Eaton N48M28T45AFCUEESRL K-Factor nonlinear ventilated transformer - NEMA TP-1
Part Number: N48M28T45AFCUEESRL
Quick Summary
Eaton N48M28T45AFCUEESRL is a K-Factor nonlinear ventilated transformer for three-phase power distribution in industrial facilities. Engineers often battle heat, efficiency losses, and reliability when serving heavy or variable loads. UL Listed and NEMA TP-1 compliant, with fungus-proof construction and a 150°C rise, support safe, durable operation. The unit’s copper windings, 45 kVA rating, and robust frame enable predictable performance and long-term savings in control panels and distribution gear. With these features, it remains a practical upgrade for modernizing electrical rooms while improving efficiency and compliance across demanding environments.
Product Information
Extended Description
N48M28T45AFCUEESRL Eaton: Eaton K-Factor nonlinear ventilated transformer, KT-13 (3-phase), PV 480V, Taps: 2 at +2.5% /4 at -2.5%, SV 208Y/120V, 150°C rise w/ 200°C insulation systeam, 45 kVA, Fungus proof, Copper windings, EESRL
Product Name
Eaton K-Factor nonlinear ventilated transformer
Catalog Number
N48M28T45AFCUEESRL
UPC
786680053467
Product Length/Depth
22 in
Product Height
39 in
Product Width
29 in
Product Weight
590 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.
Compliances
NEMA TP-1 Compliant
Certifications
UL Listed
Catalog Notes
Nema TP-1 efficient, Fungus proof, Certified sound level report
Coil material
Copper
Frame
914D
Tap size
2 at +2.5% FCAN, 4 at -2.5% FCBN
Frequency rating
60 Hz
Volt ampere rating
45 kVA
Phase
Three-phase
Primary voltage
480 V
Secondary Voltage
208 Y/120 V
Temperature rise
150 °C rise
Special features
Electrostatically Shielded
Weathershield
WS39
Commercial Distribution, Transformers, Volume 2, Tab 2
Eaton's Transformer Flex Center
Eaton Specification Sheet - N48M28T45AFCUEESRL
Feature: K-Factor nonlinear ventilated design effectively manages non-linear heating in high-load drives and power supplies. Business Impact: reduces hotspot formation and energy losses, delivering more predictable temperatures and longer transformer life. Application: ideal for motor drives, presses, and other variable-load equipment in manufacturing lines. Feature: Copper windings provide low resistive losses and superior conductivity. Business Impact: cooler operation, lower standby power losses, and improved reliability. Application: suits compact panels with strict efficiency targets and extended service life. Feature: Tap changes offer +2.5% and -2.5% adjustments to maintain output under supply fluctuations. Business Impact: voltage stability reduces equipment stress and extends lifetime. Application: critical in facilities with long feeders or variable utility voltages. Feature: Frame 914D with a footprint of 22 in depth, 29 in width, and 39 in height, weighs 590 lb. Business Impact: solid mechanical compatibility and manageable installation within standard electrical rooms. Application: retrofit or new-build panels where space planning matters. Feature: Fungus-proof construction, electrostatic shielding, and WS39 weathershield. Business Impact: enhanced reliability in damp or contaminated environments and protection against environmental ingress. Application: manufacturing floors, outdoor-rated enclosures, and humid plants. Feature: UL Listed and NEMA TP-1 compliant with a 1-year warranty (or 18 months from shipment). Business Impact: regulatory alignment and predictable service life for maintenance planning. Application: critical infrastructure in process industries and automated facilities.
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FAQs
Plan for the unit’s 39 in height and 29 in width with a 22 in depth footprint and a weight of 590 lb. Mount on a sturdy base or within standard 914D frame enclosures, provide adequate ventilation, and connect to a 480 V primary with a 208Y/120 V secondary. Use the taps at +2.5% or -2.5% to fine-tune voltage during commissioning and verify clearances per NEMA TP-1 guidelines.
The unit is a 45 kVA, three-phase transformer rated for 60 Hz with a 480 V primary and 208Y/120 V secondary. It offers 2 taps at +2.5% and 4 taps at -2.5%, copper windings, 150°C rise, and electrostatic shielding with WS39 protection. It complies with NEMA TP-1 and UL Listed, ensuring reliability in industrial settings.
Yes. It features fungus-proof construction, electrostatic shielding, UL listing, and NEMA TP-1 compliance, along with WS39 weathershield compatibility, making it suitable for humid or contaminated environments typically found in industrial plants.
It is UL Listed and NEMA TP-1 compliant. These certifications confirm safety, performance under standard electrical codes, and suitability for commercial or industrial distribution installations, reducing compliance risk for project teams.
Copper windings and efficient K-Factor design reduce losses and heat, contributing to energy savings over time. The robust build, protective features, and standard warranty support predictable downtime and lower lifecycle costs in control panels and power distribution gear, enhancing overall ROI for facilities with variable electrical loads.