Description
High Voltage Solutions | 33 kV – 765 kV | 5 MVA – 1000+ MVA
📞 Contact: +254 707 122 122 | 🛒 Order Online: shopstemaengineering.com
📐 Technical Specifications
| Specification | Details |
|---|---|
| Voltage Range | 33 kV – 765 kV (Primary) |
| Rated Power Capacity | 5 MVA – 1000+ MVA |
| Frequency | 50 / 60 Hz |
| Cooling Methods | ONAN / ONAF / OFAF / ODAF / OFWF |
| Insulating Fluids | Mineral Oil, Natural Esters (BIOTEMP), Synthetic Fluids |
| Winding Material | High-grade copper (silver-bearing optional) |
| Core Material | Cold-rolled grain-oriented (CRGO) silicon steel |
| Tap Changers | On-Load Tap Changer (OLTC), Off-Circuit Tap Changer (OCTC) |
| Bushing Type | Porcelain, Composite, or SF6 gas-insulated |
| Monitoring Systems | Online DGA, temperature, partial discharge, OLTC control |
| Standard Compliance | IEC 60076, IEEE, ANSI, ISO 9001/14001/45001 |
🌟 Key Product Features
🔋 Extreme Power Capacity
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Supports bulk power transmission over long distances
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Designed for HV and EHV substations including 400kV and 765kV networks
🔧 Built for Critical Infrastructure
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Used in interconnectors, power grids, large-scale industries
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Superior mechanical and thermal integrity under heavy load cycles
🌱 Energy Efficient and Eco-Friendly
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Low-loss core designs meet Tier 1 & Tier 2 efficiency norms
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Available with eco-friendly ester fluids
📡 Digital-Ready with Advanced Monitoring
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Equipped with PowerLogic, EcoStruxure-ready IoT interfaces
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Real-time alerts on temperature, moisture, and fault detection
🆚 Comparison Table: Schneider vs Other Power Transformers
| Feature | Schneider Electric | Siemens Energy | GE Grid Solutions | ABB Hitachi |
|---|---|---|---|---|
| Max Voltage Class | Up to 765 kV | Up to 765 kV | Up to 765 kV | Up to 1200 kV |
| Max Power Rating | 1000+ MVA | 1200 MVA | 1000 MVA | 1200+ MVA |
| Efficiency Standard | IEC Tier 2 | IEC Tier 2 | DOE 2016, IEC | IEC / IEEE |
| Eco-Fluid Option | ✅ Yes (BIOTEMP) | ✅ Yes | ✅ Yes | ✅ Yes |
| Digital Monitoring | ✅ EcoStruxure Ready | ✅ Sensformer | ✅ Perception DGA | ✅ Lumada |
| Global Support in Africa | ✅ Extensive Presence | ✅ Yes | ⚠️ Limited | ✅ Yes |
🏭 Applications by Sector
| Sector | Application |
|---|---|
| National Utilities | Step-up/step-down HV transformers for transmission grids |
| Renewable Energy Farms | Integrating solar/wind generation into HV networks |
| Industrial Manufacturing | Supplying clean and stable power to large motor loads |
| Cross-Border Interconnects | HVDC/HVAC systems for multinational energy exchanges |
| Mining and Oil & Gas | High-reliability supply under harsh operating conditions |
| Smart Cities & Infrastructure | Reliable power for urban transport, metro & substation networks |
⚙️ Available Product Ranges
| Model/Family | Voltage Class | Power Rating | Use Case | Availability |
|---|---|---|---|---|
| Power Transformer 765 kV | 400 – 765 kV | 500 – 1000+ MVA | Inter-grid transmission lines | 🟠 Made-to-order |
| 400 kV Class Outdoor Series | 220 – 400 kV | 100 – 500 MVA | Grid & substation transformers | 🔄 12–16 weeks |
| 220 kV Class | 132 – 220 kV | 40 – 200 MVA | Utility distribution & transmission | 🔄 8–12 weeks |
| EcoDesign Low-Loss Range | 33 – 132 kV | 5 – 100 MVA | Commercial & Industrial sectors | ✅ Some in stock |
| Smart Monitoring-Ready Units | All classes | 50 – 800 MVA | IoT-enabled predictive maintenance | 🔄 Configurable |
🔧 Support Services by Shop Stema Engineering
As an official supplier and integrator, Shop Stema Engineering offers:
| Service | Available |
|---|---|
| Custom Engineering & Sizing | ✅ Yes |
| Factory Acceptance Testing (FAT) | ✅ Yes |
| Site Delivery & Crane Unloading | ✅ Yes |
| Installation & HV Cable Termination | ✅ Yes |
| Commissioning & Grid Synchronization | ✅ Yes |
| Remote Monitoring Setup (IoT) | ✅ Optional |
| Annual Preventive Maintenance | ✅ Yes |
📄 Compliance & Safety
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✅ IEC 60076 – Power Transformer Standards
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✅ ISO 9001 – Quality Management
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✅ ISO 14001 – Environmental Management
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✅ ISO 45001 – Occupational Health and Safety
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✅ EU Ecodesign Tier 1 & Tier 2
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✅ Optional Seismic, Marine & Desert Certifications
🛒 Why Choose Shop Stema Engineering?
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🇰🇪 Official Partner of Schneider Electric in Kenya
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📦 Nationwide & East Africa Delivery
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🧠 Expert Advisory for Grid & Substation Planning
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🔧 Technical Installation Teams On-Demand
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💼 Trusted by Utilities, Contractors, EPCs & Gov’t Agencies
☎️ Request a Quotation or Consultation
Ready to build or upgrade your substation or utility network? Let us help with the right Schneider Electric Power Transformer tailored to your needs.
📞 Call/WhatsApp: +254 707 122 122
📧 Email: info@stemaengineering.com
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