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GIS products

Gas-insulated metal-enclosed switchgear is combined electrical equipment with good insulativity SF6 gas to insulate and arc-extinguishing medium. The electrical equipment is made of breaker, isolated switch, earthing switch,CT, PT, arrester, bus, bushing, cables and sealed the metal shell surface.1. Miniaturization: comparing with general substation (AIS), 126kV GIS products covers an area of 10%, 252kV GIS products covers an area of 5% which is suitable for land shortage cities.2. High reliability: All live parts are sealed in the SF6 gas which can eliminate the effect from the environment. Besides, it is better than general switchgears in heavy pollution, high altitude, high salt and earthquake area or basement.3. Short installation cycle: Before delivery, the products adopt precast assembly and testing to transport and installation which can short contruction cycle and improve products reliabity.4. Long life for 30 years and convenient maintainZF□-252 products:Te

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