Eaton N52M28F75CUEE transformer - UL Listed, 75 kVA
Part Number: N52M28F75CUEE
Quick Summary
The Eaton N52M28F75CUEE transformer delivers high-capacity three-phase power for industrial facilities. Engineers often contend with voltage drift, heat, and harmonic currents that shorten equipment life and trigger outages; this unit mitigates those risks with a robust K-Factor nonlinear design and configurable taps. UL Listed and NEMA TP-1 efficient, it also features a NEMA 2 enclosure, copper windings, and electrostatic shielding to support compliant, reliable operation in demanding environments. Designed for indoor and machine-room deployments, it provides a clear path to improved power quality, reduced downtime, and lower lifecycle costs through durable construction and proven performance at 460 V primary and 208Y/120 V secondary.
Product Information
Extended Description
N52M28F75CUEE Eaton: Eaton K-Factor nonlinear ventilated transformer, KT-13 (3-phase), PV 460V, Taps: 2 at +2.5% /4 at -2.5%, SV 208Y/120V, 115°C rise, 75 kVA, Copper windings, EE
Product Name
Eaton K-Factor nonlinear ventilated transformer
Catalog Number
N52M28F75CUEE
UPC
786680103179
Product Length/Depth
23.42 in
Product Height
48.56 in
Product Width
28.22 in
Product Weight
944 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
NEMA TP-1 efficient
Coil material
Copper
Enclosure
NEMA 2
Wiring connection
283I
Type
Nonlinear, ventilated transformer
Frame
916A
Tap size
2 at +2.5% FCAN, 4 at -2.5% FCBN
Frequency rating
60 Hz
Volt ampere rating
75 kVA
Phase
Three-phase
Primary voltage
460 V
Secondary Voltage
208 Y/120 V
Temperature rise
115 °C rise
Special features
Electrostatically shielded
Weathershield
WS19
Commercial Distribution, Transformers, Volume 2, Tab 2
Eaton's Transformer Flex Center
Eaton Specification Sheet - N52M28F75CUEE
Feature: K-Factor nonlinear ventilated design and 60 Hz three-phase operation. Benefit: Improves harmonic handling and voltage stability under nonlinear loading, reducing upstream equipment stress and extending motor life in heavy-use environments. Application: data centers, manufacturing lines, and process controls where harmonics are a concern. Feature: Copper windings with a 115 C rise rating. Benefit: Higher thermal capacity and lower copper losses translate to improved efficiency and cooler operation in hot facilities. Application: high ambient plants and switchgear rooms demanding robust thermal margins. Feature: 75 kVA rating with 460 V primary and 208 Y/120 V secondary. Benefit: Supports mid to large loads with flexible voltage transformation, enabling reliable distribution to critical equipment. Application: control panels, PLC networks, and MCCs. Feature: Tap settings at 2 at +2.5 percent and 4 at -2.5 percent. Benefit: Precise voltage regulation to compensate for supply variance and load swings, reducing under or over voltage events. Application: plants with variable loads and long feeder runs. Feature: Electrostatic shielding and optional WS19 weather shield. Benefit: EMI reduction and outdoor or harsh environment resilience, improving long term reliability. Application: industrial yards, plants with nearby EMI sources, and weather-exposed installations. Feature: NEMA 2 enclosure, UL Listed, and NEMA TP-1 efficiency notes. Benefit: Compliance assurance and predictable performance with proven efficiency standards, helping procurement and maintenance planning. Application: regulated environments and audit-ready installations. Feature: Dimensions and weight of 23.42 in L, 28.22 in W, 48.56 in H, and 944 lb. Benefit: Space planning and equipment layout become straightforward, with confident handling during installation. Application: retrofit projects and new builds where footprint is constrained.
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FAQs
The N52M28F75CUEE is a three-phase 60 Hz transformer rated for 75 kVA with a 460 V primary and 208Y/120 V secondary. It supports standard industrial power distribution from control panels to MCCs, and its taps allow voltage regulation to compensate for supply and load variations.
It features a K-Factor nonlinear ventilated design with copper windings and electrostatic shielding to reduce harmonic impact on upstream equipment. The design, combined with precise voltage taps, helps maintain voltage quality under nonlinear loading, improving equipment lifespan and process stability.
Yes. With 75 kVA capacity, 460 V primary, and 208Y/120 V secondary, the transformer provides stable voltage transformation for critical loads. Its robust construction and cooling characteristics support continuous operation in demanding environments typical of data centers and manufacturing lines.
The unit is UL Listed and noted as NEMA TP-1 efficient with a NEMA 2 enclosure. These certifications support compliance in regulated facilities and align with efficiency targets in industrial procurement and maintenance planning.
Warranty is one year from installation or eighteen months from shipment, whichever occurs first. This, along with the transformer’s efficient design and durable copper windings, helps reduce lifecycle costs and supports predictable maintenance planning for ROI.