상황
A residential garden needs daytime water pumping from a borehole or storage tank powered by a 1 kWp solar array without batteries.
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01
Direct PV-to-pump DC topology avoids battery storage while matching pump output to solar availability
02
Float switch wired in pump positive line opens at full tank to prevent overflow
03
Fused disconnect switch isolates the PV array for safe maintenance
Off-grid solar pumping for irrigation, livestock, or garden water supply where water storage provides buffer instead of batteries.