
Siemens- Vacuum Recloser 3ad, Medium-Voltage Equipment. Vacuum Switching Technology: Combines latest vacuum switching and electronic control for reliable performance. Compliance with Standards: Meets IEEE C37.60 and IEC 62271-111 standards for outdoor use. High Durability: 10,000 maintenance-free operating cycles ensure long-term reliability. Fast Operation Speed: Opening time less than 35 ms and closing time less than 60 ms. Certified Quality: Certified by VDE and ISO9001-2000 for quality assurance. Flexible Voltage Options: Available in 27 kV and 38 kV designs to suit different network needs. Integrated Control Unit: Includes protection and control electronics within the control cubicle. Robust Insulation: Rated lightning impulse withstand voltage up to 170 kV for 38 kV model.