Eaton N48D28F3021CU Transformer - K13 UL Listed
Part Number: N48D28F3021CU
Quick Summary
The Eaton transformer N48D28F3021CU provides reliable, efficient power conditioning for three-phase industrial power systems. Many plants struggle with energy losses and downtime from aging transformers, driving maintenance costs and productivity risk. It meets DOE2016 Efficient standards, carries UL Listed safety certification, and employs a K13 nonlinear design to handle harmonic loads. For engineers and procurement teams, this transformer delivers ongoing reliability while reducing heat and energy waste. With a 480 V primary and 208Y/120 V secondary, D-Taps for loading flexibility, and a ventilated construction, it supports scalable power distribution in data centers, manufacturing lines, and regulated facilities. The combination of efficiency, safety, and load adaptability translates to lower operating costs and simpler compliance.
Product Information
Extended Description
N48D28F3021CU Eaton: Eaton NG K-Factor Design, DOE2016,CU, D-Taps, 30KVA K13 VENTD XFMR 3Phase 480-208Y/120,480V
Product Name
Eaton K-Factor nonlinear ventilated transformer
Catalog Number
N48D28F3021CU
UPC
786689674885
Product Length/Depth
21.13 in
Product Height
36.88 in
Product Width
24.88 in
Product Weight
430 lb
Compliances
DOE2016 Efficient
Certifications
UL Listed
Type
K13
Primary voltage
480 V
K13 nonlinear K-Factor design reduces heating under nonlinear loads, improving voltage regulation and extending transformer life in drives and multiplexed control systems, enabling safer operation and reduced maintenance costs. The DOE2016 Efficient rating lowers energy losses, delivering measurable operating cost reductions and cooler equipment environments in hot industrial rooms. UL Listed certification simplifies safety compliance and accelerates project approvals for facilities with stringent electrical standards, from manufacturing floors to healthcare environments. With 480 V primary and 208Y/120 V secondary plus D-Taps, load matching is easier and more precise, supporting scalable power distribution and seamless integration with VFDs and other nonlinear loads. The ventilated, three-phase construction enhances thermal performance, enabling longer runtime in continuous operation scenarios and reducing the need for frequent service interrupts. This design also pairs well with standard electrical room layouts, aiding straightforward installation and panel compatibility. Overall, operators gain reliability, compliance, and cost efficiency with a transformer tuned for demanding industrial environments.
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FAQs
This three‑phase transformer uses a 480 V primary and 208Y/120 V secondary. Plan for proper ventilation, a dedicated electrical enclosure, and space for the 430 lb unit. D‑Tap options provide loading flexibility, while UL Listed safety aids code compliance. Verify service clearance, mounting provisions, and panel compatibility per Eaton’s installation guide.
N48D28F3021CU employs a K13 nonlinear K‑Factor design to handle nonlinear loads like VFDs, improving fault tolerance and voltage regulation. It features a 480 V primary and 208Y/120 V secondary, with DOE2016 Efficient performance. D‑Tap configurations support voltage adjustments under load, and its three‑phase arrangement suits industrial power distribution needs.
Yes. The K‑Factor K13 design is specifically intended for nonlinear loads, helping mitigate harmonic current and reduce transformer overheating. DOE2016 efficiency lowers operating costs, while robust ventilation maintains temperature limits in data centers and manufacturing environments. It pairs well with drives, controllers, and other power‑sensitive equipment requiring stable voltage.
The unit is UL Listed for safety and meets DOE2016 Efficient performance, with K13 K‑Factor designation for nonlinear loads. It provides 480 V input and 208Y/120 V output, and includes D‑Tap options for load flexibility. These certifications support regulatory compliance and safer operation in regulated facilities, including data centers and industrial plants.
Expect lower energy losses from DOE2016 efficiency and reduced heat buildup due to K13 design, translating to decreased cooling requirements and longer component life. UL safety certification simplifies compliance and procurement. D‑Tap flexibility improves load matching, contributing to reduced maintenance needs and higher uptime in critical facilities and continuous‑operation environments.