Eaton RV48M28T4516CUPBSB Transformer - UL Listed
Part Number: RV48M28T4516CUPBSB
Quick Summary
RV48M28T4516CUPBSB is a breaker-integrated ventilated transformer that delivers reliable 3-phase power for industrial control panels. Many facilities struggle with space, heat, and wiring complexity when trying to combine protection and power conversion in limited enclosures. UL Listed and compliant with DOE 2016 efficiency standards (10 CFR Part 431), this unit is designed to simplify panel design while meeting regulatory requirements. The combination of high-quality copper windings and a rugged NEMA 2 enclosure supports durable operation in harsh plant environments. By integrating primary protection and a robust transformer in one compact footprint, it reduces install time, lowers total cost of ownership, and improves serviceability for maintenance and upgrades.
Product Information
Extended Description
RV48M28T4516CUPBSB Eaton: 45 kVA BRKR INTEG XFMR 3PH 480-208Y/120 150C Rise Copper JGE3150FAGC Prim MCCB FR940SD 280BPBSB JGE3150FAGC Sec MCCB
Product Name
Eaton Breaker integrated ventilated transformer
Catalog Number
RV48M28T4516CUPBSB
UPC
786680247118
Product Length/Depth
21.13 in
Product Height
45.37 in
Product Width
24.88 in
Product Weight
1.1 lb
Compliances
DOE2016 Efficient
Certifications
UL Listed
Catalog Notes
10 CFR Part 431 (2016) Efficient
Coil material
Copper
Enclosure
NEMA 2
Frame
940SD
Insulation
268 °C
Material
Copper windings
Mounting
Floor or wall, upright only
Sound Level
NEMA ST-20
Tap size
2 at +2.5%, 4 at -2.5%
Wiring connection
280BPBSB
Frequency rating
60 Hz
Kva Rating
45 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)
Special features
Primary MCCB JGE3150FAGC
Weathershield
WS65
Commercial Distribution, Transformers, Volume 2, Tab 2
Eaton Specification Sheet - RV48M28T4516CUPBSB
Feature: Integrated primary MCCB (JGE3150FAGC) simplifies the protection scheme and minimizes wiring complexity. Business Impact: Reduces BOM, accelerates commissioning, and improves fault isolation in harsh industrial environments. Application: Ideal for compact switchgear and control panels where space is at a premium and fast protection response is required. Long-tail keywords: integrated MCCB transformer, protection-integrated transformer, JGE3150FAGC. Feature: DOE 2016 efficiency compliance and 10 CFR Part 431 documentation. Business Impact: Helps meet modern energy codes, lowers operating costs, and supports procurement with verifiable efficiency claims. Application: Suitable for facilities pursuing energy-reduction targets and regulatory conformity. Long-tail keywords: DOE 2016 efficient transformer, energy-efficient transformer, 10 CFR Part 431 compliant. Feature: 3-phase, 45 kVA rating with 480 V primary and 208Y/120 V secondary. Business Impact: Delivers reliable power conditioning for critical loads while minimizing heat gain and voltage drop in panels. Application: Common in manufacturing lines and process controls requiring stable secondary voltages. Long-tail keywords: 45 kVA transformer, 480 V primary, 208Y/120 V secondary. Feature: Copper windings with 268 °C insulation and NEMA 2 enclosure. Business Impact: Improves thermal performance, longevity, and moisture protection in indoor environments. Application: Heavy-duty industrial environments needing durable insulation and enclosure protection. Long-tail keywords: copper windings transformer, 268 °C insulation, NEMA 2 enclosure. Feature: Tap size options 2 at +2.5% and 4 at -2.5%. Business Impact: Enables voltage customization to maintain precise secondary voltage under load, reducing equipment misalignment. Application: Systems with variable input or load conditions needing voltage regulation. Long-tail keywords: transformer tap changer, voltage regulation, ±2.5% taps. Feature: Weathershield WS65 option and floor or wall mounting. Business Impact: Enables outdoor or indoor installations with flexible mounting, reducing retrofit costs. Application: Outdoor panels or rugged plant floors where protection and placement versatility matter. Long-tail keywords: Weathershield WS65, floor or wall mounting, flexible installation.
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FAQs
Installers should plan for a floor or wall upright mounting in a protected indoor location per NEMA 2 enclosure specifications. If outdoor use is needed, consider the WS65 Weathershield option to enhance environmental protection while maintaining easy access for maintenance and inspection.
This is a 45 kVA, three-phase transformer with a 480 V primary and a 208Y/120 V secondary. It operates at 60 Hz and is designed for reliable voltage transformation in industrial control applications, supporting stable secondary voltages under varying loads.
Yes. The unit is UL Listed and complies with DOE 2016 efficiency standards (10 CFR Part 431), ensuring regulatory compliance, energy efficiency, and safer operation in regulated and energy-conscious facilities.
The integrated primary MCCB (JGE3150FAGC) provides built-in overcurrent protection, reducing wiring complexity, panel space, and installation time. This is particularly valuable in compact control houses or retrofit projects where space and speed-to-commission are critical.
Copper windings and robust insulation improve durability and thermal performance, lowering failure risk and maintenance needs. The integration of protection and power conversion reduces total installed cost, accelerates commissioning, and supports energy-efficiency targets, contributing to faster ROI in mid-size industrial applications.