Eaton V48M28E45CUNV Transformer - UL Listed, TE-NV
Part Number: V48M28E45CUNV
Quick Summary
The Eaton V48M28E45CUNV transformer is a dry-type, totally enclosed transformer designed for three-phase power distribution in industrial controls. For engineers pressed by space constraints, heat, and panel maintenance, this unit offers a compact footprint with robust protection. UL Listed certification underpins compliance in electrical assemblies, while its DT-3 dry-type design and 150°C rise support demanding environments. Beyond basic specs, the transformer delivers reliable secondary 208Y/120V for control circuits and automation panels, aligning with broader power-management strategies. With copper windings, electrostatic shielding, and a 916AN frame, it tolerates thermal and electrical stress while simplifying installation. Customers also gain from configurable taps and industry-standard 60 Hz operation, enabling smoother voltage regulation in changing load profiles.
Product Information
Extended Description
V48M28E45CUNV 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, 45 kVA, Cu windings, Elec. Shield, Frame: 916AN
Product Name
Eaton Totally enclosed non-ventilated transformer
Catalog Number
V48M28E45CUNV
UPC
786680049194
Product Length/Depth
23.42 in
Product Height
46.58 in
Product Width
28.22 in
Product Weight
943 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
916AN
Tap size
2 at +2.5% FCAN, 4 at -2.5% FCBN
Type
Dry Type Distribution Transformer
Frequency rating
60 Hz
Kva Rating
45 kVA
Phase
Three-phase
Primary voltage
480 V
Secondary Voltage
208Y/120 V
Temperature rise
150 °C rise
Special features
Electrostatically shielded
Feature → TE-NV enclosure reduces dust, moisture, and airborne contaminants exposure, boosting MTBF and lowering maintenance costs in harsh factory environments. Business Impact → Extends equipment life and reduces unplanned downtime, improving uptime metrics in manufacturing cells. Application → Ideal for indoor control panels and dry-location installations where protection and reliability are required. Feature → Copper windings with a 150°C rise rating deliver efficient conduction and insulation headroom for demanding loads. Business Impact → Improves energy efficiency and resilience to temporary overloads, lowering operating temperatures and reducing cooling requirements. Application → Suitable for mid-range automation gear and machine controls in high-heat plant rooms. Feature → 45 kVA three-phase performance with 480 V primary and 208Y/120 V secondary. Business Impact → Matches typical panelboard and distribution needs, enabling standardization across multiple lines. Application → Power medium-load drives and sensor-rich automation circuits. Feature → Tap settings of 2 at +2.5% FCAN and 4 at -2.5% FCBN provide voltage regulation under fluctuating loads. Business Impact → Maintains output voltage within tolerance, protecting sensitive electronics. Application → Use in environments with varying load profiles and electrical disturbances. Feature → 916AN frame, electrostatic shield, and shielded construction improve EMI integrity and mechanical robustness. Business Impact → Reduces interference with drives and PLCs, improving signal integrity and control reliability. Application → Integrates with Eaton DT-3 family components in compact installations. Feature → UL Listed certification and a one-year (or 18-month from shipment) warranty offer regulatory confidence and protection. Business Impact → Accelerates procurement cycles and lowers total-cost-of-ownership through recognized compliance and strong service support. Application → Preferred in regulated industrial settings where traceability and serviceability matter.
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FAQs
When mounting the V48M28E45CUNV, ensure indoor, dry locations with adequate clearance for 23.42 in depth, 46.58 in height, and 28.22 in width. Weighting at 943 lb, provide secure mounting and access for taps and terminations. The TE-NV enclosure minimizes dust ingress, while the electrostatic shield reduces EMI with nearby drives and PLCs. Verify 60 Hz supply compatibility and ensure panel space accommodates the 916AN frame for ease of installation and future serviceability.
This transformer delivers 45 kVA in a three-phase configuration with a 480 V primary and 208Y/120 V secondary, operating at 60 Hz. Copper windings improve efficiency and heat tolerance, while a 150°C rise rating provides insulation headroom under peak load. The DT-3 design and shielded construction support stable output in demanding automation environments, minimizing voltage drop and improving control reliability.
Yes. It features taps: 2 at +2.5% FCAN and 4 at -2.5% FCBN, enabling precise voltage regulation during load fluctuations. This capability helps maintain tight tolerance for sensitive controls, PLC inputs, and drives. The combination of high-quality copper windings and robust insulation supports consistent voltage delivery across a range of operating conditions.
The unit is UL Listed, assuring compliance with electrical safety standards for industrial installations. Warranty is Eaton’s policy: one year from installation or eighteen months from shipment, whichever comes first. This provides a clear protection window and supports maintenance planning, part replacement, and service coordination in a manufacturing environment.
The V48M28E45CUNV uses the DT-3 design and 916AN frame, matching other DT-3 components for modular panel builds and standardized installation. The electrostatic shield and copper windings complement the DT-3 family’s reliability in dry-type distribution transformers. This integration simplifies design validation, stocking, and field retrofit in automation and power-distribution architectures.