Global Diesel Rotary UPS (DRUPS) Market By Type (100-1000 KvA , 1000-2000 KvA , 2000-2500 KvA , and 2500+ KvA), By Application (Aviation , Semiconductor , Telecom , Healthcare , and Defence), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2020-2029