Specifications and product availability may vary by region and voltage class. Always refer to the latest Siemens documentation for installation and safety guidelines. This article is for informational purposes and does not constitute an endorsement or engineering guarantee.
Location: Eastern coastal region, India Challenge: Integrate 600 MW of solar power into a 132 kV grid located in a high-salinity, cyclone-prone area. siemens 8dn9
Expected lifetime exceeds 50 years, with the first major inspection typically required after 25 years. Specifications and product availability may vary by region
| Feature | Siemens 8DN9 | ABB ZX2 (now Hitachi Energy) | Schneider Electric GHA | Eaton Power Xpert XGIS | |---------|--------------|------------------------------|------------------------|------------------------| | Max voltage | Up to 36 kV | Up to 36 kV | Up to 36 kV | Up to 38 kV | | Common pressure system | Yes (optional) | Yes (modular) | No (sealed compartments) | No | | Magnetic actuator option | Yes | Yes (VM1) | No | No | | Arc fault rating | 31.5 kA / 1s | 40 kA / 1s | 31.5 kA / 1s | 25 kA / 1s | | Footprint (24 kV feeder) | ~600 mm | ~550 mm | ~650 mm | ~750 mm | | Global installed base | >200,000 panels | >150,000 panels | Moderate | Smaller | Location: Eastern coastal region