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including pumped storage hydro generating stations 40 years (f) Transmission line (including HVAC & HVDC) 35 years (g) Communication system 15 years Provided that

including pumped Storage hydro generating stations 35 years (e) Transmission line (including HVAC & HVDC) 35 years (f) Communication system 15 years Provided that

factors affecting the performance and savings opportunities. 3.4 Heating Ventilation Air Conditioning (HVAC) and Refrigeration System: Introduction to Psychometrics, Vapor compression refrigeration cycle, refrigerants ... Conservation Building Codes (ECBC), building envelope, insulation, lighting, Heating, ventilation, air conditioning (HVAC), fenestrations, water pumping, inverter and energy storage/captive generation, elevators and escalators