Air Insulated Switchgear Market Size and Forecasts (2021 - 2031), Global and Regional Share, Trends, and Growth Opportunity Analysis Report Coverage:by Voltage Range (Less than 3kV, 3 kV-36 kV, More than 36 kV); Installation (Indoor, Outdoor); Application (Industrial, Infrastructure and Transportation, Transmission and Distribution, Others) , and Geography (North America, Europe, Asia Pacific, and South and Central America)