Pumping station
Turbining station
Inlet valve
yes
yes
Discharge regulation device
no
yes
Runner linked to a rotating shaft
yes
yes
Shaft joints Casing and runner in contact with water Roller bearings greased for life Electrical machine Electrical boxes Medium voltage / high voltage transformer Usual building materials of the hydraulic machine Automatic by pass Water access 03/08/2005
yes yes
yes yes
yes
yes
yes (engine)
yes (generator)
yes
yes
Yes, if electrical power is higher than a few tens of kW
Yes, if electrical power is higher than a few tens of kW
Cast, black steel, stainless steel, bronze
Cast, black steel, stainless steel, bronze
no
yes
Disassembly necessary
Disassembly necessary
7