Eaton V48M37T30CUEEZZ Open Core-Coil Transformer - NEMA TP-1
Part Number: V48M37T30CUEEZZ
Quick Summary
V48M37T30CUEEZZ open core-coil transformer delivers reliable three-phase power conversion for industrial control panels and distribution systems. Engineers often wrestle with voltage drift, uneven cooling, and installation constraints in compact switchgear; this unit addresses those by offering ventilated cooling and precise taps for voltage tuning. The design supports UL Recognized and NEMA TP-1 compliant installations, aligning with industry safety and efficiency standards. By combining copper windings, dry-type construction, and a robust 30 kVA rating, it reduces energy losses and simplifies maintenance while ensuring dependable service in demanding environments. Use cases span manufacturing, process automation, and power distribution where compact, compliant transformers drive reliability and uptime.
Product Information
Extended Description
V48M37T30CUEEZZ Eaton: Eaton Open core-coil ventilated transformer, DT-3 (3-phase), PV 480V, Taps: 2 at +2.5% /4 at -2.5%, SV 380Y/220V, 150°C rise w/ 200°C insulation systeam, 30 kVA, Copper windings, EE, ZZ
Product Name
Eaton Open core-coil ventilated transformer
Catalog Number
V48M37T30CUEEZZ
UPC
786680059599
Product Length/Depth
0.001 in
Product Height
0.001 in
Product Width
0.001 in
Product Weight
183 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
912C
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
380 Y/220 V
Temperature rise
150 °C rise
Volt ampere rating
30 kVA
Feature → Business Impact → Application: Open core-coil ventilated construction provides superior cooling and heat dissipation, improving continuous operation in 3-phase distribution panels and reducing thermal aging in harsh facility environments. Feature → Application efficiency gains: 30 kVA three-phase with 60 Hz frequency supports scalable power distribution for industrial automation, enabling efficient panel design and minimized heat load. Feature → Tap-adjustable voltage: 2 at +2.5% and 4 at -2.5% taps allow precise voltage regulation, reducing equipment misoperation risk and extending drive/residual voltage tolerance in mixed supply environments. Feature → Copper windings: High conductivity copper windings deliver better electrical performance, lowering resistance losses and improving overall efficiency in critical control circuits. Feature → Temperature rise and insulation: 150 °C rise with 200 °C insulation system provides robust insulation margins, enhancing longevity under peak loading and in high-temperature facilities. Feature → Compliance and certifications: UL Recognized and NEMA TP-1 compliant, supporting safe, repeatable installation across regulated industrial sites and streamlining procurement for compliant projects. Feature → Physical attributes: Frame 912C and open-type core design simplify mounting, service access, and retrofits in existing enclosures, enabling faster installation and reduced downtime.
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FAQs
Plan for open-type core access, adequate ventilation, and clearance around the transformer. The unit is a three-phase dry-type design with a 912C frame; ensure proper mounting in ventilated enclosures and provide sufficient space for cooling and maintenance access. The 480 V to 380Y/220 V secondary configuration requires correct bus and panel wiring to maintain voltage integrity.
Three-phase, 60 Hz; primary voltage 480 V; secondary voltage 380Y/220 V; 30 kVA rating; copper windings; taps at +2.5% and -2.5%; temperature rise 150 °C with 200 °C insulation; UL Recognized; NEMA TP-1 compliant.
Yes. The V48M37T30CUEEZZ is specified as NEMA TP-1 compliant and UL Recognized, ensuring compatibility with standard distribution equipment and meeting reliability and safety requirements for industrial power distribution.
Warranty follows Eaton’s policy: one year from installation or eighteen months from shipment, whichever comes first. Regular maintenance should focus on ensuring proper ventilation, inspecting for insulation integrity, and verifying tap connections remain secure for voltage accuracy.
Ideal for industrial controls, process automation, and power distribution panels requiring reliable three-phase power with adjustable taps. The 30 kVA rating supports scalable panel design, while copper windings and efficient open-core design reduce energy losses and downtime, delivering measurable improvements in efficiency and system uptime.