Eaton N48M28B7516CSCU Transformer - DOE2016 Efficient
Part Number: N48M28B7516CSCU
Quick Summary
N48M28B7516CSCU Eaton transformer is a 75 kVA three‑phase power solution designed for industrial facilities. It delivers reliable voltage transformation from 480 V to 208Y/120 V while prioritizing efficiency and safety. Many plants confront heat buildup, energy waste, and regulatory gaps that erode uptime and increase operating costs. With UL Listed status and DOE 2016 efficiency, this unit helps manufacturers meet energy-performance targets and reduce utility bills. The rugged NEMA 2 enclosure, copper windings, and copper electrostatic shield support durability in harsh environments. For engineers focused on power management and cost-per-kWh control, the N48M28B7516CSCU offers a proven balance of efficiency, compliance, and rugged construction that aligns with modern distribution needs.
Product Information
Extended Description
N48M28B7516CSCU Eaton: Eaton K-Factor nonlinear ventilated transformer, Copper windings, NEMA 2, FR943, 60 Hz, 220C, 75 kVA, Three-Phase, 480 to 208Y/120, 80C rise, CU Shield, DOE 2016, WS60, 283B, K13
Product Name
Eaton K-Factor nonlinear ventilated transformer
Catalog Number
N48M28B7516CSCU
UPC
786680245510
Product Length/Depth
31.5 in
Product Height
51 in
Product Width
34.5 in
Product Weight
1115 lb
Compliances
DOE2016 Efficient
Certifications
UL Listed
Catalog Notes
10 CFR Part 431 (2016) Efficient
Coil material
Copper
Enclosure
NEMA 2
Wiring connection
283B
Type
Energy-efficient ventilated transformer
Frame
943
Insulation
220 °C
Material
Copper windings
Mounting
Floor or wall, upright only
Tap size
2 at +2.5%, 4at -2.5%
Frequency rating
60 Hz
Kva Rating
75 kVA
Volt ampere rating
75 kVA
Phase
Three-phase
Primary voltage
480 V
Secondary Voltage
208Y/120 V
Sound Level
NEMA ST-20
Temperature rise
80 °C rise
Voltage rating
480 Vac-208Y/120 Vac
Efficiency
10 CFR Part 431-2016 (DOE 2016)
Modification 1
Copper electrostatic shield
Special features
K-factor 13
Weathershield
WS60
Feature: K‑Factor nonlinear ventilated design. Business Impact: Improves fault tolerance and harmonic handling, reducing heat and allowing longer service life in networks with nonlinear loads. Application: Data centers and manufacturing lines where power quality matters. Feature: 75 kVA three‑phase rating. Business Impact: Scales with mid‑size plant demand, lowering the need for oversized transformers and enabling space‑efficient layouts. Application: Industrial distribution cabinets and floor‑mounted installations. Feature: DOE 2016 efficient DOE efficiency. Business Impact: Lower energy consumption, reduced operating costs, and regulatory alignment. Application: Facilities pursuing energy targets and sustainability reporting. Feature: Copper windings and copper electrostatic shield. Business Impact: Enhanced conductivity and electromagnetic protection, improving reliability under varying load. Application: Critical machinery and high‑duty drives. Feature: NEMA 2 enclosure with WS60 weathershield option. Business Impact: Rugged protection against dust, moisture, and moderate weather exposure, minimizing downtime. Application: Indoor/outdoor installations in warehouse and shop floors. Feature: Tap size 2 at +2.5%, 4 at −2.5%. Business Impact: Flexible voltage regulation to maintain correct secondary voltage under supply fluctuations. Application: Systems with variable input conditions. Feature: 220 °C insulation and 80 °C rise. Business Impact: Thermal resilience supports steady performance in hot environments. Application: High‑ambient industrial settings. Feature: 283B wiring connection and 480 V to 208Y/120 V outputs. Business Impact: Simplifies integration with standard distribution gear and switchgear. Application: Standard plant electrical rooms. Overall, this transformer combines efficiency and ruggedization to deliver predictable performance, helping electrical teams meet compliance while achieving measurable energy and reliability gains.
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FAQs
The N48M28B7516CSCU is a 75 kVA, three‑phase transformer with a primary of 480 V and a secondary of 208Y/120 V, designed for straightforward integration with standard 480 V feeders and 208/120 V distribution panels. Wire connections follow 283B standards, and the unit supports precise tap adjustments to maintain output voltage during input variations.
It is UL Listed and compliant with 10 CFR Part 431 DOE 2016 Efficient standards, ensuring energy performance and regulatory alignment for commercial and industrial installations. The DOE efficiency designation helps reduce operating costs over the transformer’s life cycle.
The transformer is designed with a NEMA 2 enclosure for indoor use, suitable for floor or wall mounting in upright orientation. For outdoor exposure or harsher environments, the WS60 weathershield option provides additional protection against dust and moisture.
The K‑Factor nonlinear design supports harmonic conditioning, while copper windings and a copper electrostatic shield reduce I2R losses and EMI. An 80 °C rise and 220 °C insulation enable reliable operation in warm plant spaces without compromising longevity.
With a practical 31.5 in length, 34.5 in width, and 51 in height footprint, plus standard wiring (283B) and robust copper windings, installation is straightforward and aligns with common enclosure spaces. The unit’s documented specs simplify maintenance planning and spare‑parts provisioning.