Eaton N48M47T4516CUSRTR-US Transformer - DOE2016 Efficient
Part Number: N48M47T4516CUSRTR-US
Quick Summary
Eaton N48M47T4516CUSRTR-US is a three-phase transformer that delivers reliable power distribution for industrial facilities. Too often, aging or undersized units cause voltage instability, overheating, and costly downtime during peak production. This model meets DOE2016 efficiency standards and UL Listed certification, with a rugged NEMA 3R enclosure suitable for indoor or outdoor installations. With copper windings and a K-Factor 13 design, it minimizes losses and harmonic-related stress. In practice, it supports tighter voltage regulation and longer service life, translating into lower operating costs for manufacturing lines, data centers, and processing plants requiring stable 480V delta to 480Y/277V service plus robust protection.
Product Information
Extended Description
N48M47T4516CUSRTR-US Eaton: EATON 45 KVA VENTD XFMR, DOE 2016, 60HZ, 3-PHASE, 480 DELTA, 480Y/277V NEMA ST-20, 150°C RISE, NEMA 3R, CASE B+, 220°C, MADE IN AMERICA, 2 at +2.5% FCAN, 4 at -2.5% FCBN
Product Name
Eaton K-Factor nonlinear ventilated transformer
Catalog Number
N48M47T4516CUSRTR-US
UPC
786689907051
Product Length/Depth
20 in
Product Height
38.5 in
Product Width
28.5 in
Product Weight
480 lb
Compliances
DOE2016 Efficient
Certifications
UL Listed
Coil material
Copper
Enclosure
NEMA 3R
Frame
CASE B+
Insulation
220 °C
Tap size
2 at +2.5% FCAN, 4 at -2.5% FCBN
Frequency rating
60 Hz
Kva Rating
45 kVA
Phase
Three-phase
Primary voltage
480 V delta
Secondary Voltage
480Y/277 V
Sound Level
NEMA ST-20
Temperature rise
150 °C rise
Efficiency
10 CFR Part 431-2016 (DOE 2016)
Modification 1
Made in America
Special features
MADE IN USA, K-FACTOR 13, COPPER WINDINGS, CERT. PROD & SOUND TEST REPORTS
Weathershield
Not required
Feature: 45 kVA three-phase nonlinear ventilated transformer — Business Impact — Application: Delivers ample headroom for load growth with efficient heat dissipation in demanding industrial environments, reducing the risk of voltage drop during peak demand; Applicable to manufacturing lines and equipment rooms that demand consistent power quality. Feature: 60 Hz frequency rating with 480 V delta primary and 480Y/277 V secondary — Business Impact — Application: Supports common industrial distribution schemes, enabling seamless integration with existing switchgear and cross-system coordination; Ideal for facilities upgrading from legacy 480V systems. Feature: Copper windings — Business Impact — Application: Improves conductivity and reduces resistive losses, boosting overall efficiency and extending transformer life in continuous operation scenarios; Beneficial for high-demand production cycles and data center cabinets. Feature: NEMA 3R enclosure — Business Impact — Application: Offers outdoor and semi-exposed installation resilience, lowering enclosure-related maintenance and weather-related risks; Suitable for loading docks, exterior service rooms, and protected outdoor spaces. Feature: 150 °C rise insulation and 220 °C insulation rating — Business Impact — Application: Withstands higher operating temperatures, preserving insulation integrity under overload or ambient heat; Reassures maintenance teams during peak seasons in factories or process plants. Feature: Tap changer 2 at +2.5% FCAN, 4 at -2.5% FCBN — Business Impact — Application: Provides fine voltage regulation to match end-use equipment tolerances, reducing voltage-related production variance and equipment stress. Feature: CASE B+ frame, 20 in L × 38.5 in H × 28.5 in W, 480 lb weight — Business Impact — Application: Clear installation footprint with straightforward rack or pad mounting; simplifies retrofit projects and minimizes structural reinforcements. Feature: UL Listed, DOE2016 Efficient, K-Factor 13 — Business Impact — Application: Meets essential safety and energy performance benchmarks, supporting regulatory compliance and lower lifecycle costs. Feature: Copper windings, 3P, NEMA ST-20 sound reference — Business Impact — Application: Delivers dependable operation with predictable acoustics, aiding placement decisions in noise-sensitive areas. Overall, the N48M47T4516CUSRTR-US combines robust electrical performance with practical installation advantages, tailored for industries pursuing reliability, energy efficiency, and compliant power distribution.
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FAQs
Plan for a three-phase footprint with adequate clearance around the 480 V delta primary and 480Y/277 V secondary connections. The unit weighs about 480 lb and uses a CASE B+ frame with NEMA 3R enclosure, suitable for indoor or outdoor mounting. Ensure proper mounting hardware, electrical clearance, tap access (2 at +2.5% FCAN, 4 at -2.5% FCBN), and alignment with existing switchgear to maintain voltage integrity and meet DOE2016 efficiency goals.
Key specs include 45 kVA rating, 60 Hz frequency, three-phase configuration, primary 480 V delta, secondary 480Y/277 V, copper windings, insulation rated at 220 °C, temperature rise of 150 °C, and a K-Factor 13. It is UL Listed and DOE2016 Efficient, with a NEMA ST-20 sound reference, making it suitable for demanding industrial environments.
Yes. The transformer features a NEMA 3R enclosure suitable for outdoor and semi-exposed installations, providing weather-resistant protection. Weathershield is not required for this model, simplifying site requirements. The enclosure, together with copper windings and robust insulation, supports reliable operation in roofs, loading docks, and exterior equipment rooms.
The unit is UL Listed and complies with DOE2016 Efficient standards, ensuring safety and energy performance. The 150 °C rise and 220 °C insulation contribute to reliable operation under heavy loads, while the K-Factor 13 design supports harmonic control in modern power systems.
The combination of DOE2016 efficiency, copper windings, and a low-loss design reduces operating costs and heat generation, lowering cooling requirements. The 48X277 V secondary arrangement supports voltage stability with tap adjustments, helping extend equipment life and reduce downtime, which translates to lower maintenance intervals and improved process reliability in manufacturing or data centers.