V48M28T49NV is UL Listed, confirming conformity with established electrical safety standards for industrial transformers.
Official specs are available in the Eaton datasheets and catalog downloads, including the Eaton Specification Sheet for V48M28T49NV and the Commercial Distribution catalog volume 2. Warranty terms follow Eaton's policy 25-000: 1 year from installation or 18 months from shipment.