Eaton V48M28B30CUEEZZ Transformer - UL Recognized
Part Number: V48M28B30CUEEZZ
Quick Summary
Eaton Open core-coil ventilated transformer provides reliable three-phase power distribution for industrial facilities. Operators often wrestle with heat, voltage drift, and downtime when transformers aren’t matched to system needs. This model carries UL Recognized and NEMA TP-1 compliant ratings, and it aligns with NEMA TP-1 efficiency expectations to improve reliability in demanding environments. Designed for easy installation and long life, it features copper windings, a robust open core-coil construction, and 480 V primary with 208Y/120 V secondary, plus taps at +2.5% and -2.5% to adapt to supply fluctuations. The combination supports safer upgrades, reduced energy waste, and simplified maintenance strategies, making it a practical choice for panel boards, machine centers, and critical power distribution networks.
Product Information
Extended Description
V48M28B30CUEEZZ Eaton: Eaton Open core-coil ventilated transformer, DT-3 (3-phase), PV 480V, Taps: 2 at +2.5% /4 at -2.5%, SV 208Y/120V, 80°C rise, 30 kVA, Copper windings, EE, ZZ
Product Name
Eaton Open core-coil ventilated transformer
Catalog Number
V48M28B30CUEEZZ
UPC
786680098567
Product Length/Depth
0.001 in
Product Height
0.001 in
Product Width
0.001 in
Product Weight
397 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
NEMA TP-1 Compliant
Certifications
UL Recognized
Catalog Notes
NEMA TP-1 efficient, Open type core and coil assembly
Coil material
Copper
Frame
CT45E102
Tap size
2 at +2.5% FCAN, 4 at -2.5% FCBN
Type
Dry Type Distribution Transformer
Frequency rating
60 Hz
Phase
Three-phase
Primary voltage
480 V
Secondary Voltage
208 Y/120 V
Temperature rise
80 °C rise
Volt ampere rating
30 kVA
Three-phase power delivery with a 30 kVA rating delivers the needed capacity for manufacturing lines and equipment clusters with a compact footprint, reducing panel space and wiring complexity while improving overall efficiency. This translates to lower installation costs and easier serviceability in busy control rooms. Tap changers at two positive and four negative points enable tighter voltage regulation across fluctuating supply conditions, cutting voltage-related equipment wear and improving motor performance in distributed loads. Copper windings provide superior conductivity and heat dissipation, supporting sustained operation in hot environments and minimizing copper loss-related energy waste. The open core-coil ventilated design enhances air flow, lowering temperature rise and extending transformer life in demanding plants such as packaging, extrusion, and CNC machining cells. Compliance with UL Recognized and NEMA TP-1 standards gives procurement teams confidence in safety, reliability, and regulatory alignment, while the dry-type construction simplifies installation in cabinets, panels, and retrofit projects. With 480 V to 208Y/120 V compatibility, this transformer is a versatile solution for mixed-voltage sites, enabling seamless integration with legacy gear and modern smart controls, all while supporting industry best practices in power distribution and energy management.
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FAQs
Begin with the appropriate panel or equipment rack, ensure mounting clearance for ventilation, and connect the primary to the 480 V source and the secondary to 208Y/120 V downstream circuits. Use copper conductors rated for the current, set taps to match system voltage within ±2.5%, and verify 60 Hz operation. Confirm UL Recognized and NEMA TP-1 compliance in documentation and perform a final insulation and continuity test before commissioning.
The unit is a 30 kVA, three-phase transformer rated for 60 Hz with a 480 V primary and 208Y/120 V secondary. It features copper windings, 80 °C rise, and taps at +2.5% and -2.5%. It is UL Recognized and NEMA TP-1 compliant, designed for open core-coil ventilation and industrial power distribution applications.
Yes. With a 30 kVA rating and 480 V to 208Y/120 V output, it supports machine center power infrastructure and panel-board distributions. The copper windings and ventilated core improve thermal performance, while the taps allow voltage regulation to accommodate site variations. UL Recognized and NEMA TP-1 compliance further ensure safe integration into industrial control systems.
It carries UL Recognized status and is NEMA TP-1 compliant, including NEMA TP-1 efficiency considerations. These certifications indicate adherence to safety and performance standards for industrial transformers, reducing compliance risk, simplifying procurement, and ensuring predictable operation in challenging plant environments.
It provides reliable load handling (30 kVA) with voltage regulation via taps, improving motor and equipment performance while reducing energy waste. The open core-coil ventilated design supports better cooling, lowering thermal stress and downtime. Its compliance certifications streamline approvals and maintenance planning, contributing to longer equipment life and lower total cost of ownership in manufacturing and distribution facilities.