Eaton RV48M28T1216CUSB Breaker integrated transformer - DOE
Part Number: RV48M28T1216CUSB
Quick Summary
RV48M28T1216CUSB is a breaker-integrated ventilated transformer for industrial power distribution. In plants and facilities, engineers wrestle with bulky gear that overheats, consumes floor space, and lengthens maintenance downtime. This unit addresses those challenges with a copper-windings design, a robust NEMA 2 enclosure, and 60 Hz operation rated for 112.5 kVA, supporting reliable service in demanding environments. It carries UL Listed and DOE 2016 Efficient certifications, plus 10 CFR Part 431 compliant notes, reflecting strong compliance and energy efficiency. With floor- or wall-mounting and a 480 V primary alongside 208Y/120 V secondary, it fits seamlessly into electrical protection and circuit control strategies across industries. Designed for electrical protection & circuit control applications, it delivers a compact footprint, reliable cooling, and straightforward integration for new builds or retrofits.
Product Information
Extended Description
RV48M28T1216CUSB Eaton: Eaton Breaker integrated ventilated transformer, Copper windings, NEMA 2, FR943SD, 60 Hz, 220°C, 112.5 kVA , Three-phase, 480 Delta V, 208Y/120 Vac, NEMA ST-20, 150°C, 112.5 kVA, 480 Vac-208Y/120 Vac, 280BSB, DOE 2016
Product Name
Eaton Breaker integrated ventilated transformer
Catalog Number
RV48M28T1216CUSB
UPC
786680223082
Product Length/Depth
31.5 in
Product Height
59.52 in
Product Width
34.5 in
Product Weight
1202 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.
Compliances
DOE2016 Efficient
Certifications
UL Listed
Catalog Notes
10 CFR Part 431 (2016) Efficient
Coil material
Copper
Enclosure
NEMA 2
Frame
943SD
Insulation
220 °C
Material
Copper windings
Mounting
Floor or wall
Sound Level
NEMA ST-20
Tap size
2 at +2.5%, 4 at -2.5%
Wiring connection
280BSB
Frequency rating
60 Hz
Kva Rating
112.50 kVA
Phase
Three-phase
Primary voltage
480 V
Secondary Voltage
208Y/120 V
Temperature rise
150 °C rise
Voltage rating
480 Vac-208Y/120 Vac
Efficiency
10 CFR Part 431-2016 (DOE 2016)
Modification 1
Electrostatic shield
Special features
K-factor 1; Secondary MCCB LGE3400FAGC
Weathershield
WS67
Eaton's low-voltage dry-type distribution transformers
Eaton's low-voltage dry-type distribution transformers
Eaton Specification Sheet - RV48M28T1216CUSB
Feature: Breaker-integrated ventilated design with copper windings. Business Impact: Improves cooling efficiency, reduces overheating, and minimizes unplanned downtime. Application: Ideal for continuous operation in demanding manufacturing environments where space and reliability matter. Feature: NEMA 2 enclosure with rugged construction. Business Impact: Provides reliable indoor protection against dust and moisture, simplifying installation and compliance. Application: Fits standard plant rooms and control closets with predictable ventilation requirements. Feature: High kVA and versatile voltage options (112.5 kVA, 480 V primary, 208Y/120 V secondary). Business Impact: Supports heavy-load distribution while enabling flexible panel design and motor control. Application: Suitable for distribution feeders and machine-control panels in process industries. Feature: Tap settings (2 at +2.5%, 4 at -2.5%). Business Impact: Enables precise voltage regulation to maintain equipment performance and protection. Application: Critical where supply swings could affect sensors and actuators. Feature: Secondary MCCB integration and K-factor 1. Business Impact: Improves fault protection and short-circuit response, reducing downstream risk. Application: Industrial control panels requiring enhanced protection coordination. Feature: DOE 2016 efficiency and UL Listed certifications. Business Impact: Ensures energy savings, regulatory compliance, and safer procurement. Application: Projects pursuing energy milestones and standard-compliant equipment purchases. Feature: Floor or wall mounting and 60 Hz operation. Business Impact: Simplifies installation logistics and reduces mounting space requirements. Application: Retrofit and new-build projects aiming for compact, easily installable transformers.
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FAQs
This unit supports floor or wall mounting and is designed for indoor use with a NEMA 2 enclosure. Ensure adequate clearance for cooling and access to the 480 V primary and 208Y/120 V secondary connections. Verify site conditions meet DOE 2016 efficiency expectations and UL Listed compliance. Plan for standard service access and appropriate protective wiring methods.
Key specs include 112.50 kVA rating, 60 Hz frequency, three-phase configuration, 480 V primary, and 208Y/120 V secondary. It uses copper windings, has a 150 °C rise insulation, and a tap changer with 2 at +2.5% and 4 at -2.5%. The enclosure is NEMA 2, and the unit is UL Listed with DOE 2016 efficiency.
Yes. The 112.5 kVA, three-phase transformer supports demanding control and protection loads. Its compact footprint, copper windings for efficiency, and optional secondary MCCB enhance protection coordination in control panels. The 480 V to 208Y/120 V secondary configuration aligns with common motor starter and PLC power requirements.
The unit is UL Listed and DOE 2016 Efficient, with 10 CFR Part 431 notes. These certifications affirm safety, energy efficiency, and regulatory alignment for modern facilities. Ensure your procurement and installation plans reference these certifications to support compliance-driven purchasing and energy-management objectives.
Expect lower maintenance downtime due to robust cooling and durable copper windings, with energy savings from DOE 2016 efficiency. The unit’s compact form factor reduces space and installation costs, while its protective features (MCCB integration, K-factor 1) improve fault protection. Plan for periodic insulation checks and connection integrity to maximize lifecycle value.