Variable Speed Drive Market Size and Forecasts (2020 - 2030), Global and Regional Share, Trends, and Growth Opportunity Analysis Report Coverage:by Voltage (Low Voltage, Medium Voltage); Type (AC Drives, DC Drives, Servo Drives); Power (Micro-Power Drives, Low-Power Drives, Medium-Power Drives, High-Power Drives); Application (Pumps, Fans, Compressors, Conveyors, Others); End-User (Oil and Gas, Industrial, Infrastructure, Power Generation) , and Geography (North America, Europe, Asia Pacific, and South and Central America)