Eaton N48M28T7521CU K-Factor nonlinear ventilated transformer - UL Listed
Part Number: N48M28T7521CU
Quick Summary
Eaton N48M28T7521CU is a K-Factor nonlinear ventilated transformer designed for robust power conditioning in industrial systems. Tighter tolerances and harmonic-rich loads can push distribution equipment to its limits, increasing heat, wear, and maintenance costs. UL Listed safety certification helps ensure code compliance for industrial installations, while the ventilated design supports efficient cooling in demanding environments. In practice, this transformer integrates with Eaton's power management ecosystem to streamline installation, maintenance, and long-term reliability in data centers, manufacturing lines, and control panels.
Product Information
Extended Description
N48M28T7521CU Eaton: Eaton K-Factor nonlinear ventilated transformer, 75 kVA, Vented XFMR, Three-phase, 480-208Y/120, K13
Product Name
Eaton K-Factor nonlinear ventilated transformer
Catalog Number
N48M28T7521CU
UPC
786689664510
Product Length/Depth
21.13 in
Product Height
36.88 in
Product Width
24.88 in
Product Weight
430 lb
Certifications
UL Listed
Type
Vented XFMR
Kva Rating
75 kVA
Phase
Three-phase
Feature → Business Impact → Application: The N48M28T7521CU delivers a 75 kVA three-phase K-Factor nonlinear profile, which mitigates harmonic distortion and stabilizes voltage under nonlinear loading, reducing equipment wear and improving overall system uptime in demanding facilities. This translates to measurable reliability gains on motor drives, drives and PLC panels, and sensitive electronics—essential for continuous production lines and data-intensive operations. Feature → Business Impact → Application: Ventilated XFMR design enhances cooling efficiency, enabling higher load tolerance and lower enclosure cooling costs in confined electrical rooms, while extending service life through improved thermal management. This is particularly advantageous for plants with dense electrical cabinets or frequent peak loads in automation-heavy environments. Feature → Business Impact → Application: A 480-208Y/120V secondary in a rugged, UL Listed package simplifies integration with standard control panels and switchgear, reducing integration time and risk during commissioning in food & beverage, automotive, and packaging lines. Feature → Business Impact → Application: The 21.13 in depth, 24.88 in width, and 36.88 in height footprint, plus a 430 lb weight, support straightforward installation in many existing spaces, minimizing retrofits and enabling faster project timelines. Feature → Business Impact → Application: The K13-style K-Factor rating communicates harmonic handling capability to procurement and compliance teams, easing specification alignment with electrical codes and plant standards while supporting long-term maintenance planning. Feature → Business Impact → Application: Availability of official Eaton specification sheets and media, including the Transformer Flex Center resource, aids field teams with accurate sizing, electrical clearances, and installation best practices, reducing risk and post-install issues.
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FAQs
The N48M28T7521CU is a three-phase 75 kVA transformer with a 480Y/120V output and a vented design, suitable for ventilated electrical rooms. Dimensions are 21.13 in deep, 24.88 in wide, and 36.88 in tall, with an approximate weight of 430 lb. Plan for adequate clearance around the unit, ensure proper cooling airflow, and position clearances to meet UL Listed requirements. Use compatible isolation and mounting hardware and verify input/output wire sizing per the spec sheet to ensure safe, code-compliant installation.
This transformer delivers a 75 kVA rating in a three-phase configuration with a K-Factor nonlinear profile, identified as K13 in product materials. It supports harmonic mitigation and voltage stabilization under nonlinear loads typical of motor drives and power electronics. The 480Y/120V secondary enables straightforward integration with standard control panels, PLCs, and automation gear, reducing distortion and improving equipment life in demanding environments.
Yes. Its K-Factor nonlinear behavior reduces harmonic impact from drives and power supplies, which is critical in data centers and manufacturing lines with dense power loads. The vented design aids cooling in cabinet-heavy installations, while the UL Listed certification supports regulatory compliance and safer operation. The 75 kVA rating matches many mid-scale distributions, enabling reliable power conditioning without excessive footprint.
The N48M28T7521CU is UL Listed, indicating compliance with rigorous safety standards for electrical equipment. UL Listing supports broader eligibility for regulated facilities and simplifies procurement by meeting safety and performance expectations. While other certifications are not listed in the provided data, UL certification remains a critical factor for code compliance and insurance requirements in industrial environments.
Maintenance benefits stem from robust ventilation, a simple air-cooled design, and a solid UL-listed baseline, which reduces troubleshooting complexity. The 75 kVA, three-phase profile supports high availability with predictable performance under harmonic loads, lowering unplanned downtime and repair costs. ROI is driven by improved reliability, reduced cooling costs due to ventilation, and accelerated project timelines from simpler installation and integration with existing Eaton power-management ecosystems.