Medium Voltage Switchgear Market Size, Share & Trends Analysis Report By Insulation (Air-Insulated Switchgear (AIS), Gas-Insulated Switchgear (GIS), Solid Dielectric Switchgear, Hybrid Switchgear), By Voltage (Up to 3 kV, 3 kV–15 kV, Above 15 kV–24 kV, Above 24 kV–36 kV), By Installation (Indoor, Outdoor, Underground), By End User (Utilities, Industrial, Commercial & Residential, Oil & Gas, Transportation, Renewable Energy) and By Country (U.S., Canada) Forecasts, 2026-2034