Eaton MV48M28F12CUEETR Marine-duty transformer - UL Listed
Part Number: MV48M28F12CUEETR
Quick Summary
MV48M28F12CUEETR transformer is a general-purpose ventilated unit for marine-duty 480V power distribution, designed to withstand harsh shipboard environments. Engineers often struggle with reliable, UL-listed transformers that fit tight spaces and meet demanding marine installation standards. This model carries UL Listed certification, uses a NEMA 2 enclosure for robust protection, and aligns with NEMA TP-1 efficiency standards, supported by a Certified Test Report. With a 112.5 kVA rating and copper windings, it delivers high-load capability while reducing copper losses, improving efficiency and lifecycle cost for marine power systems. The unit’s dimensions and weight inform installation planning and crane requirements, aiding procurement and on-site planning for fleet deployments.
Product Information
Extended Description
MV48M28F12CUEETR 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, 112.5 kVA, Copper windings, EE, TR
Product Name
Eaton General purpose ventilated transformer
Catalog Number
MV48M28F12CUEETR
UPC
786680102530
Product Length/Depth
23.42 in
Product Height
48.56 in
Product Width
28.22 in
Product Weight
814 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
Catalog Notes
Certified Test Report of Standard Production Test (on CMI style), 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 ventilated transformer
Wiring connection
280B112M
Frequency rating
60 Hz
Primary voltage
480 V
Secondary Voltage
208 Y/120 V
Temperature rise
115 °C rise
Volt ampere rating
112.5 kVA
Weathershield
WS19
Feature — 112.5 kVA rating with 480 V primary and 208Y/120 V secondary. Impact — Delivers high-load capacity with stable voltages, reducing downtime and transformer overloading on fleet power systems. Application — Ideal for marine distribution panels supplying propulsion, lighting, and auxiliary services. Feature — Tap settings: 2 at +2.5% and 4 at -2.5%. Impact — Improves voltage regulation across critical equipment, minimizing motor stalling and equipment wear. Application — Suitable for vessels with variable shore power and generator sources, without additional regulator hardware. Feature — NEMA 2 enclosure with WS19 weather shield. Impact — Provides dust, moisture, and corrosion resistance in engine rooms and outdoor racks. Application — Meets harsh marine environments and regulatory expectations for exposed installations. Feature — NEMA TP-1 efficient design and Certified Test Report. Impact — Reduces energy losses, supports compliance, and simplifies procurement with verifiable performance. Application — Critical for shipyards and fleet operators seeking energy efficiency and traceability. Feature — Copper windings, 916A frame, 280B112M wiring connection. Impact — Improves durability and compatibility with standard switchgear, easing installation and maintenance. Application — Fits common marine switchgear configurations and retrofit projects. Feature — 1 year warranty (or 18 months from shipment). Impact — Provides clear risk reduction and structured maintenance planning. Application — Aligns with fleet maintenance schedules and vendor support expectations.
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FAQs
Plan for installation with a crane due to its 814 lb weight and 28.22 in width. Use the 280B112M wiring connection and 916A frame mounting to align with standard marine switchgear. Ensure the NEMA 2 enclosure and WS19 shield are securely fastened in a location with adequate clearance for ventilation and maintenance access.
This transformer delivers 112.5 kVA with a 480 V primary and 208Y/120 V secondary, operates at 60 Hz, and includes voltage taps of 2 at +2.5% and 4 at -2.5%. It uses copper windings, has a 115 °C rise, and is housed in a NEMA 2 enclosure with WS19 protection.
Yes. It is designed for marine duty with a NEMA 2 enclosure and WS19 weather shield, delivering protection against dust, moisture, and corrosive exposure in engine rooms and exterior equipment spaces, making it suitable for ships and offshore platforms.
The unit is UL Listed and supports NEMA TP-1 efficiency standards. It also includes a Certified Test Report for standard production testing, ensuring traceable performance and helping with procurement compliance and audits.
Eaton offers a warranty of one year from installation or eighteen months from shipment, whichever occurs first. This provides predictable risk reduction and supports maintenance planning for fleets and vessels.