Eaton N48M29T75EE Nonlinear Transformer - NEMA TP-1
Part Number: N48M29T75EE
Quick Summary
Eaton N48M29T75EE is a K-Factor nonlinear ventilated transformer for demanding three-phase power distribution. In modern facilities, harmonic-rich loads from drives and controls can push efficiency and protection beyond design limits, increasing heat and risk of equipment failure. This unit is UL Listed and NEMA TP-1 compliant, with catalog notes confirming NEMA TP-1 efficiency. Its 75 kVA rating and 480 V to 208 V configuration, along with built-in taps, enable scalable, compliant power delivery for industrial automation panels and control centers, delivering reliability and improved lifecycle economics for process environments.
Product Information
Extended Description
N48M29T75EE Eaton: Eaton K-Factor nonlinear ventilated transformer, KT-13 (3-phase), PV 480V, Taps: 2 at +2.5% /4 at -2.5%, SV 208V, 150°C rise w/ 200°C insulation systeam, 75 kVA, EE
Product Name
Eaton K-Factor nonlinear ventilated transformer
Catalog Number
N48M29T75EE
UPC
786680076855
Product Length/Depth
23.42 in
Product Height
48.56 in
Product Width
28.22 in
Product Weight
805 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 Listed
Catalog Notes
Nema TP-1 efficient
Coil material
Aluminum
Frame
916A
Tap size
2 at +2.5% FCAN, 4 at -2.5% FCBN
Frequency rating
60 Hz
Volt ampere rating
75 kVA
Phase
Three-phase
Primary voltage
480 V
Secondary Voltage
208 V
Temperature rise
150 °C rise
Special features
Electrostatically Shielded
Weathershield
WS19
Commercial Distribution, Transformers, Volume 2, Tab 2
Eaton's Transformer Flex Center
Eaton Specification Sheet - N48M29T75EE
Feature → Business Impact → Application: 75 kVA three-phase power rating supports mid-size automation panels and motor control centers, delivering dependable capacity for uptime and load handling in distributed control systems. This translates to reduced risk of overloading and improved protection coordination in manufacturing lines. Feature → K-Factor nonlinear design addresses harmonic currents from PWM drives and rapid switching, reducing heat buildup and extending component life in power-dense CNC and robotics cells. Application: harmonics-heavy loads in automation environments. Feature → Tap settings with 2 at +2.5% and 4 at -2.5% provide voltage regulation to stabilize sensitive equipment, minimizing nuisance trips in PLCs and drives. Application: precise voltage control in critical process lines. Feature → 150 °C rise and 200 °C insulation system enable robust operation in hot industrial spaces, improving reliability in high ambient conditions. Application: continuous-duty panels in foundries or paint booths. Feature → Aluminum coil material and 916A frame offer durable construction with balanced efficiency and cost, supporting longer service life in harsh environments. Application: installation in elevated or outdoor panels with corrosion considerations. Feature → Weathershield WS19, UL listing, and NEMA TP-1 compliance simplify outdoor installations and regulatory adherence, reducing installation time and risk. Application: outdoor substations and equipment rooms requiring weather resistance and compliance.
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FAQs
Install in a suitably rated enclosure or panel designed for 75 kVA three-phase transformers. Ensure 480 V primary and 208 V secondary wiring matches the label, provide proper clearance for ventilation, and mount using hardware compatible with a 916A frame. Use the +2.5% and -2.5% taps to adjust secondary voltage as required by your system tolerances. Reference the catalog and installation sheets for torque specs and grounding requirements.
Key specs include 75 kVA three-phase power rating, 480 V primary, 208 V secondary, 60 Hz frequency, +2.5% / -2.5% tap adjustments, 150 °C rise, 200 °C insulation system, aluminum coils, and frame 916A. It is UL Listed, NEMA TP-1 compliant, and designed for efficiency per NEMA TP-1 notes. These figures guide panel sizing, protection coordination, and cooling needs.
Yes. The N48M29T75EE is a K-Factor nonlinear ventilated transformer, engineered to handle harmonic-rich loads from PWM drives and automation equipment. This design minimizes overheating and maintains voltage stability, reducing transformer stress and extending service life in drives-heavy applications such as conveyors, presses, and robotics cells.
The unit is UL Listed and NEMA TP-1 compliant, with catalog notes confirming NEMA TP-1 efficiency. It also carries an industry-standard warranty policy. These certifications ensure safety, reliability, and performance within industrial power distribution environments.
With UL approval, NEMA TP-1 compliance, and a robust 75 kVA rating, the N48M29T75EE supports longer mean time between failures in demanding environments. The harmonics-tolerant design reduces cooling costs and maintenance needs for drives and controls, contributing to lower lifecycle costs and improved system uptime in ongoing automation investments.