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Eaton Medium-Voltage Transformers (2.4 – 34.5 kV | Up to 10,000+ kVA)
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🧭 Product Overview
Eaton Medium-Voltage Transformers are engineered to deliver safe, efficient, and continuous power distribution across 2.4 kV to 34.5 kV systems, with capacities reaching 10,000+ kVA. These transformers are critical in large-scale industrial operations, utility grids, mining, oil & gas, commercial campuses, and data centers, where uptime, durability, and efficiency are non-negotiable.
Available in dry-type and liquid-filled designs, Eaton MV transformers offer robust insulation systems, advanced thermal performance, and customizable configurations for primary and secondary voltages, tap settings, and enclosure types.
Description
Reliable Distribution for Industrial, Utility & Critical Infrastructure (2.4 – 34.5 kV | Up to 10,000+ kVA)
📞 Call/WhatsApp: +254 707 122 122 | 🌐 shopstemaengineering.com
⚙️ Technical Specifications
| Feature | Specifications / Options |
|---|---|
| Voltage Range | 2.4 kV – 34.5 kV (Primary) |
| Secondary Voltage | 480 V – 15 kV (typical) |
| Power Rating | 300 kVA – 10,000+ kVA |
| Phase | Three-phase |
| Cooling Type | ONAN / ONAF (Oil), Air-cooled (Dry-type) |
| Insulation | Class OA / AA / FA / AF |
| Taps | +/- 2 x 2.5% or +/- 5% on primary side |
| Frequency | 50 Hz / 60 Hz |
| Mounting | Pad-mounted / Substation / Pole-mounted |
| Enclosures | NEMA 1 / 3R / 4 / custom |
| Standards Compliance | IEEE, ANSI C57, IEC, DOE, CSA, UL |
🏆 Key Features & Benefits
✅ Versatility in Application
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Suitable for utility substations, renewables, commercial complexes, and industrial loads
💡 Energy-Efficient Operation
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Optimized core and coil designs reduce no-load and load losses
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Exceeds many international efficiency standards (DOE, C57.12, IEC 60076)
🔒 Safety & Durability
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Built-in temperature sensors, pressure relief devices, and pressure vacuum gauges (for oil units)
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Optional arc-flash mitigation, surge arresters, and protective relays
🧩 Flexible Designs
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Available in liquid-filled, dry-type, and sealed designs
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Custom-configured windings, bushings, cooling options, and protection accessories
🌍 Environmentally Friendly
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Use of natural esters (Envirotemp™) or sealed tanks to minimize environmental risk
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Dry-type options available for indoor use or eco-sensitive zones
🧪 Types of Eaton MV Transformers
| Type | Typical Use | Design |
|---|---|---|
| Liquid-Filled Pad-Mounted | Outdoor distribution in commercial/utility | Sealed or vented |
| Dry-Type Cast Resin | Indoor use – industrial, tunnels, buildings | Self-cooled |
| Substation Transformers | High-demand infrastructure, data centers | Oil-cooled or dry |
| Pole-Mounted Transformers | Rural or small-grid power delivery | Oil-filled |
🆚 Eaton vs Competitor MV Transformers
| Feature | Eaton MV Transformers | Generic Alternatives |
|---|---|---|
| Efficiency Standards | ✅ DOE / C57 / IEC Compliant | ⚠️ Varies by manufacturer |
| Dry & Liquid Options | ✅ Both Available | 🔸 Some offer only liquid |
| Eco-Friendly Insulation | ✅ Natural ester (Envirotemp™) | 🔸 Mineral oil only |
| Factory Testing | ✅ 100% routine & type tested | ⚠️ Type testing not always done |
| Customization | ✅ High (Taps, voltage, enclosures) | 🔸 Limited standard models |
🏗️ Use Case Examples
| Industry | Application |
|---|---|
| Utilities | Grid distribution, renewable energy step-down |
| Manufacturing | Powering medium-voltage motors, plant distribution |
| Data Centers | Medium-voltage UPS interfacing, critical load balancing |
| Mining & Oil & Gas | Process equipment, pumping stations, conveyor systems |
| Airports & Hospitals | Substations, uninterrupted facility-wide distribution |
🧾 Sample Eaton MV Transformer Models
| Model | kVA Rating | Primary / Secondary | Cooling | Application |
|---|---|---|---|---|
| VPI-MV-1500-15/0.48 | 1500 kVA | 15 kV / 480 V | Dry-type | Industrial substation |
| PPMT-2500-34.5/13.8 | 2500 kVA | 34.5 kV / 13.8 kV | Oil-cooled | Utility pad-mounted |
| CRDT-3000-24.9/0.48 | 3000 kVA | 24.9 kV / 480 V | Dry-type | Data center UPS system |
| LFT-5000-33/6.6 | 5000 kVA | 33 kV / 6.6 kV | Oil-cooled | Mining operation |
🔧 Why Buy Eaton MV Transformers from Shop Stema Engineering?
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🔍 Project-specific sizing & specification support
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⚙️ Factory-certified installation, testing & commissioning
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📦 Quick lead times on standard & customized builds
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🧾 Compliance documentation, drawings, and warranties provided
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🇰🇪 Local Kenyan support team with expert knowledge
📞 Request a Quote or Site Survey Today
Power your mission-critical infrastructure with Eaton’s proven medium-voltage solutions, backed by Shop Stema Engineering’s technical expertise and commitment to service.
📞 Call/WhatsApp: +254 707 122 122
📧 Email: info@stemaengineering.com
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