Eaton V48D47T75NV Transformer - 75 kVA UL Listed
Part Number: V48D47T75NV
Quick Summary
Eaton V48D47T75NV transformer delivers reliable three-phase power isolation for industrial facilities. Many engineers face space constraints, heat, and ongoing maintenance costs with legacy transformers. UL Listed and featuring a totally enclosed non-ventilated DT-3E enclosure enable indoor-outdoor service, with rugged aluminum windings. Designed for 60 Hz operation with a 75 kVA rating and a 480 V primary feeding a 480Y/277 V secondary, it fits standard plant distributions while simplifying procurement and maintenance. This combination supports dependable power for motor loads, controls, and critical equipment while reducing lifecycle costs.
Product Information
Extended Description
V48D47T75NV Eaton: Eaton Totally enclosed non-ventilated transformer DT-3E Three-phase 480 DELTA 2 at +2.5% FCAN 2 at -2.5% FCBN 480Y/277V 150°C 75 kVA Aluminum windings 916AN 266W 60 Hz
Product Name
Eaton Totally enclosed non-ventilated transformer
Catalog Number
V48D47T75NV
UPC
786680115011
Product Length/Depth
23.42 in
Product Height
46.58 in
Product Width
28.22 in
Product Weight
901 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.
Certifications
UL Listed
Catalog Notes
Totally enclosed non-ventilated DS-3 or DT-3.
Coil material
Aluminum
Design
DT-3E
Frame
916AN
Tap size
2 at +2.5% FCAN 2 at -2.5% FCBN
Type
Totally enclosed non-ventilated transformer
Wiring connection
266W
Frequency rating
60 Hz
Kva Rating
75 kVA
Phase
Three-phase
Primary voltage
480 V
Secondary Voltage
480Y/277 V
Temperature rise
150 °C rise
Weathershield
Indoor-Outdoor
DT-3E enclosure design provides a totally enclosed non-ventilated footprint that protects windings and connections from dust, moisture, and accidental contact, enabling reliable operation in both indoor and outdoor environments. Business impact: lower maintenance frequency and fewer field climate-control requirements, which translates to reduced total cost of ownership. Application: ideal for installation next to CNC machines, line-side panels, or in outdoor electrical rooms where ventilation is limited.75 kVA three-phase rating delivers robust, scalable power for demanding production lines without over-sizing. Benefit: improves equipment uptime and capacity planning, supporting motor starters, drives, and controls. Application: suitable for manufacturing floors, packaging lines, and material handling systems needing consistent voltage during peak loads.Primary 480 V with secondary 480Y/277 V offers flexible distribution to both line-powered equipment and 277 V lighting/control circuits. This compatibility streamlines electrical design and procurement, reducing the need for additional transformers. Application: data centers, control panels, and distribution boards that require mixed voltage levels in a single unit.Aluminum windings reduce weight and corrosion risk compared with copper equivalents, lowering support requirements and long-term maintenance costs. This design choice also contributes to a more straightforward installation and service process in constrained spaces. Application: plant rooms and outdoor sites where handling efficiency matters.150 °C temperature rise rating provides a generous insulation margin, enhancing reliability in hot environments and during transient load spikes. Business impact: extended service life and fewer deratings for ambient heat. Application: high-ambient operation zones near furnaces, weld stations, or other heat-generating equipment.Two-tap voltage regulation (two taps at +2.5% FCAN and two taps at -2.5% FCBN) enables precise voltage adjustments to accommodate supply variances. This reduces risk of under- or over-voltage conditions for sensitive controls. Application: facilities with variable supply voltage or long feeder runs.UL Listed certification confirms safety compliance for industrial environments, supporting procurement and compliance programs. The unit’s indoor-outdoor capabilities and DT-3E design further align with standard electrical installation practices. Application: industrial facilities pursuing consistent safety and regulatory adherence.
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FAQs
The V48D47T75NV uses a DT-3E totally enclosed non-ventilated design rated for indoor-outdoor service. It reduces exposure to dust, moisture, and incidental contact, allowing installation in open equipment rooms or weather-exposed sites without additional climate control. Ensure proper clearance for connections and adequate access for maintenance and insulation clearance per the datasheet.
Verify 75 kVA rating, 480 V primary, 480Y/277 V secondary, and 60 Hz operation. Check tap settings: two taps at +2.5% FCAN and two taps at -2.5% FCBN. Confirm phase configuration and that wiring connection terms align with your panelboard or MCC specs for safe and compliant integration.
Yes. Its three-phase 75 kVA output, rugged DT-3E enclosure, and indoor-outdoor rating make it appropriate for motor control centers and machine rooms where space is at a premium and environmental exposure is a concern. Aluminum windings and UL Listed certification contribute to reliable operation and ease of procurement.
This transformer is UL Listed, indicating compliance with applicable safety standards for industrial electrical equipment. Its indoor-outdoor DT-3E design supports installation in varied environments. If CE or IP ratings are required for your facility, verify compatibility with your project scope since they are not specified in the provided data.
Expect lower maintenance frequency thanks to the totally enclosed non-ventilated design and aluminum windings, which resist corrosion. Routine checks should target connection torque, insulation condition, and thermal performance. Warranty follows Eaton policy, and the rugged enclosure helps minimize field faults, supporting long-term uptime and a lower total cost of ownership.