Eaton RT20P11F5016CU Transformer - UL Listed
Part Number: RT20P11F5016CU
Quick Summary
The Eaton RT20P11F5016CU transformer provides general-purpose ventilation for marine power distribution. Engineers often struggle with thermal limits, space constraints, and regulatory hurdles when upgrading onboard power. UL Listed and ABS Certified ensure marine compliance, while DOE 2016 Efficient supports energy performance. The copper windings, 50 kVA rating, and NEMA 2 enclosure enable reliable operation with straightforward installation, reducing downtime. Designed for 240/480 V primary and 120/240 V secondary systems, it fits into common industrial power-distribution workflows. This setup is well suited for offshore platforms, ships, and other marine equipment where reliability, service life, and regulatory readiness matter most.
Product Information
Extended Description
RT20P11F5016CU Eaton: Eaton General purpose ventilated transformer, Marine-duty, DS-3 (1-phase), PV 240 x 480V, Taps: 1 at +5%/2 at -5% x 2 at +2.5%/4 at -2.5%, SV 120/240V, 115°C rise, 50 kVA, 16, Copper windings
Product Name
Eaton General purpose ventilated transformer
Catalog Number
RT20P11F5016CU
UPC
786680207082
Product Length/Depth
23.84 in
Product Height
42.03 in
Product Width
24.22 in
Product Weight
710 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
DOE 2016 Efficient
Coil material
Copper
Enclosure
NEMA 2
Frame
819
Tap size
1 at +5% FCAN, 2 at -5% FCBN x 2 at 2.5% FCAN, 4 at -2.5% FCBN
Type
Marine Duty Transformer
Frequency rating
60 Hz
Primary voltage
240 x 480 V
Secondary Voltage
120/240 V
Volt ampere rating
50 kVA
Weathershield
WS16
Feature: Marine-duty ventilated design with copper windings delivers superior heat dissipation and rugged reliability. Business Impact: This reduces thermal stress, extending transformer life and lowering maintenance intervals. Application: Ideal for offshore platforms, ships, and other marine power-distribution scenarios with 240/480 V primary and 120/240 V secondary. Feature: Tap change options enable on-site voltage matching. Business Impact: Minimizes external equipment and spares while reducing voltage drop and compliance issues. Application: Useful in variable shore power or load conditions at sea. Feature: NEMA 2 enclosure with WS16 weather protection. Business Impact: Protects windings from dust and moisture, enabling installation in humid or shipboard environments. Application: Indoor-use or semi-outdoor spaces on vessels requiring marine-grade protection. Feature: DOE 2016 Efficient rating with UL Listed and ABS Certified compliance. Business Impact: Improves energy efficiency and ensures regulatory alignment, lowering operating costs. Application: Procurement for energy-conscious fleets and government/commercial marine projects. Feature: 50 kVA, 60 Hz operation with 240 x 480 V primary and 120/240 V secondary. Business Impact: Matches typical mid-load marine profiles, enabling reliable power without oversized equipment. Application: New builds or refits on vessels where space and weight budgets are tight. Feature: Copper windings and robust construction. Business Impact: Higher electrical performance and longevity, reducing maintenance cycles. Application: Long-term shipboard service in harsh environments; compatible with shore-power testing and routine commissioning.
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FAQs
Yes. The RT20P11F5016CU is specifically designed for marine-duty applications, featuring DS-3 single-phase service, 60 Hz operation, 240/480 V primary, and 120/240 V secondary. It is housed in a NEMA 2 enclosure and carries UL Listed and ABS Certified markings, ensuring compatibility with shipboard electrical systems and regulatory requirements.
This transformer is UL Listed and ABS Certified, meeting U.S. and maritime safety standards essential for marine installations. It also aligns with DOE 2016 Efficient guidelines, supporting energy performance requirements. These certifications simplify procurement, help ensure regulatory compliance, and reduce project risk in naval and offshore environments.
The RT20P11F5016CU provides taps: 1 at +5%, 2 at -5%, and 4 at -2.5%/ +2.5% options. These taps enable on-site voltage matching to minimize voltage drop and optimize load performance across varying shore power conditions. Proper tap selection improves efficiency and protects downstream equipment without additional external controllers.
dimensions are 23.84 in (length) x 42.03 in (height) x 24.22 in (width), with an estimated weight of 710 lb. These measurements help with rack or cabinet sizing, vibration considerations, and space allocation in compact machinery rooms aboard vessels.
Key considerations include selecting the 60 Hz, 240/480 V primary and 120/240 V secondary configuration, using the NEMA 2 enclosure with WS16 for moisture protection, and verifying UL ABS compliance. Ensure appropriate clearance for ventilation, secure mounting to minimize vibration, and schedule periodic inspections to maintain copper windings and overall integrity in harsh marine environments.