As the world is moving towards highly compact and reliable power distribution equipment, GIS is emerging as the best solution for MV Primary Power Distribution. ARISTA GIS offers the latest technology with only incremental cost over Air Insulated Switchgear. ARISTA comes with flexible SF6 gas insulated plug-in compartments to suit various network configurations
The cubicles are robotically welded hermetically sealed stainless steel enclosures and are safe from internal arc. The circuit breaker cubicle includes a vacuum circuit breaker with three position disconnector switch connected in series with it. The gases generated during internal arc are vented through a relief duct provided at the rear side. The plug-in busbar and cable connectors allow easy termination of busbar and power cables with circuit breaker cubicle. The control and cable termination are front accessible along with plug-in instrument transformers ensuring ease of approach to all the equipments.