Eaton N48M28T1916 Energy-efficient ventilated transformer - K-Factor 13
Part Number: N48M28T1916
Quick Summary
Eaton N48M28T1916 energy-efficient ventilated transformer is designed for reliable three-phase power distribution in industrial facilities. Maintenance downtime and energy waste are costly, so this unit minimizes losses with a robust ventilated design and high-temperature tolerance. It carries UL Listed, DOE 2016 Efficient, and NEMA 2 enclosure certifications to support compliance and field reliability. The combination of aluminum windings, 200 kVA rating, and floor-mount footprint delivers scalable, long-term value for manufacturing lines and control panels while enabling straightforward installation and predictable ROI. This transformer is well-suited for plants requiring efficient power conversion with tight harmonics management and durable construction.
Product Information
Extended Description
N48M28T1916 Eaton: Eaton K-Factor nonlinear ventilated transformer, Aluminum windings, NEMA 2, FR945, 60 Hz, 220C, 200 kVA, Three-Phase, 480 to 208Y/120, 150C rise, Shielded, DOE 2016, WS62, 283B, K13
Product Name
Eaton K-Factor nonlinear ventilated transformer
Catalog Number
N48M28T1916
UPC
786680244339
Product Length/Depth
33.5 in
Product Height
66.18 in
Product Width
42.18 in
Product Weight
2155 lb
Compliances
DOE2016 Efficient
Certifications
UL Listed
Catalog Notes
10 CFR Part 431 (2016) Efficient
Coil material
Aluminum
Enclosure
NEMA 2
Wiring connection
283B
Type
Energy-efficient ventilated transformer
Frame
945
Insulation
220 °C
Mounting
Floor
Tap size
2 at +2.5%, 4at -2.5%
Frequency rating
60 Hz
Kva Rating
200 kVA
Volt ampere rating
200 kVA
Phase
Three-phase
Primary voltage
480 V
Secondary Voltage
208Y/120 V
Sound Level
NEMA ST-20
Temperature rise
150 °C rise
Efficiency
10 CFR Part 431-2016 (DOE 2016)
Modification 1
Electrostatic shield
Special features
K-factor 13
Weathershield
WS62
Feature: K-Factor 13 nonlinear design manages harmonic currents without excessive heat buildup. Business Impact: reduces copper losses and extends winding life, improving reliability for non-linear loads. Application: ideal for drives and equipment with high harmonic content in metalworking, plastics, and packaging lines. Feature: Aluminum windings with 220 °C insulation enable robust, efficient operation at 60 Hz. Business Impact: lighter weight than copper equivalents and improved thermal margin, supporting longer service life in demanding environments. Application: indoor floor-mounted installations where vibration and dust are present, within a NEMA 2 enclosure. Feature: DOE 2016 Efficient compliance and UL Listed certification ensure regulatory alignment and lower operating costs. Business Impact: energy savings and streamlined procurement with validated performance. Application: facilities aiming to minimize energy penalties and simplify audits across manufacturing cells and distribution panels. Feature: Electrostatic shield (modification) reduces EMI and stray capacitance. Business Impact: smoother operation of sensitive controls and easier grounding practices. Application: control panels and switchgear in complex automation lines. Feature: Tap changer 2 at +2.5% and 4 at -2.5% provides voltage adjustment for supply variation. Business Impact: maintains output performance under fluctuating utility voltage, reducing equipment stress. Application: critical facilities with variable primary voltage, including plant feeders and subpanels. Feature: NEMA 2 enclosure and 200 kVA rating with 480 V primary to 208Y/120 V secondary configuration support indoor, room-grade installations. Business Impact: reliable power distribution with robust environmental protection and compatibility with common industrial buses. Application: electrical rooms and factory floors where space is at a premium and reliable voltage transformation is required.
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FAQs
The N48M28T1916 is designed for floor mounting with a three-phase 208Y/120 V secondary and 480 V primary configuration. Wiring connection is specified as 283B, with a tap changer offering +2.5% and -2.5% adjustments to compensate for voltage variations. This configuration supports straightforward integration into standard electrical rooms and control panels while maintaining compliance with NEMA 2 enclosure requirements.
K-Factor 13 indicates a nonlinear transformer capable of handling harmonics with reduced overheating and EMI. The benefit is lower thermal stress on windings, extended asset life, and shorter maintenance cycles. In practice, this improves reliability for equipment like variable-frequency drives and CNC machines, enabling consistent voltage delivery and minimizing unscheduled downtime.
Yes. The N48M28T1916 provides a 200 kVA rating, 480 V to 208Y/120 V outputs, and a K-Factor 13 design ideal for non-linear loads common in control cabinets and manufacturing lines. Its aluminum windings, 150 °C rise insulation, and NEMA 2 enclosure support reliable indoor installation, while electrostatic shielding helps mitigate EMI in sensitive automation systems.
This transformer is UL Listed and DOE 2016 Efficient, with a NEMA 2 enclosure suited for indoor use. These certifications ensure regulatory compliance, energy efficiency, and safe operation in industrial environments. DOE 2016 efficiency translates to reduced energy losses, contributing to lower operating costs and easier compliance during facility audits and green initiatives.
The combination of DOE 2016 efficiency, 200 kVA rating, and low-heat K-Factor 13 design reduces energy losses and cooling requirements, delivering noticeable energy savings over time. Maintenance needs are typically lower due to improved reliability from the shielded design and robust insulation. ROI improves further with extended service life and reduced downtime in high-uptime production environments.