Eaton MD75E62 Motor Drive Isolation Transformer - UL Listed
Part Number: MD75E62
Quick Summary
MD75E62 Eaton motor drive isolation transformer provides clean, isolated power for three-phase motor drives in industrial facilities. Engineers struggle with voltage fluctuations and motor start-up transients; this transformer isolates drives and improves uptime. Key certifications include UL Listed, ensuring safety for industrial distribution equipment. In practice, the dry-type DT-3 design with frame 914D and WS39 weather shield supports reliable installations in panels and enclosures, while offering 75 kVA of capacity for growing drive systems. This combination enables faster integration with existing controls and helps ensure compliance with standard industrial practices.
Product Information
Extended Description
MD75E62 Eaton: Drive Isolation Transformer, Ventilated, Dry Type Distribution, DT-3, Three-phase, PV: 200/230 delta, Taps: 1 at +5% FCAN, 1 at -5% FCBN, SV: 460Y/266, 150°C, 75 kVA, Al windings, Frame: 914D, uses WS39
Product Name
Eaton Motor drive isolation ventilated transformer
Catalog Number
MD75E62
UPC
786680036583
Product Length/Depth
22 in
Product Height
39 in
Product Width
29 in
Product Weight
536 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
Coil material
Aluminum
Design
DT-3
Frame
914D
Tap size
1 at +5% FCAN, 1 at -5% FCBN
Type
Dry Type Distribution, Drive Isolation Transformer
Frequency rating
60 Hz
Phase
Three-phase
Primary voltage
200/230 V
Secondary Voltage
460Y/266 V
Temperature rise
150 °C rise
Volt ampere rating
75 kVA
Weathershield
WS39
Dry Type Distribution, DT-3 design and three-phase operation reduce heat buildup and fire risk while delivering robust isolation, enabling safer, continuous operation in motor drive panels. Business impact: improved equipment uptime and reduced maintenance surprises in harsh manufacturing environments. Application: factory floors, packaging lines, and process plants needing dependable drive isolation and minimal energy losses. Primary 200/230 V and secondary 460Y/266 V configuration with a 75 kVA rating ensures compatibility with common motor drives while delivering scalable capacity for future expansion. Business impact: streamlined panel design and fewer reconfigurations during upgrades. Application: machine centers and MCCs in automotive, food & beverage, and material handling sectors. The +5% and -5% taps provide voltage regulation to accommodate supply swings, while WS39 weather shield protects circuitry in enclosure-compliant installations. Business impact: improved reliability in outdoor or poorly conditioned spaces. Application: outdoor switchgear assemblies or protected outdoor racks. Aluminum windings, 914D frame, and dry-type construction optimize serviceability, thermal management, and lifecycle costs. Business impact: lower replacement risk and easier maintenance scheduling. Application: retrofit projects and new builds where long-term total cost of ownership matters. UL Listed certification confirms safety compliance for industrial distribution equipment, supporting procurement and commissioning workflows. Business impact: faster approvals and reduced risk during audits. In practice, the combination of ventilated cooling and integration-friendly dimensions supports rapid deployment in dense control rooms and new builds, while maintaining compliance with standard industrial practices and dealer stocking considerations.
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FAQs
MD75E62 is designed for three-phase motor drive applications and fits standard motor control centers and distribution panels. Its 75 kVA rating, DT-3 dry-type construction, and 914D frame provide predictable mounting footprints and electrical compatibility with common MCC configurations, simplifying panel design, wiring schemes, and future upgrades.
Key specs include a 75 kVA VA rating, 60 Hz frequency, primary voltage of 200/230 V, and secondary voltage of 460Y/266 V. This combination supports common industrial motors and VFDs, delivering clean, isolated power with a stable secondary, which reduces drive transients, improves motor life, and minimizes voltage-related nuisance trips in demanding production lines.
Yes, the unit uses a ventilated dry-type design with WS39 weather shield, offering protection in protected enclosure environments and favorable cooling for continuous operation. This combination helps maintain insulation integrity, reduces moisture ingress risk, and supports reliable performance in factory floors, outdoor-adjacent enclosures, or damp plant zones when mounted in suitable housings.
The MD75E62 is UL Listed, confirming compliance with recognized safety standards for electrical distribution equipment. This certification facilitates procurement and installation approvals, reduces conformity questions during audits, and aligns with common safety programs used in industrial facilities and contractor specifications.
With a dry-type construction, aluminum windings, and a ventilated design, the MD75E62 offers lower cooling energy requirements and reduced maintenance compared to oil-filled or liquid-filled transformers. The 75 kVA rating supports scalable drive capacity, while the WS39 shield and DT-3 design simplify installation and service access. The one-year warranty complements Eaton’s support network, contributing to predictable long-term operating costs and faster issue resolution.