Assertion: francis turbine | /r/CapableOf | operate in a water head
Facets:
value: from 40 to 600 m
type: LOCATION
Source sentences:
text: They operate in a water head from 40 to 600 m (130 to 2,000 ft) and are used primarily for electrical power production.
text: They operate in a water head from 40 to 600 m (130 to 2,000 ft) and are primarily used for electrical power production.