A 12 volt panel has maximum power at around 17 volts so will need a minimum of 2 in series in a 24 volt system. There is no technical disadvantage but larger domestic sized 24 volt panels are cost effective.
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The Variable Frequency Solar Pump Inverter is an advanced system that allows PV power to be directly used to drive water pumps without the use of battery modules.
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This article explores how the Tuvalu Solar Water Pumping Line addresses freshwater scarcity while reducing dependence on fossil fuels – a blueprint for sustainable development across Pa Solar-powered water pumping systems are transforming access to clean water.
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The project was installed and completed in Naypyidaw, Myanmar in 2015, using Solartech PB first generation 3700W inverters. This device not only meets the drinking water needs of 800 people, but the remaining water is also used to irrigate 100 acres of rice.
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