PRODUCTS
25.8kV GIS
Features
Achieve safety through hermetically sealed SF6 gas
Prevention from trouble expansion into individual gas section
Equipped the pressure relief device for inner breakdown
Achieve equipment reliability using Vacuum interrupter
Outstanding accuracy based on digital relay and meta
Protection from fault expansion by each gas division
Rated voltage 25.8kV
Rated current 2000A / 630A
Rated frequency 60Hz
Rated short-time withstand current 25kA/1sec
Power frequency voltage Phase to earth 60kV
Open switching device 66kV
Lightning Impulse Phase to earth 150kV
Open switching device 165kV
Duty cycle O-0.3s-CO-15s-CO
Rated Dry-Air pressure 0.05Mpa
Minimum Dry-Air pressure 0.03Mpa