Eaton V48M28E49EEZZ Open core-coil transformer - NEMA TP-1
Part Number: V48M28E49EEZZ
Quick Summary
Eaton Open core-coil ventilated transformer provides reliable power isolation for industrial control panels and distribution systems. Engineers often struggle with overheating, efficiency losses, and space constraints in harsh manufacturing environments. This unit is UL Recognized and NEMA TP-1 compliant, delivering robust performance and compliance across critical markets. Its open-core design paired with electrostatically shielded construction supports easy maintenance and long service life, while voltage taps and multiple winding options enhance integration with existing power architectures.
Product Information
Extended Description
V48M28E49EEZZ 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, 150°C rise [E], 150 kVA, EE, ZZ
Product Name
Eaton Open core-coil ventilated transformer
Catalog Number
V48M28E49EEZZ
UPC
786680089428
Product Length/Depth
0.001 in
Product Height
0.001 in
Product Width
0.001 in
Product Weight
839 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
Aluminum
Frame
CT49G103
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
150 °C rise
Volt ampere rating
150 kVA
Special features
Electrostatically shielded
Feature: 150 kVA three-phase rating with 60 Hz operation and a 480 V primary / 208Y/120 V secondary configuration. Benefit: Enables reliable, scalable power delivery for larger control panels and distribution blocks, reducing voltage drop and improving uptime in production lines. Application: Industrial facilities with mixed voltage requirements and demanding load profiles. Feature: Open core-coil ventilated design. Benefit: Superior cooling and thermal capacity, enabling consistent performance under peak loads and longer life in warm environments. Application: Dry-type transformers installed in open enclosures or switchgear rooms. Feature: Tap settings 2 at +2.5% and 4 at -2.5% (FCAN/FCBN). Benefit: Precise voltage regulation to accommodate supply variations and maintain equipment within tolerance. Application: Facilities with fluctuating incoming voltages or diverse downstream equipment. Feature: Aluminum coil construction. Benefit: Reduced material weight and robust conductivity at a competitive cost, aiding installation and service practicality. Application: Mid-range to high-load distribution where weight and ease of handling matter. Feature: Electrostatically shielded and UL Recognized with NEMA TP-1 efficiency. Benefit: EMI reduction and regulatory compliance, supporting sensitive electronics and dependable performance in harsh industrial settings. Application: Control panels, machine centers, and automated lines requiring clean power delivery. Feature: Frame CT49G103 and robust dry-type construction. Benefit: Standardized mounting and compatibility with common switchgear footprints, simplifying procurement and installation. Application: Retrofit projects and new builds aiming for quick integration with existing enclosures. Feature: Warranty coverage of one year from installation (or eighteen months from shipment). Benefit: Clear risk reduction and post-sale support, improving total cost of ownership. Application: Procurement planning and service contracts for mission-critical automation systems.
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FAQs
Install the three-phase transformer with a 480 V primary and 208Y/120 V secondary in a suitable, ventilated enclosure. Use the CT49G103 frame mounting and follow manufacturer wiring diagrams. Note the taps at +2.5% and -2.5% for voltage adjustment and verify UL Recognized components and NEMA TP-1 compliance during installation for safety and performance.
Key specs include 150 kVA rating, 60 Hz frequency, three-phase operation, 480 V primary, 208Y/120 V secondary, and a 150 °C rise. It uses aluminum windings and offers taps of +2.5% and -2.5%. The unit is UL Recognized and NEMA TP-1 compliant, with electrostatic shielding for EMI reduction.
Yes. The open-core ventilated design provides effective cooling for continuous operation, while the electrostatically shielded construction reduces EMI. With NEMA TP-1 efficiency and UL recognition, it is well-suited for industrial control panels, machine centers, and automation racks that require reliable power delivery.
The transformer is UL Recognized and NEMA TP-1 compliant, addressing safety and efficiency requirements for industrial power distribution. It is also specified as a NEMA TP-1 efficient, open-type core-and-coil assembly, which supports compliance across many regional standards and facilitates procurement for regulated environments.
The rugged dry-type design, electrostatic shielding, and robust cooling reduce overheating risk, helping extend service life and reduce unexpected downtime. With a one-year warranty (eighteen months from shipment) and straightforward maintenance of an open-core transformer, you can expect lower lifecycle costs and improved reliability in automated production lines.