Eaton MV48M28F49CUEE General Purpose Ventilated Transformer - NEMA TP-1 Efficient
Part Number: MV48M28F49CUEE
Quick Summary
Eaton MV48M28F49CUEE is a general purpose ventilated transformer designed for marine-duty power distribution on 480 V systems. Engineers often struggle with heat buildup, voltage drift, and downtime in harsh marine environments. This unit is UL Listed and ABS Certified, with NEMA TP-1 efficiency to meet regulatory and energy requirements. Its copper windings, 150 kVA rating, and marine-duty DT-3 design support reliable distribution from 480 V down to 208Y/120 V while tolerating demanding conditions. By combining rugged construction with a compact footprint and taps for voltage fine-tuning, it lowers operating costs, reduces maintenance intervals, and simplifies installation on vessels and offshore equipment.
Product Information
Extended Description
MV48M28F49CUEE Eaton: Eaton General purpose ventilated transformer, Marine-duty, DT-3 (3-phase), PV 480V, Taps: 2 at +2.5% /4 at -2.5%, SV 208Y/120V, 115°C rise, 150 kVA, Copper windings, EE
Product Name
Eaton General purpose ventilated transformer
Catalog Number
MV48M28F49CUEE
UPC
786680043505
Product Length/Depth
23.42 in
Product Height
48.56 in
Product Width
28.22 in
Product Weight
1689 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Certifications
UL Listed ABS Certified
Catalog Notes
NEMA TP-1 efficient
Coil material
Copper
Enclosure
NEMA 2
Frame
916A
Tap size
2 at +2.5% FCAN, 4 at -2.5% FCBN
Type
Marine Duty Transformer
Frequency rating
60 Hz
Primary voltage
480 V
Secondary Voltage
208 Y/120 V
Volt ampere rating
150 kVA
Weathershield
WS19
Feature: Three-phase marine-duty design with a 150 kVA rating provides a stable power base for critical vessel systems. Business Impact: Reduces overload incidents and equipment downtime, improving fleet readiness. Application: Main electrical distribution on ships and offshore platforms. Feature: Primary 480 V and secondary 208Y/120 V enable direct bus compatibility and flexible panel design. Business Impact: Simplifies integration with existing switchboards and downstream L1-L2 feeders, saving installation time. Application: Shipboard power distribution and deck equipment rooms. Feature: Voltage taps with 2 at +2.5% and 4 at -2.5% FCAN/FCBN allow fine-tuning to compensate for bus voltage variations. Business Impact: Maintains voltage regulation under load swings, reducing equipment stress and energy waste. Application: Onboard power plants and engine rooms with variable loads. Feature: Copper windings and 115°C rise support high efficiency and long life. Business Impact: Lower copper loss, improved thermal performance, and extended service life. Application: Continuous duty in demanding marine environments. Feature: NEMA 2 enclosure with WS19 weathershield enhances protection against dust, humidity, and spray. Business Impact: Minimizes maintenance downtime and protects critical components. Application: Outdoor or damp engine rooms and exposed deck areas. Feature: 60 Hz operation, 150 kVA rating, and robust frame 916A provide a durable footprint with predictable thermal behavior. Business Impact: Easier handling, installation, and service alignment with standard marine electrical layouts. Application: New builds or retrofits on vessels and offshore equipment. Feature: 3-phase marine-duty DT-3 design and UL Listed/ABS Certified status streamline compliance and installation paperwork. Business Impact: Accelerates commissioning, reduces risk, and supports fleet-wide safety programs. Application: Regulatory-compliant power conversion for maritime use.
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FAQs
Yes. MV48M28F49CUEE is a marine-duty, three-phase transformer with a 480 V primary and 208Y/120 V secondary designed for 60 Hz operation. Its DT-3 marine construction and copper windings support reliable shipboard distribution, while the taps provide additional voltage control to match bus requirements and minimize disruptions during port or sea operations.
Key specs include a 150 kVA rating, 480 V primary, 208Y/120 V secondary, 60 Hz frequency, copper windings, and a 115°C rise. Taps are 2 at +2.5% and 4 at -2.5%, enabling precise voltage adjustments. The unit is designed for rugged marine use and shipside installations with standard protection and wiring practices.
Absolutely. The MV48M28F49CUEE uses a NEMA 2 enclosure with WS19 weather shield to resist dust, moisture, and spray. Its marine-duty DT-3 construction, coupled with copper windings, is built for sustained performance in engine rooms, weather decks, and offshore platforms where exposure to challenging conditions is common.
The transformer is UL Listed and ABS Certified, which confirms electrical safety and maritime suitability. It also notes NEMA TP-1 efficiency in catalog documentation, signaling energy efficiency and compliance with marine industry standards for performance and reliability.
With copper windings and a sturdy NEMA 2 enclosure, maintenance requirements are minimized while reliability is maximized. At 1689 lb and a footprint designed around frame 916A, installation and mounting support predictable service life. The 150 kVA rating enables a single transformer to support multiple loads, reducing capital costs and downtime across fleet-wide deployments.