These 220/245/252kV GIS is the abbreviation of Gas-Insulated Metal-Enclosed Switchgear. Mainly composed of smart terminal, circuit breaker, disconnector, earthing switch, bus bar,electronic voltage transformer, electronic current transformer, surge arrester, inlet and outlet system, etc.
This series of products are the main equipments for intelligent substation on the Smart Grid.
On the basis of improving security and reliability, the superiorities of product are as below: the compacter design, wider margin, smaller spacer, more flexible configuration, easier assembly, better environmental adaptability and easier maintainence. Besides, maintenance circle of main components are less than 30years.It adopts standard module layout as toy-brick principle, layout flexibility, easy expansion to meet the various requirements.
Suited for the electric power system within the range of 252kVļ¼245kVļ¼, as the parts of detecting, protecting, measuring and switching the power line, the products are widely used in the field of power plant, substation, chemical plant, iron plant, mine, petroleum refining plant and new energy resources.