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There has been a lot of misconceptions / myth created by various stakeholders on this issue
either due to lack of understanding or unknown about latest technological advancement . The
final product what a farmer needs is water irrespective of DC/AC motor in an efficient way
with low life cycle cost.
Understand A Danish company called Grundfos with its innovative technology have
submersible and surface pumps which can run on both Solar and Grid power ( single phase and
3 phase.) Infact the same pump can run on both AC grid power and Solar power by just
change of a switch. Regarding reliability one cannot discount nearly 5000 installations across
India since last 7 years with a failure rate of almost nill due to any technical issues. They also
have sales and service network across India and have found that these pumps are running in 9
Indian states.
On converting the existing AC pumps is not a good viable idea as the solar panel requirement
would increase drastically, thus making the investment unattractive.
Sizing the correct and optimum pumpset along with the control panel according to the crop
pattern , yield of the bore and the water requirement on a scientific basis would not only
reduce the initial cost of the equipment's ( pu